X-RAY COMPUTERIZED TOMOGRAPHY with resolution in the micrometer range.
Tomography using x-ray transmission.
Devices for accelerating protons or electrons in closed orbits where the accelerating voltage and magnetic field strength varies (the accelerating voltage is held constant for electrons) in order to keep the orbit radius constant.
The process of generating three-dimensional images by electronic, photographic, or other methods. For example, three-dimensional images can be generated by assembling multiple tomographic images with the aid of a computer, while photographic 3-D images (HOLOGRAPHY) can be made by exposing film to the interference pattern created when two laser light sources shine on an object.
A fabricated tooth substituting for a natural tooth in a prosthesis. It is usually made of porcelain or plastic.
Loss of the tooth substance by chemical or mechanical processes
A technique of inputting two-dimensional images into a computer and then enhancing or analyzing the imagery into a form that is more useful to the human observer.
Methods developed to aid in the interpretation of ultrasound, radiographic images, etc., for diagnosis of disease.
Occlusal wear of the surfaces of restorations and surface wear of dentures.
Products made by baking or firing nonmetallic minerals (clay and similar materials). In making dental restorations or parts of restorations the material is fused porcelain. (From McGraw-Hill Dictionary of Scientific and Technical Terms, 4th ed & Boucher's Clinical Dental Terminology, 4th ed)
Improvement of the quality of a picture by various techniques, including computer processing, digital filtering, echocardiographic techniques, light and ultrastructural MICROSCOPY, fluorescence spectrometry and microscopy, scintigraphy, and in vitro image processing at the molecular level.
A procedure consisting of a sequence of algebraic formulas and/or logical steps to calculate or determine a given task.
Non-invasive method of demonstrating internal anatomy based on the principle that atomic nuclei in a strong magnetic field absorb pulses of radiofrequency energy and emit them as radiowaves which can be reconstructed into computerized images. The concept includes proton spin tomographic techniques.
The testing of materials and devices, especially those used for PROSTHESES AND IMPLANTS; SUTURES; TISSUE ADHESIVES; etc., for hardness, strength, durability, safety, efficacy, and biocompatibility.
Tomography using x-ray transmission and a computer algorithm to reconstruct the image.
The study of crystal structure using X-RAY DIFFRACTION techniques. (McGraw-Hill Dictionary of Scientific and Technical Terms, 4th ed)
Penetrating, high-energy electromagnetic radiation emitted from atomic nuclei during NUCLEAR DECAY. The range of wavelengths of emitted radiation is between 0.1 - 100 pm which overlaps the shorter, more energetic hard X-RAYS wavelengths. The distinction between gamma rays and X-rays is based on their radiation source.
Examination of any part of the body for diagnostic purposes by means of X-RAYS or GAMMA RAYS, recording the image on a sensitized surface (such as photographic film).
The statistical reproducibility of measurements (often in a clinical context), including the testing of instrumentation or techniques to obtain reproducible results. The concept includes reproducibility of physiological measurements, which may be used to develop rules to assess probability or prognosis, or response to a stimulus; reproducibility of occurrence of a condition; and reproducibility of experimental results.
Improvement in the quality of an x-ray image by use of an intensifying screen, tube, or filter and by optimum exposure techniques. Digital processing methods are often employed.
Models used experimentally or theoretically to study molecular shape, electronic properties, or interactions; includes analogous molecules, computer-generated graphics, and mechanical structures.
Binary classification measures to assess test results. Sensitivity or recall rate is the proportion of true positives. Specificity is the probability of correctly determining the absence of a condition. (From Last, Dictionary of Epidemiology, 2d ed)
The formation of crystalline substances from solutions or melts. (McGraw-Hill Dictionary of Scientific and Technical Terms, 4th ed)
The scattering of x-rays by matter, especially crystals, with accompanying variation in intensity due to interference effects. Analysis of the crystal structure of materials is performed by passing x-rays through them and registering the diffraction image of the rays (CRYSTALLOGRAPHY, X-RAY). (From McGraw-Hill Dictionary of Scientific and Technical Terms, 4th ed)
Computer systems or networks designed to provide radiographic interpretive information.
Identification and measurement of ELEMENTS and their location based on the fact that X-RAYS emitted by an element excited by an electron beam have a wavelength characteristic of that element and an intensity related to its concentration. It is performed with an electron microscope fitted with an x-ray spectrometer, in scanning or transmission mode.
The characteristic 3-dimensional shape of a protein, including the secondary, supersecondary (motifs), tertiary (domains) and quaternary structure of the peptide chain. PROTEIN STRUCTURE, QUATERNARY describes the conformation assumed by multimeric proteins (aggregates of more than one polypeptide chain).
Descriptions of specific amino acid, carbohydrate, or nucleotide sequences which have appeared in the published literature and/or are deposited in and maintained by databanks such as GENBANK, European Molecular Biology Laboratory (EMBL), National Biomedical Research Foundation (NBRF), or other sequence repositories.
A diffuse parenchymal lung disease caused by inhalation of dust and by tissue reaction to their presence. These inorganic, organic, particulate, or vaporized matters usually are inhaled by workers in their occupational environment, leading to the various forms (ASBESTOSIS; BYSSINOSIS; and others). Similar air pollution can also have deleterious effects on the general population.
A subclass of cartilaginous fish comprising the SHARKS; rays; skates (SKATES (FISH);), and sawfish. Elasmobranchs are typically predaceous, relying more on smell (the olfactory capsules are relatively large) than sight (the eyes are relatively small) for obtaining their food.
Spectroscopic method of measuring the magnetic moment of elementary particles such as atomic nuclei, protons or electrons. It is employed in clinical applications such as NMR Tomography (MAGNETIC RESONANCE IMAGING).
The common name for all members of the Rajidae family. Skates and rays are members of the same order (Rajiformes). Skates have weak electric organs.
Methods of creating machines and devices.
Elements of limited time intervals, contributing to particular results or situations.
The electronic transmission of radiological images from one location to another for the purposes of interpretation and/or consultation. Users in different locations may simultaneously view images with greater access to secondary consultations and improved continuing education. (From American College of Radiology, ACR Standard for Teleradiology, 1994, p3)
Hospital department which is responsible for the administration and provision of x-ray diagnostic and therapeutic services.
The order of amino acids as they occur in a polypeptide chain. This is referred to as the primary structure of proteins. It is of fundamental importance in determining PROTEIN CONFORMATION.
Neutrons, the energy of which exceeds some arbitrary level, usually around one million electron volts.
The parts of a macromolecule that directly participate in its specific combination with another molecule.
The part of brain that lies behind the BRAIN STEM in the posterior base of skull (CRANIAL FOSSA, POSTERIOR). It is also known as the "little brain" with convolutions similar to those of CEREBRAL CORTEX, inner white matter, and deep cerebellar nuclei. Its function is to coordinate voluntary movements, maintain balance, and learn motor skills.
A highly reactive aldehyde gas formed by oxidation or incomplete combustion of hydrocarbons. In solution, it has a wide range of uses: in the manufacture of resins and textiles, as a disinfectant, and as a laboratory fixative or preservative. Formaldehyde solution (formalin) is considered a hazardous compound, and its vapor toxic. (From Reynolds, Martindale The Extra Pharmacopoeia, 30th ed, p717)
Diseases that affect the structure or function of the cerebellum. Cardinal manifestations of cerebellar dysfunction include dysmetria, GAIT ATAXIA, and MUSCLE HYPOTONIA.
Measurement of distances or movements by means of the phenomena caused by the interference of two rays of light (optical interferometry) or of sound (acoustic interferometry).
The output neurons of the cerebellar cortex.
Process of preserving a dead body to protect it from decay.
A cabinet department in the Executive Branch of the United States Government concerned with improving and maintaining farm income and developing and expanding markets for agricultural products. Through inspection and grading services it safeguards and insures standards of quality in food supply and production.
Multicellular, eukaryotic life forms of kingdom Plantae (sensu lato), comprising the VIRIDIPLANTAE; RHODOPHYTA; and GLAUCOPHYTA; all of which acquired chloroplasts by direct endosymbiosis of CYANOBACTERIA. They are characterized by a mainly photosynthetic mode of nutrition; essentially unlimited growth at localized regions of cell divisions (MERISTEMS); cellulose within cells providing rigidity; the absence of organs of locomotion; absence of nervous and sensory systems; and an alternation of haploid and diploid generations.
PLANTS, or their progeny, whose GENOME has been altered by GENETIC ENGINEERING.
The study of the origin, structure, development, growth, function, genetics, and reproduction of plants.
Proteins found in plants (flowers, herbs, shrubs, trees, etc.). The concept does not include proteins found in vegetables for which VEGETABLE PROTEINS is available.
Expanded structures, usually green, of vascular plants, characteristically consisting of a bladelike expansion attached to a stem, and functioning as the principal organ of photosynthesis and transpiration. (American Heritage Dictionary, 2d ed)
The science, art or practice of cultivating soil, producing crops, and raising livestock.
Digital detectors with small pixel pitches and micro-focus x-ray tubes are usually employed to yield in high resolution images ... Sometimes the terms high-resolution CT (HRCT) and micro-CT are differentiated, but in other cases the term high-resolution ... 3-D imaging of foods using X-ray microtomography Analysing heat and drought stress on food crops Piece of wood to visualize ... Because microtomography scanners offer isotropic, or near isotropic, resolution, display of images does not need to be ...
"Unlocking history through automated virtual unfolding of sealed documents imaged by X-ray microtomography". Nature ... Scanning Electron Microscopy (SEM) Able to take high resolution and high magnification micrographs to study structural and ... can be changed to image so an object or artwork is illuminated from a variety of directions Non-invasive method that yields ... Reflectance Transformation Imaging (RTI) Method of surface imaging whereby the location of the light source ...
High resolution stereo images (0.5 m resolution) cost around €11,000. Image satellites include Quikbird, Ikonos. High ... method which generates a three-dimensional image of the inside of an object from a large series of two-dimensional X-ray images ... Although most common in medicine, industrial computed tomography, microtomography and MRI are also used in other fields for ... yielding a complete, native CAD model, capturing both shape and design intent (e.g. Geomagic, Rapidform). For instance, the ...
Two different methods were used for this: An x-ray microtomography, which can be done without damaging the bones, and a small ... Carr, T.D. (5 June 2020). "A high-resolution growth series of Tyrannosaurus rex obtained from multiple lines of evidence-Author ... Bates K.T, Hodgetts D, Manning P. L & Sellers W. I, "Estimating Mass Properties of Dinosaurs Using Laser Imaging and 3D ... His findings, published in 2019, yielded that "Scotty" is the largest (in weight and length), having out-measured the previous ...
High resolution CT. *X-ray microtomography. *Electron beam tomography. Targets. *Coronary *Calcium scan ... In theory, the inverse Radon transformation would yield the original image. The projection-slice theorem tells us that if we ... of a ray at position, on the projection at angle θ. {\displaystyle \theta }. , is given by the line integral: p. θ. (. r. ). = ... and desired resolution is R. s. {\displaystyle R_{s}}. , rule of thumb number of projections needed for reconstruction is N. , ...
High resolution CT. *X-ray microtomography. *Electron beam tomography. Targets. *Coronary *Calcium scan ... "B-mode" imaging, which displays a 2-dimensional image of the skull, brain, and blood vessels as seen by the ultrasound probe. ... Fourier analysis would yield peaks representing pulsatile energy from reflection sites at various harmonics, which are ... The ultrasound probe emits a high-frequency sound wave (usually a multiple of 2 MHz) that bounces off various substances in the ...
High-resolution. *X-ray microtomography. *Electron beam. *Cone beam. Targets. *Heart *calcium scan ... Image quality[edit]. Image quality will depend on resolution and density. Resolution is the ability an image to show closely ... It is a relatively low-cost investigation with a high diagnostic yield. The difference between soft and hard body parts stems ... Main article: X-ray image intensifier. As an alternative to X-ray detectors, image intensifiers are analog devices that readily ...
2002). "High angular resolution diffusion imaging reveals intravoxel white matter fiber heterogeneity". Magn. Reson. Med. 48 (4 ... This vector can be color-coded, yielding a cartography of the tracts' position and direction (red for left-right, blue for ... High-resolution CT. *X-ray microtomography. *Electron beam tomography. Targets. *Coronary *Calcium scan ... Tuch DS, Weisskoff RM, Belliveau JW, Wedeen VJ (1999). "High angular resolution diffusion imaging of the human brain". ...
High resolution CT. *Whole body imaging *Full-body CT scan. *X-ray microtomography ... Later, the substance was used in dedicated positron tomographic scanners, to yield the modern procedure. ... As the timing resolution improves, the signal-to-noise ratio (SNR) of the image will improve, requiring fewer events to achieve ... In modern PET-CT scanners, three-dimensional imaging is often accomplished with the aid of a CT X-ray scan performed on the ...
High-resolution CT. *X-ray microtomography. *Electron beam computed tomography. *Cone beam computed tomography ... As the timing resolution improves, the signal-to-noise ratio (SNR) of the image will improve, requiring fewer events to achieve ... Later, the substance was used in dedicated positron tomographic scanners, to yield the modern procedure. ... Disadvantages are that shot noise in the raw data is prominent in the reconstructed images, and areas of high tracer uptake ...
High-resolution CT. *X-ray microtomography. *Electron beam computed tomography. *Cone beam computed tomography ... Dark image. *Image geometry: of which it compiles of the X-ray beam, object and image receptor all of which depend on a ... periapical views is suggested as a method of minimising radiation dose to the patient while maximizing diagnostic yield. ... The image receptor is placed in a holder and positioned parallel to the long axis of the tooth being imaged. The X-ray tube ...
Digital detectors with small pixel pitches and micro-focus x-ray tubes are usually employed to yield in high resolution images ... Sometimes the terms high-resolution CT (HRCT) and micro-CT are differentiated, but in other cases the term high-resolution ... 3-D imaging of foods using X-ray microtomography Analysing heat and drought stress on food crops Piece of wood to visualize ... Because microtomography scanners offer isotropic, or near isotropic, resolution, display of images does not need to be ...
X-ray absorption microtomography yields the necessary spatial resolution, but since the composition of the different types of ... 2007 Morphology of bony tissues and implants uncovered by high-resolution tomographic imaging. Int. J. Mater. Res. 98, 613-621. ... 2007 Spatial resolution in Bragg-magnified X-ray images as determined by Fourier analysis. Phys. Status Solidi a 204, 2746-2752 ... 2007a High-resolution brain tumor visualization using three-dimensional X-ray phase contrast tomography. Phys. Med. Biol. 52, ...
Cause of such structural orientation confusion, seen in the high resolution TXM images, can be obvious when observing much ... Synchrotron Powered Transmission X-ray Micro-tomography System in Shale Gas Micro-structural Characterisation. Oil Gas Res 2: ... However, small dimension of majority pores make it more difficult to be investigated and yields very small permeability values ... High resolution micro-CT, works on the same principles of the conventional X-ray CT, but using smaller samples and a shorter ...
The high resolution X-ray micro-tomography datasets reported in this paper are available at the Digital Rocks Portal:. www. ... For example, it could help in determining the optimal wettability that could yield an extra oil recovery (i.e., designing brine ... Use the 4X objective to acquire X-ray images at a high resolution (i.e., 2 µm/voxel) sufficient to measure the effective in ... 4. Imaging Protocol. *Use an X-ray microtomography scanner to acquire the three-dimensional X-ray scans at the micron scale of ...
... thus quickly providing high-quality micro-CT images of whole organs of mammals. Besides of yielding non-distorted three- ... Three-dimensional non-destructive soft-tissue visualization with X-ray staining micro-tomography. ... to access high-resolution structural information of animal organs. The staining agents used in micro-CT to improve the contrast ... The staining agents used in micro-CT to improve the contrast fail in providing high-quality images of whole organs of animals ...
Functional Plant Biology is an international journal of plant function publishing high quality research papers in all areas of ... Non-invasive imaging of roots with high resolution X-ray micro-tomography. Plant and Soil 255, 351-359. , CrossRef , CAS , ... Can changes in canopy and/or root system architecture explain historical maize yield trends in the US corn belt? Crop Science ... Johnson SN, Read DB, Gregory PJ (2004) Tracking larval insect movement within soil using high resolution X-ray microtomography. ...
Low-dispersion LA aerosol transport systems and CT-based registration approaches : advanced 3D and high-resolution imaging ... Integrated three-dimensional microanalysis combining X-ray microtomography and X-ray fluorescence methodologies Brecht Laforce ... Grain yield observations constrain cropland CO2 fluxes over Europe Marie Combe (UGent) , Allard JW de Wit, Jordi Vilà-Guerau de ... Spatiotemporal effects on oxygen level in waste stabilization pond at high altitude Long Tuan Ho (UGent) , Wout Van Echelpoel ( ...
Here we present a new method for imaging the functional status of vessels using high-resolution x-ray computed tomography (HRCT ... The plant was rotated in the 15 keV synchrotron x-ray beam from 0 to 180 degrees in increments of 0.25 degrees yielding 720, 2D ... Plants were transported by car from the University of California, Davis to the x-ray microtomography facility at the Advanced ... the first in vivo visualization and quantification of the refilling process for any species using high-resolution x-ray ...
Recent advances in high-resolution three-dimensional X-ray CT imaging have made it possible to visualize fluid configurations ... X-ray micro-tomography is used to image the pore-scale configurations of fluid in a rock saturated with three phases - brine, ... However, higher absolute yields are obtained at higher injection velocities because of the larger amount of matter available ... With the advent of high-resolution time-resolved three-dimensional X-ray imaging, all the terms in this expression can be ...
FLIR SC5000 thermal imaging camera from FLIR is being used by researchers at University College London to get a reliable ... James Robinson, PhD researcher at the EIL primarily focuses on high resolution thermal imaging of batteries and fuel cells. He ... including X-ray micro tomography, electrochemical atomic force microscopy, current mapping, off-gas analysis, high-speed ... To deliver the desired amount of energy, fuel cells can be combined in series and parallel circuits to yield either a higher ...
M) 3D reconstruction of the CPF wood (CPF-4-5) derived from x-ray microtomography, and microtomography images display the ... Download high-res image. * Open in new tab. * Download Powerpoint. Fig. 2 The structural characterization of the balsa and ... C) Ashby chart plotting compressive yield strength versus density for polymeric woods and other engineered materials, including ... 3D observation of a typical CPF wood by x-ray microtomography.. Movie S2. The in situ observation of failure process of the low ...
These 3D imaging markers were further correlated with the histopathology and renal microvessel-based molecular study using ... We also found that these 3D imaging markers individually characterize the development of renal TI lesions or glomerulopathy, ... these image features can be used to differentiate the disease status and the possible cause therefore qualified as image ... establishes distinct imaging markers of mouse kidney disease strongly associated to renal tubulointerstitial (TI) lesions and ...
Microfocus computed tomography may be preferable to magnetic resonance imaging in early gestation fetuses and may offer an ... detailed anatomic examinations that are achieved in minutes at high resolution. ... but current clinical imaging techniques do not provide high-enough imaging resolution in small fetuses. We hypothesized that ... X-Ray Microtomography* Grant support * MR/R002118/1/MRC_/Medical Research Council/United Kingdom ...
... scanned using high resolution microtomography. The contrasting potentials between tissue types and organs are described based ... The PMA yielded the best results, allowing discrimination even at the level of cell layers. Our results show that those ... Especially for micro-CT scanning, several X-ray contrast enhancers are performant in sufficiently contrasting soft tissue organ ... imaging tools becoming more readily accessible. Although initially useful for visualizing mineralized tissues, recent ...
High resolution x-ray computed tomography (HRCT) is a non-destructive diagnostic imaging technique with sub-micron resolution ... x-ray micro-tomography, ALS 8.3.2, xylem, phloem, tomography, imaging ... Excised and dried samples from woody species are easiest to scan and typically yield the best images. However, recent ... resolution (near 1 nm) images of small and asymmetric proteins. These high-resolution and high contrast images are even ...
In this case, the high resolution image (Figure 4.8),shows no encapsulation in the joint section. However, the contour image ... 51Figure 3.4 X-ray Micro-Tomography (xmt) section images of fabricated alloysE01-05 ... High das-high CSi and low das-low CSi conditions yield betterformability than high das-low CSi and low das-high CSi conditions ... The maximum yield strength occurs when das is low and Si content is high andthe minimum yield strength occurs when das is high ...
High resolution X-ray microtomography is among new methods available to comparative anatomists. It enables non-invasive imaging ... Even phylogenomics has yielded conflicting results (discussed here).. Posted by anthony michael carter at 07:00 Email This ...
High resolution 3D X-ray tomography enables detailed structural analysis of cellular metalls. Different features of the ... 3D image comparison before and after the compression yields the image of the partial shift and internal deformation zones. This ... 3D micro-tomography, metallic foams, cellular materials, pore size calculation, mean density.. For the characterisation of the ... A common method to achieve high spatial resolution is using X-ray tubes with a very small focus and magnification technique. ...
GIFM is a novel method that yields X-ray images with ultra-high sensitivity in several complementary contrast modes. With the ... This is exemplified in the present chapter by a contribution on the extension of high-resolution laminography (which allows ... of the proposals using microtomography. This research regularly leads to high impact publications (four in Nature/Science/PNAS ... fast 3D imaging and nanoprobe-related imaging. A full 3D microtomographic image can be recorded in only a few seconds on ID15 ...
We used Magnetic Resonance Imaging (MRI) as a noninvasive method to evaluate which traits can be measured when a complex plant ... We used Magnetic Resonance Imaging (MRI) as a noninvasive method to evaluate which traits can be measured when a complex plant ... we consecutively acquired 3D volumetric images on individual plants using the MRI contrast parameter T2 to map the development ... we consecutively acquired 3D volumetric images on individual plants using the MRI contrast parameter T2 to map the development ...
The categorical advantages of this proceed include of both accurate cognisance during really high resolutions (in a box of SEM ... an X-ray-based imaging routine that offers non-destructive 2D and 3D research in terms of structure cognisance and ... The fast building margin of bone hankie metamorphosis aims to yield for a protected and predicted diagnosis of bone defects ... A comparatively novel proceed for skeleton structure research is micro-computed tomography (micro-CT, µCT, micro-tomography; [8 ...
... its own saliva as a construction material allows the swiftlets full control over the structural features at a very high ... resolution in a process similar to additive manufacturing. It was hypothesized that the mechanical properties would vary ... We obtained complete structural 3D information of the nests by X-ray microtomography (µCT) set to a resolution of 34 μm (Fig. ... FE mesh generation module of ScanIP (v.M-2017.06) was used for conversion of the segmented 3D image data into high quality ...
The high classification rate implies that culturing did not lead to a major loss of variability in root system architecture in ... The high classification rate implies that culturing did not lead to a major loss of variability in root system architecture in ... 2014). Image-based high-throughput field phenotyping of crop roots. Plant Physiol. 166, 470-486. doi: 10.1104/pp.114.243519 ... spontaneum) seedlings using gel chambers, soil sacs and X-ray microtomography. Plant Soil 316, 285-297. doi: 10.1007/s11104-008 ...
Time-resolved microtomography with high frame rate, high lateral resolution and sufficiently high contrast allows for observing ... The re-solidification process was visualized by high-speed X-ray imaging at the European Synchrotron Radiation Facility (ESRF, ... The addition of Zn to the Mg-Nd system improves the yield strength and creep resistance, however its influence on the ... Observation of side arm splitting studied by high resolution X-ray radiography Natalia Shevchenko, Joerg Grenzer, Olga ...
... and an X-ray detector with inconceivably high resolution and dynamic range. ... Over 5,000 X-ray images were taken as 45 blocks were each rotated around 360 degrees, taking around 18 hours per block to ... Since the early 90s, I have been working on the design and application of X-ray microtomography (XMT) scanners, which are ... Early experiments with very short rolls of film (only a few centimetres in diameter) yielded surprising and spectacular results ...
The dual-kVp method was found to yield significant improvements over the split-detector method at high material thicknesses. ... two images are acquired by one x-ray exposure. The 1st image is the attenuation …image of the object. The 2nd image is a phase- ... Keywords: microtomography, beam hardening correction, bimodal energy model Citation: Journal of X-Ray Science and Technology, ... The theoretically determined contrast resolutions for aluminum and plexiglas were found to be sufficient for clinical diagnosis ...
Cochard H, Delzon S, Badel E (2015) X-ray microtomography (micro-CT): a reference technology for high-resolution quantification ... Truernit E (2014) Phloem imaging. J Exp Bot 65:1681-1688CrossRefPubMedGoogle Scholar ... Jyske T, Laakso T, Latva-Mäenpää H, Tapanila T, Saranpää P (2014b) Yield of stilbene glucosides from the bark of young and old ... Brodersen CR (2013) Visualizing wood anatomy in three dimensions with high-resolution X-ray microtomography (MCT)-a review. ...
High-resolution x-ray micro-tomography is used for imaging of solid materials at micrometer scale in 3D. Our goal is to ... and a filtered white light option yields useful photons up to 50 keV. A user-friendly graphical user interface allows users to ... high-resolution imaging and microscale tomography. The hard X-ray beamline 8.3.2 at the Advanced Light Source enables imaging ... acquired using high-resolution X-ray. Also, we compare our results with standard, yet fast algorithms often used for image ...
Using a method called microtomography, a 3-dimensional map showing the inks exact location is built up by creating images ... archaeologynewsnetwork.blogspot.ca/2013/05/new-x-ray-system-to-yield-secrets-of.html ... other techniques previously developed to read un-openable historical documents is the unprecedentedly high contrast resolution ... Additionally, according to the study, the surface textures of these spherules are consistent with high temperatures and high- ...
Conclusions: LSCI is capable of imaging RCM with high spatial and temporal resolutions. It can instantaneously detect local ... with the presence of a highly mineralized outer surface zone indicative of lesion arrest measured with x-ray microtomography ( ... The two-layer model compensated for the effect of melanin and yielded properties in the expected range for healthy breast. ... Aim: To generate high-frame-rate endomicroscopy images with improved optical sectioning, we develop a high-speed subtraction ...
  • Play media Play media X-ray microtomography, like tomography and X-ray computed tomography, uses X-rays to create cross-sections of a physical object that can be used to recreate a virtual model (3D model) without destroying the original object. (wikipedia.org)
  • These pixel sizes have also resulted in the terms high-resolution X-ray tomography, micro-computed tomography (micro-CT or µCT), and similar terms. (wikipedia.org)
  • Micro-CT has applications both in medical imaging and in industrial computed tomography. (wikipedia.org)
  • The ASTRA Toolbox is a MATLAB toolbox of high-performance GPU primitives for 2D and 3D tomography, from 2009-2014 developed by iMinds-Vision Lab, University of Antwerp and since 2014 jointly developed by iMinds-VisionLab, UAntwerpen and CWI, Amsterdam. (wikipedia.org)
  • The detection of individual Purkinje cells without the application of any stain or contrast agent is unique in the field of computed tomography and sets new standards in non-destructive three-dimensional imaging. (royalsocietypublishing.org)
  • Magnetic resonance tomography (MRT) is well established for imaging human brain tissue. (royalsocietypublishing.org)
  • Although clinical X-ray computed tomography (CT) can give better spatial resolution it also does not reach the level of individual cells. (royalsocietypublishing.org)
  • Three-dimensional non-destructive soft-tissue visualization with X-ray staining micro-tomography. (tum.de)
  • Low inherent contrast in soft tissues has been limiting the use of X-ray absorption micro-computed tomography (micro-CT) to access high-resolution structural information of animal organs. (tum.de)
  • 2000) Computer-assisted tomography and magnetic resonance imaging. (publish.csiro.au)
  • Here we present, to our knowledge, the first in vivo visualization and quantification of the refilling process for any species using high-resolution x-ray computed tomography. (plantphysiol.org)
  • The EIL uses a wide variety of techniques to investigate fuel cells, including X-ray micro tomography, electrochemical atomic force microscopy, current mapping, off-gas analysis, high-speed photography, thermal imaging and a host of bespoke electrochemical techniques. (ferret.com.au)
  • We hypothesized that microfocus computed tomography, which is a rapid high-resolution imaging technique, could give accurate diagnostic imaging after early gestation fetal loss. (nih.gov)
  • Images were acquired with a microfocus computed tomography scanner with size-appropriate parameters. (nih.gov)
  • Postmortem whole-body fetal microfocus computed tomography gives noninvasive, detailed anatomic examinations that are achieved in minutes at high resolution. (nih.gov)
  • Microfocus computed tomography may be preferable to magnetic resonance imaging in early gestation fetuses and may offer an acceptable method of examination after fetal loss for parents who decline invasive autopsy. (nih.gov)
  • The following highlight describes the 3D investigation of cometary grains, collected during the NASA Stardust mission, by nanoscale X-ray fluorescence tomography. (esrf.eu)
  • This is particularly advantageous for dynamic applications because it allows for high-speed, high-resolution imaging and microscale tomography. (spiedigitallibrary.org)
  • We present recent instrumentation developments that allow for continuous tomography with scan rates approaching 1 Hz per 3D image. (spiedigitallibrary.org)
  • In addition, our use of iterative reconstruction techniques allows for improved image quality despite fewer images and low exposure times used during fast tomography compared to traditional Fourier reconstruction methods. (spiedigitallibrary.org)
  • This work shows that propagation-based X-ray phase-contrast tomography, both at the synchrotron and even at a compact laboratory source, can be used to perform noninvasive 3D virtual histology on unstained paraffin-embedded human cerebellum at isotropic subcellular resolution. (pnas.org)
  • To overcome the limitations of conventional histology, we use phase-contrast X-ray tomography with optimized optics, reconstruction, and image analysis, both at a dedicated synchrotron radiation endstation, which we have equipped with X-ray waveguide optics for coherence and wavefront filtering, and at a compact laboratory source. (pnas.org)
  • Hard X-ray computed tomography (CT), when augmented by phase contrast ( 1 ⇓ ⇓ ⇓ ⇓ ⇓ - 7 ), can provide sufficient 3D image resolution and contrast for neuronal tissues ( 8 ⇓ - 10 ). (pnas.org)
  • Synchrotron radiation-based X-ray micro computed tomography was used for the evaluation of eventual changes in the microstructure of the matrix tablets during dissolution and after long-term storage. (ijpsonline.com)
  • X-ray micro computed tomography has been used in the last decades as a non-destructive imaging tool to study in volume the structure of granules and tablets [ 1 ]. (ijpsonline.com)
  • To our knowledge X-ray micro computed tomography has not been used yet for the evaluation of the microstructure of lipid matrix tablets before and during dissolution, and after storage at 40° and 75 % relative humidity. (ijpsonline.com)
  • In Situ X-Ray Tomography Imaging of Soil Water and Cyanobacteria from Biological Soil Crusts Undergoing Desiccation. (uni-kassel.de)
  • We have already studied the high-cycle fatigue (HCF) for over 1 million load cycles by means of high-resolution synchrotron computed tomography (CT) [1]. (esrf.fr)
  • Synchrotron radiation X-ray computed tomography (SR-CT) technique is such a powerful imaging tool developed in recent years [ 6 , 7 ]. (hindawi.com)
  • reported X-ray microscopic computed tomography (microCT) at 8 µm resolution. (biologists.org)
  • Confocal laser-scanning microscopy, electron tomography, and optical coherence microscopy are used for imaging thin (often sectioned) and (semi-)transparent material ( 1 ), in conjunction with modern computer programs for 3D reconstruction. (pnas.org)
  • Complementing this, other techniques for examining larger specimens or to avoid sectioning "difficult" material include neutron imaging, nuclear magnetic resonance (NMR) imaging, X-ray computed tomography (CT), high-resolution X-ray computed tomography (HRCT), and synchrotron radiation X-ray tomographic microscopy (SRXTM). (pnas.org)
  • To exploit high-resolution detectors used in many applications of tomography, alignment of the projection data is essential. (iospress.com)
  • High-resolution phase-contrast X-ray computed tomography (CT) reveals the phoretic deutonymph of a fossil astigmatid mite (Acariformes: Astigmata) attached to a spider's carapace (Araneae: Dysderidae) in Eocene (44-49 Myr ago) Baltic amber. (royalsocietypublishing.org)
  • Therefore, we employed phase-contrast X-ray computed tomography (CT) as an alternative method for visualization. (royalsocietypublishing.org)
  • This article describes how we used virtual sections from a commercial high-resolution X-ray computed tomography (CT) scanner to make realistic 3-D anatomical models for various applications in our middle-ear research. (springer.com)
  • The advent of high-resolution computed tomography (CT) made it possible to perform virtual instead of physical sectioning, and computer assistance facilitated the construction of reliable 3-D mathematical anatomical models. (springer.com)
  • Here we use X-ray micro-computed tomography (μCT) to investigate RW-associated alterations in secondary xylem tissue patterning in three dimensions (3D). (beds.ac.uk)
  • The pore structure of three samples from two neighbouring wells in the Campos Basin, offshore Brazil, were investigated by high resolution X-ray tomography. (diamond.ac.uk)
  • Recent advancements in fast synchrotron x-ray tomography has made it possible to acquire time-resolved 3D image volumes (4D Imaging) of different materials including paper that can be utilized for direct observation of their microstructure under deformation. (diamond.ac.uk)
  • To do so, four samples with different levels of bonding, and six samples with different fractions of NBSK and Eucalyptus fibres were scanned by synchrotron x-ray tomography while being deformed in a tensile tester in an interrupted fashion. (diamond.ac.uk)
  • In biomedical research, a huge variety of different techniques is currently available for the structural examination of small specimens, including conventional light microscopy (LM), transmission electron microscopy (TEM), confocal laser scanning microscopy (CLSM), microscopic X-ray computed tomography (microCT), and many others. (beds.ac.uk)
  • Xtreme computed tomography (XtremeCT, Scanco Medical, Auenring 6-8, 8303 Bassersdorf, Switzerland), which is a high-resolution pQCT, provides micro-CT for the clinical diagnosis of osteoporosis and other bone diseases in human medicine. (biomedcentral.com)
  • A notable example of applications is the reconstruction of computed tomography (CT) where cross-sectional images of patients are obtained in non-invasive manner. (wikipedia.org)
  • This article applies in general to reconstruction methods for all kinds of tomography , but some of the terms and physical descriptions refer directly to the reconstruction of X-ray computed tomography . (wikipedia.org)
  • One of my current interests is utilizing imaging techniques such as X-ray Computed Tomography, and we have recently won funds to establish a new facility (The Hounsfield Facility) that houses three CT scanners capable of visualising materials from the nano scale to the metre scale. (nottingham.ac.uk)
  • My research is currently focused on exploring plant-soil interactions of which X-ray Computed Tomography is employed in most studies. (nottingham.ac.uk)
  • Extracting Multiple Interacting Root Systems using x-ray Micro Computed Tomography The Plant Journal. (nottingham.ac.uk)
  • Assessing the influence of the rhizosphere on soil hydraulic properties using X-ray computed tomography and numerical modelling JOURNAL OF EXPERIMENTAL BOTANY. (nottingham.ac.uk)
  • Edge illumination X-ray phase tomography of multi-material samples using a single-image phase. (osapublishing.org)
  • Bentzen SM, Hvid I, Jorgensen J. Mechanical strength of tibial trabecular bone evaluated by X-ray computed tomography. (lievers.net)
  • Hvid I, Bentzen SM, Linde F, Mosekilde L, Pongsoipetch B. X-ray quantitative computed tomography:​ the relations to physical properties of proximal tibial trabecular bone specimens. (lievers.net)
  • Although magnetic resonance imaging provides deep insights, its spatial resolution is insufficient to study the structure on the level of individual cells. (royalsocietypublishing.org)
  • X-ray absorption microtomography yields the necessary spatial resolution, but since the composition of the different types of brain tissue is similar, the images show only marginal contrast. (royalsocietypublishing.org)
  • Therefore, non-destructive three-dimensional imaging techniques should be identified that provide enough contrast between internal features of the human cerebellum and also offer sufficient spatial resolution for uncovering individual cells-if possible, without selective staining. (royalsocietypublishing.org)
  • It yields superb contrast between white and grey matter, but only limited spatial resolution. (royalsocietypublishing.org)
  • Besides of yielding non-distorted three-dimensional information at the same spatial resolution accessible in histological sections, micro-CT images of whole organs stained by our method enable easy screening of slices along any direction of the volume thus demonstrating new possibilities of structural analysis in biomedical science. (tum.de)
  • For these applications a fully three dimensional investigation of the objects with high spatial resolution in all directions is required. (ndt.net)
  • A common method to achieve high spatial resolution is using X-ray tubes with a very small focus and magnification technique. (ndt.net)
  • The local dynamics of dendritic side arms during the growth stage were studied by in-situ radiography observations at high spatial resolution of better than 1 μm. (degruyter.com)
  • the spatial resolution was enhanced to 0.37 μ m/pixel through the designed equipment and the introduction of excellent reconstruction method for the first time. (hindawi.com)
  • consequently, high spatial resolution observations of the metal powder's microstructure evolution in high temperature and microwave compound fields are indispensable. (hindawi.com)
  • The methods of observation, such as TEM and SEM, have been used for high spatial resolution online experiments in extreme environments (e.g., high temperature, high radiation, high pressure, etc.), but only the information of surface or two-dimensional (2D) section can be obtained. (hindawi.com)
  • For the morphology, distribution, and scale of microstructures in three dimensions (3D) that control the properties, in summary, 3D online high spatial resolution characterization is more real and effective. (hindawi.com)
  • In this paper, 3D microstructure characterization of Ti-Al metal powder mixture in high temperature and microwave compound fields was studied in situ, and the spatial resolution was firstly increased to 0.37 μ m/pixel. (hindawi.com)
  • High-frequency ultrasound biomicroscopy (UBM) has a spatial resolution of 30-50 µm and is particularly useful in visualizing blood flow in a fetus ( Phoon, 2006 ). (biologists.org)
  • The aforementioned registration procedure also makes it possible to increase the spatial resolution of a 3-D model by using two sequential scanning steps. (springer.com)
  • First, a low-spatial-resolution 3-D model is made based on a scan of the entire middle ear. (springer.com)
  • Root systems of Triticum durum grown in soil-filled rhizoboxes were scanned in a spectral range of 1000-1700 nm with 222 narrow bands and a spatial resolution of 0.1 mm. (biomedcentral.com)
  • Fundamentals for root phenotyping using hyperspectral imaging have been established by means of an image processing pipeline for automated segmentation of soil-grown plant roots at a high spatial resolution and for the exploration of spectral signatures encoding physico-chemical root zone properties. (biomedcentral.com)
  • Invariably, trade-offs are made particularly in clinical DTI scans between the spatial resolution, the number of DW directions (ND), and the number of signal averages (NSA) to improve the signal-to-noise ratio (SNR). (biomedcentral.com)
  • An alternative to absorption could be X-ray phase contrast, which is known for much better discrimination of soft tissues but requires more intricate machinery. (royalsocietypublishing.org)
  • In the present communication, we report an evaluation of the recently developed X-ray grating interferometry technique, applied to obtain phase-contrast as well as absorption-contrast synchrotron radiation-based microtomography of human cerebellum. (royalsocietypublishing.org)
  • The results are quantitatively compared with synchrotron radiation-based microtomography in optimized absorption-contrast mode. (royalsocietypublishing.org)
  • Nonetheless, considerable doubt remains as to whether the density resolution in absorption contrast mode will actually result in high-quality images of unstained brain tissue. (royalsocietypublishing.org)
  • The staining agents used in micro-CT to improve the contrast fail in providing high-quality images of whole organs of animals due to diffusion problems of the staining agent into the sample. (tum.de)
  • Especially for micro-CT scanning, several X-ray contrast enhancers are performant in sufficiently contrasting soft tissue organ systems by a different attenuation strength of X-rays. (naturalsciences.be)
  • This is exemplified in the present chapter by a contribution on the extension of high-resolution laminography (which allows three-dimensional imaging of flat specimens) to weakly absorbing materials, through the use of propagation-based phase contrast. (esrf.eu)
  • Since knowledge of the development of internal beet structures with several concentric cambia, vascular and parenchyma rings is still limited, we consecutively acquired 3D volumetric images on individual plants using the MRI contrast parameter T 2 to map the development of rings at the tissue level. (frontiersin.org)
  • One contrast enhanced MRA method, projection magnetic resonance digital subtraction angiograph (MRDSA), generates time-resolved angiograms in a manner similar to conventional digital x-ray digital subtraction angiography. (iospress.com)
  • Structural development of Norway spruce phloem during the growing season 2012 in northern Finland (Kivalo-KI) as visualised in 3D by synchrotron phase-contrast microtomography. (springer.com)
  • To this end, 3D data have to be acquired with sufficient resolution, contrast, and throughput. (pnas.org)
  • However, the use of computerized microtomography (CMT) allows the analysis of samples in 3D without any damage to them, also, it has been widely used in the characterization of materials manufactured by powder metallurgy mainly, because of the good contrast obtained between the solid and porous phases 14 , 15 . (scielo.br)
  • A phase-contrast X-ray microtomography system using the Talbot imaging has been built at the SPring-8 synchrotron radiation facility. (biologists.org)
  • Since a mouse fetus is mostly made of soft tissues, only poor contrast is obtained by absorption-based X-ray CT of a native fetus. (biologists.org)
  • Phase-contrast X-ray CT is an emerging imaging technique that makes use of X-ray phase-shift in biological tissues ( Momose, 2005 ). (biologists.org)
  • Phase-contrast X-ray imaging makes use of phase shift of X-rays. (biologists.org)
  • Post-fixation in osmium tetroxide yielded sufficient X-ray contrast for microCT imaging, since the X-ray absorption of epoxy resin is low. (beds.ac.uk)
  • In the case of plants grown in soil-filled rhizoboxes, where the colour contrast can be poor, it is hypothesized that root imaging based on spectral signatures improves segmentation and provides additional knowledge on physico-chemical root properties. (biomedcentral.com)
  • The detailed structures within neural tissue equipped with the Brainbow system can be imaged much more easily since neurons can be distinguished via color contrast. (logancollinsblog.com)
  • The neurons exhibit fluctuations in their fluorescence over time, providing temporal contrast enhancement to the resolution. (logancollinsblog.com)
  • Although light's wavelength would ordinarily limit the resolution (the diffraction limit), STED's temporal contrast overcomes this limitation. (logancollinsblog.com)
  • The common visualization methods to monitor particle transport in porous media include visible light using fluorescent or UV light epifluorescence imaging, time lapse fluorescence imaging, magnetic resonance, and X-rays [ 18 - 21 ]. (hindawi.com)
  • X-ray fluorescence spectrometry. (ebscohost.com)
  • X-ray fluorescence analysis of lead in bone Landrigan, Philip J. (ebscohost.com)
  • 2D imaging by X-ray fluorescence microtomography. (ebscohost.com)
  • The commercial X-ray CT apparatus is also compared with X-ray CT using synchrotron radiation, with magnetic resonance microscopy, with fluorescence optical sectioning, and with physical (histological) serial sections. (springer.com)
  • Single-Molecule Kinetics and Super-Resolution Microscopy by Fluorescence Imaging of Transient Binding on DNA Origami. (bruker.com)
  • Stefan Hell (2014 Nobel laureate in chemistry) developed stimulated emission depletion microscopy (STED), a type of superresolution fluorescence microscopy which allows imaging of synapses and dendritic spines. (logancollinsblog.com)
  • While more commonly applied in zoology, synchrotron radiation X-ray tomographic microscopy (SRXTM) is well-suited to nondestructive study of the morphology and anatomy of both fossil and modern plants. (pnas.org)
  • These charcoalified mesofossils exhibit well-preserved three-dimensional structure and were analyzed using synchrotron-radiation X-ray microtomography to document their composition and internal structure. (bireme.br)
  • Variational-based segmentation of bio-pores in tomographic images. (uni-kassel.de)
  • The tomographic sections of formalin-fixed mouse fetuses obtained with this method clearly depict various organs without any staining at a pixel resolution of up to 5 µm. (biologists.org)
  • Thus, as in X-ray CT, tomographic reconstruction is feasible from images obtained at different angles of the sample. (biologists.org)
  • Tomographic reconstruction is a type of multidimensional inverse problem where the challenge is to yield an estimate of a specific system from a finite number of projections . (wikipedia.org)
  • The mathematical basis for tomographic imaging was laid down by Johann Radon . (wikipedia.org)
  • Resulting tomographic image from a plastic skull phantom. (wikipedia.org)
  • Our characterization to differentially reflect the altered microvasculature of renal TI lesions and/or glomerulopathy demonstrated these image features can be used to differentiate the disease status and the possible cause therefore qualified as image markers. (nature.com)
  • Synthesis, crystallization, X-ray structural characterization and solid-state assembly of a cyclic hexapeptoid with propargyl and methoxyethyl side chains. (mitegen.com)
  • We compare θt with the values measured geometrically in situ on the pore-scale images, θg. (imperial.ac.uk)
  • Moreover, since we investigate fatigue processes in situ , keeping the exposure time of the X-ray images short, i.e. of the order of milliseconds, is critical. (esrf.fr)
  • For recording in situ 3D CT images during fatigue (f = 10 Hz), a single radiographic projection was recorded at the force peak of each load cycle while sample and fatigue machine rotate continuously. (esrf.fr)
  • By measuring the intensity of the light transmitted through porous media exposed to fluorescent light and by measuring the hue of the light emitted by the QDs under UV light exposure, we obtained simultaneously in situ measurements of water saturation and QD nanoparticle concentrations with high spatial and temporal resolutions. (hindawi.com)
  • Ex situ imaging has yielded microstructural data from both anode and cathode materials, providing insight into mesoscale structure and composition. (asme.org)
  • Furthermore, since X-ray imaging is a nondestructive process studies have been conducted in situ and in operando to observe the mechanisms of operation as they occur. (asme.org)
  • A major limitation to the testing of these hypotheses and to our understanding of embolism repair has been the lack of in vivo observations at a sufficient resolution and an appropriate temporal scale to document how the refilling occurs. (plantphysiol.org)
  • The resolution achieved by our microtomography is sufficient to resolve 1 µm test patterns with a 20x, NA = 0.4 lens. (nature.com)
  • In the early stages of the Blue Brain Project, ~ 10,000 neurons were mapped in 2-week-old rat somatosensory neocortical columns with sufficient resolution to show rough spatial locations of the dendrites and synapses. (logancollinsblog.com)
  • J Plant Res;130(5):809-826, 2017 Sep. (bireme.br)
  • These 3D imaging markers were further correlated with the histopathology and renal microvessel-based molecular study using antibodies against vascular endothelial cells (CD31), the connective tissue growth factor or the vascular endothelial growth factor. (nature.com)
  • Current immunofluorescence protocols are limited as they do not provide reliable antibody staining within large tissue volumes (mm(3)) and cannot localise and quantify multiple antigens or cell populations in the same tissue at high resolution. (jove.com)
  • Dual-energy imaging involves acquisition of two images with different mean photon energies which can then be reconstructed using a suitable algorithm to form images of two basis materials, such as bone and soft-tissue. (iospress.com)
  • Digitalizing the 3D structure of human brain tissue at (sub)cellular resolution is an essential step toward deciphering how brain function is enabled by the underlying cytoarchitecture. (pnas.org)
  • We describe a new application of immunocytochemistry to x-ray spectromicroscopy: the antibody labeling of tissue structures with nickel precipitates. (ebscohost.com)
  • Connect Tissue Res 9:1-11. (ukaachen.de)
  • Purpose: Diffusion tensor imaging (DTI) is an inherently quantitative imaging technique that measures the diffusivities of water molecules in tissue. (spie.org)
  • Diffusion tensor imaging (DTI) allows for probing tissue microstructure. (biomedcentral.com)
  • We used Magnetic Resonance Imaging (MRI) as a noninvasive method to evaluate which traits can be measured when a complex plant organ is monitored in-vivo while growing in the soil. (frontiersin.org)
  • Magnetic Resonance Imaging (MRI) techniques have achieved much importance in providing visual and quantitative information of human body. (spie.org)
  • This protocol is presented to characterize the complex wetting conditions of an opaque porous medium (hydrocarbon reservoir rock) using three-dimensional images obtained by X-ray microtomography at subsurface conditions. (jove.com)
  • The outer phloem was characterized by a high volume of empty parenchyma, reduced ray volume, and a large number of axial parenchyma with porous vacuolar contents. (plantphysiol.org)
  • For low pressure infiltration, and high density preforms, salt dissolution was rapid due to the porous nature of the salt spheres. (mdpi.com)
  • Experiments to determine the location and displacement of fluids in porous media are of high interest to verify flow and transport models. (copernicus.org)
  • The second setup, much more like a clinical CT scanner, is gantry based where the animal/specimen is stationary in space while the X-ray tube and detector rotate around. (wikipedia.org)
  • The Hematoxylin and Eosin (H&E) stained sections of two mouse mammary glands were registered to their corresponding blockface images using boundary points extracted from the edges of the specimen in histology and blockface images. (jove.com)
  • XMT differs from its full-size medical counterpart in that it is only used to scan small inanimate specimens (from millimetres to a few centimetres), it takes longer, and whereas with medical CT the X-ray system rotates about the patient, with XMT it is the specimen that rotates. (qmul.ac.uk)
  • The gold standard to obtain this information is histology, a destructive and labor-intensive technique where the specimen is sliced and examined under a light microscope, providing 3D information at nonisotropic resolution. (pnas.org)
  • As a proof-of-concept demonstration we probe the 3D cytoarchitecture in millimeter-sized punches of unstained human cerebellum embedded in paraffin and show that isotropic subcellular resolution can be reached at both setups throughout the specimen. (pnas.org)
  • The gold standard in biomedical research is histology, a destructive imaging method in which the specimen is sliced into micrometer-thick slices, stained with specific staining agents, and examined under a light microscope. (pnas.org)
  • Thus, compared to CT, there is no beam-hardening effect that results in inaccurate portrayal of the true X-ray absorption of the specimen, potentially inaccurate measurements, and digital sections that are more difficult to segment ( 15 ). (pnas.org)
  • We show that the criteria for successful staining for optical microscopy are different than for spectroscopic imaging, but useful results can be obtained with careful image treatment. (ebscohost.com)
  • However, traditional optical microscopy yielded no further data. (royalsocietypublishing.org)
  • The maximal rate of phloem production and formation of a tangential band of axial phloem parenchyma occurred in mid-June, when total non-structural carbohydrates peaked (due to the high amount of starch). (springer.com)
  • Semiquantitative time-of-flight secondary ion-mass spectrometry imaging in planta revealed that stilbenes were localized in axial parenchyma cells. (plantphysiol.org)
  • have a degree of specialisation within the secondary xylem, with fibre cells predominantly delivering the structural demands of the organism, vessel elements comprising purely hydraulic architecture and ray parenchyma cells thought to mostly serve as storage elements. (beds.ac.uk)
  • we hypothesize that SRµCT with the advantages of high monochromatic photon flux and spatial coherence could generate detailed images of human cerebellum that give deep insight into the anatomy at the cellular level. (royalsocietypublishing.org)
  • This is a major issue for micro-imaging applications, where multilayer-based monochromators are frequently employed to deliver high photon flux density. (spiedigitallibrary.org)
  • Higher photon yield. (bruker.com)
  • Rigaku today announced the newest member of its family of integrated "home laboratory" single crystal X-ray diffraction solutions. (rigaku.com)
  • In the diffraction experiment, if the energy of an incident X-ray beam is chosen correctly, it can modify the overall contribution of heavy atom scattering to each diffraction spot, and give rise to "anomalous" differences. (rigaku.com)
  • In order to further evaluate this discrepancy, pili were examined with synchrotron X-ray microdiffraction and rocking-curve X-ray diffraction. (asm.org)
  • However, application of this powerful technique has heretofore been limited because of lack of suitable laboratory X-ray generators and optics capable of providing intense monochromatic Cr radiation. (rigaku.com)
  • Perfect for investigators who wish to increase the throughput of de novo structure solutions in their home laboratory, the Phasing HomeLab consists of an X-ray generator, optics, a goniometer, a choice of detectors, and a cryogenic crystal cooling system. (rigaku.com)
  • 10 per day, not including analysis time of the large spatial datasets generated) and, depending on sample size, limited resolution may mean that fine roots remain unresolved. (publish.csiro.au)
  • We analyse imaging datasets for displacement of oil by water in a water-wet and a mixed-wet sandstone. (imperial.ac.uk)
  • The results provide a methodology for improving our physical models using large experimental datasets which, at the pore scale, can be generated using micro-CT imaging of multiphase flow. (imperial.ac.uk)
  • Micro-CT scanning formula in a dataset of 2D projection images that are reconstructed to form cross-section picture datasets. (technicalportal.ir)
  • Co-registration of datasets from different imaging modalities can be accomplished with high-end desktop computers and offers new opportunities for understanding and communicating structural relationships within organisms and tissues. (beds.ac.uk)
  • Since the early 90s, I have been working on the design and application of X-ray microtomography (XMT) scanners, which are essentially microscopic forms of medical CT scanners. (qmul.ac.uk)
  • In general, the correlative use of different microscopic imaging techniques will continue to become more widespread in morphological and structural research in zoology. (beds.ac.uk)
  • The evolving dendritic microstructure was visualized using synchrotron X-ray imaging at the beamline ID19 (ESRF, France). (degruyter.com)
  • The process of microstructure evolution during sintering was clearly distinguished from 2D and 3D reconstructed images. (hindawi.com)
  • The results showed that increasing the cooling rate and degassing time yields lower microporosity within the microstructure. (ubc.ca)
  • According to many studies [ 7 - ۱۰ ] a superiority of open porosity, a high grade of interconnection and pore sizes trimming from 100 to 300 µm is compared with a certain outcome on bone hankie formation. (technicalportal.ir)
  • From the reconstructed images and the curve of porosity and average particle size versus temperature, it was believed that the presence of liquid phase aluminum accelerated the densification and particle growth. (hindawi.com)
  • The compressive strength and the porosity of these samples was investigated before and after compression tests through X-ray microtomography. (scielo.br)
  • High structural complexity was observed. (omicsonline.org)
  • While 2D histology images reveal the structural differences between pairs of sections, 3D histology volume provides the ability to visualize the differences in shape and volume of the mammary glands. (jove.com)
  • Both structural and functional properties of belowground plant organs are critical for the development and yield of plants but, compared to the shoot, much more difficult to observe due to soil opacity. (frontiersin.org)
  • Utilizing its own saliva as a construction material allows the swiftlets full control over the structural features at a very high resolution in a process similar to additive manufacturing. (nature.com)
  • The Xtreme-CT-generated structural data were verified by comparing them to values obtained using 28-micron-resolution micro-CT [ 14 ]. (biomedcentral.com)
  • The leading analytical tools in structural biology have traditionally been X-ray crystallography and liquid state NMR, but in recent years the role of solid state NMR has increased substantially through its ability to provide answers that neither liquids NMR nor X-ray can provide in a clear enough manner. (parsianmarket.com)
  • X-Ray Structural Study of Amyloid-Like Fibrils of Tau Peptides Bound to Small-Molecule Ligands. (mitegen.com)
  • After completion of the vibration measurement part of the experiment, a high-resolution CT scan of the experimental temporal bone is made and, based on the resulting set of virtual sections, a 3-D reconstruction of the ossicular chain is made. (springer.com)
  • It is not the goal of this article to thoroughly discuss all 3-D bio-imaging techniques in light of their application for temporal bone imaging, but we comment on the use of methods other than X-ray CT, based on our own experience. (springer.com)
  • Karl Deisseroth, Peter Hegemann, and colleagues used protein engineering to improve the temporal resolution of optogenetic stimulation. (logancollinsblog.com)
  • We report instrumentation and method developments that increase spatial or temporal resolution, and demonstrate the performance in case studies. (copernicus.org)
  • In present study the transmission x-ray microscope (TXM) method was validated in microstructural study of mudstone shale sample. (omicsonline.org)
  • In cases of poor bone quality, intraoperative torque measurement might be an alternative to preoperative dual-energy X-ray absorptiometry (DXA) to assess bone quality in total hip arthroplasty (THA). (biomedcentral.com)
  • This system has much higher density resolution than absorption-based X-ray microtomography. (biologists.org)
  • The structure of developing phloem was visualised in 3D by synchrotron X-ray microtomography. (springer.com)
  • Phloem chemistry was correlated with three-dimensional structures of phloem as analyzed by microtomography. (plantphysiol.org)
  • The following two facts are employed: 1) the constancy of the difference between the low and high energy intensities when there is no attenuation material and 2) the existence of boneless regions in field of view. (iospress.com)
  • Differential X-ray attenuation allows visualization of different layers or chemistries to enable virtual 3-dimensional (3D) dissections of material. (pnas.org)
  • In X-ray CT, the line integral represents the total attenuation of the beam of x-rays as it travels in a straight line through the object. (wikipedia.org)
  • As mentioned above, the resulting image is a 2D (or 3D) model of the attenuation coefficient . (wikipedia.org)
  • The SNR in DW images will invariably be lower than non-DW images as a result of the diffusion attenuation. (biomedcentral.com)
  • In vivo imaging at this scale allows for nondestructive visualization and measurement of the change in both air and water volume within the vessel lumen, giving unprecedented access to the mechanisms of embolism repair. (plantphysiol.org)
  • The use of high resolution, three-dimensional visualization has been receiving growing interest within life sciences, with non-invasive imaging tools becoming more readily accessible. (naturalsciences.be)
  • Creating 3D high-resolution atlases of different organs 1,2,3 is another application of histology volume reconstruction. (jove.com)
  • We present an image registration approach for histology volume reconstruction, which uses a set of optical blockface images. (jove.com)
  • This study delineates the different steps of this image registration pipeline, ranging from excision of the mammary gland through to 3D histology volume reconstruction. (jove.com)
  • Most importantly, histology provides excellent results in 2D, but resolution in 3D is always limited by the slice thickness. (pnas.org)
  • Parents dislike the invasive nature of autopsy, but current clinical imaging techniques do not provide high-enough imaging resolution in small fetuses. (nih.gov)
  • Our results show that those staining techniques combined with micro-CT imaging have good potential for use in future research in life sciences. (naturalsciences.be)
  • It can also be used to investigate and validate novel techniques and algorithms in volumetric medical imaging and therapies. (jove.com)
  • X-ray imaging techniques are used for innovative research in an ever broadening range of scientific areas. (esrf.eu)
  • X-ray imaging techniques play an important role in this area. (esrf.eu)
  • The scientific success of the X-ray imaging techniques would only be short-term without the constant effort of the ESRF staff and users to implement new imaging techniques that will lead to new scientific research. (esrf.eu)
  • The Journal of X-Ray Science and Technology is an international journal designed for the diverse community (biomedical, industrial and academic) of users and developers of novel x-ray imaging techniques. (iospress.com)
  • It is this particle-by-particle methodology that takes NTA beyond traditional light scattering and other ensemble techniques in providing high-resolution particle size distributions and validates data with information-rich video files of the particles moving under Brownian motion. (nanotech-now.com)
  • Several 3D imaging techniques at micron-resolution have been reported for observation of an embryo or a fetus. (biologists.org)
  • X-ray imaging has been implemented to provide further insight into the mechanisms governing Li-ion batteries through several 2D and 3D techniques. (asme.org)
  • Driven by the need to better understand this coupled multiscale and multiphysics behavior, the field of 3D imaging for LIBs and other energy materials has been expanding rapidly across multiple scales and imaging techniques [ 1 ]. (asme.org)
  • However, to date the throughput of these techniques is still not high enough for the assessment of large sets of genotypes as needed for mapping studies of quantitative trait loci (QTL). (biomedcentral.com)
  • An image acquisition system and method employing multi-axis integration (MAI) may incorporate both optical axis integration (OAI) and time-delay integration (TDI) techniques. (google.com)
  • The sample is labeled with the "docking strand" through conventional techniques and prepared for imaging. (bruker.com)
  • Volume rendering is a technique used to display a 2D projection of a 3D discretely sampled data set, as produced by a microtomography scanner. (wikipedia.org)
  • However, there is an inherited difficulty in image-based curvature measurements: the use of voxelized image data may introduce significant error, which has not-to date-been quantified. (imperial.ac.uk)
  • In order to get a 2D image the data set is x-rayed using the mean operation. (ndt.net)
  • Ongoing oversanding induces biological soil crust layering - A new approach for biological soil crust structure elucidation determined from high resolution penetration resistance data. (uni-kassel.de)
  • The resulting data quality is high enough to visualize and automatically locate ∼10 6 neurons within the different layers of the cerebellum, providing unprecedented data on its 3D cytoarchitecture and spatial organization. (pnas.org)
  • A systematic analysis of the data yielded catalogues with more than 750 X-ray sources in the LMC and about 520 in the SMC region. (ebscohost.com)
  • SRXTM uses hard X-rays and a monochromatic light source to provide high-resolution data with little beam-hardening, resulting in slice data with clear boundaries between materials. (pnas.org)
  • Disclosed MAI systems and methods may integrate image data in the z direction as the data are acquired, projecting the image data prior to deconvolution. (google.com)
  • At the pulsed neutron source, we can easily use the time-of-flight method to analyze the neutron energy and it enables us to obtain position dependent transmission data as a function of energy with high energy resolution. (synchrotron.org.au)
  • Mass spectrometry imaging produces highly complex data that is difficult to access and understand. (parsianmarket.com)
  • High quality reference DTI data were acquired in five ex-vivo rat hearts. (biomedcentral.com)
  • The solution is called segmentation, a manual or automatic procedure that can remove the unwanted structures from the image. (wikipedia.org)
  • Our imaging approach demonstrated previously the 3D profiling of entire microvascular networks and the neighboring fine structures in organs or tissues with micrometer resolution 18 , 19 . (nature.com)
  • Their structures have been confirmed by X-ray crystallography, and their photophysical and electrochemical properties have been comprehensively characterized. (bvsalud.org)
  • Rogniaux, H., Imaging Study by Mass Spectrometry of the Spatial Variation of Cellulose and Hemicellulose Structures in Corn Stalks. (inrae.fr)
  • Several other neural structures were also imaged using Brainbow. (logancollinsblog.com)
  • Neurons in transgenic mice (equipped with glass-sealed holes in their skulls) were imaged using STED. (logancollinsblog.com)
  • We also found that these 3D imaging markers individually characterize the development of renal TI lesions or glomerulopathy, quantitative and integrated use of all of them provide more information for differentiating the two renal conditions. (nature.com)
  • Quantitative evaluation' is one of the most important characteristics of the pulsed neutron imaging. (synchrotron.org.au)
  • describe the co-location of quantitative trait loci (QTL) for root traits and maize yield although their causal relationship will have to be investigated in more detail. (publish.csiro.au)
  • Specimens were stained with osmium tetroxide (OsO4), phosphomolybdic acid (PMA) and phosphotungstic acid (PTA), and were scanned using high resolution microtomography. (naturalsciences.be)
  • It enables non-invasive imaging of museum specimens and subsequent 3D visualisation of the tissues. (blogspot.de)
  • Modern, third-generation synchrotrons make use of hard X-rays, a monochromatic beam, and a high beam intensity to scan specimens. (pnas.org)
  • The present application is a continuation in part and claims the benefit of priority of non-provisional Application No. 10/215,265, filed Aug. 6, 2002, entitled "TIME-DELAY INTEGRATION IMAGING OF BIOLOGICAL SPECIMENS," and also claims the benefit of priority of co-pending U.S. provisional application Ser. (google.com)
  • No. 60/364,762, filed Mar. 13, 2002, entitled "METHOD FOR MULTI-AXIS INTEGRATION (MAI) IMAGING OF THICK SPECIMENS," and claims the benefit of priority of co-pending U.S. provisional application Ser. (google.com)
  • Accurate estimation of relaxation time T 1 from MRI images is increasingly important for some clinical applications. (spie.org)
  • This is especially important for multi-institutional clinical trials or for large institutions where patients may be imaged on multiple MR scanners at multiple times in follow up studies. (spie.org)
  • Sometimes a patient's history and clinical signs suggest a very high risk of stroke. (wikipedia.org)
  • The highly monochromatic source, in addition to short acquisition time, leads to unprecedented image quality for this kind of microfossil. (esrf.eu)
  • Presents an microanalysis on the physical basis, properties of monochromatic microprobe x-ray fluorescene (MMXRF). (ebscohost.com)
  • Pulsed neutron sources are useful for imaging since they give different information compared with steady reactor sources [1,2]. (synchrotron.org.au)
  • In the presentation, the pulsed neutron imaging method and its applications are presented. (synchrotron.org.au)
  • Neutron imaging presents, due to the high sensitivity to hydrogen, an ideal method to provide 3-D information about fluid distribution on the scale of a few tens of microns in a dense matrix of a sample container. (copernicus.org)
  • However, high-resolution images need to be acquired to characterize the pore geometry for modelling, while the results are sensitive to the initial condition at the end of primary drainage. (imperial.ac.uk)
  • Images were evaluated independently by 2 pediatric radiologists, who were blinded to formal perinatal autopsy results, across 40 individual indices to reach consensus. (nih.gov)
  • This model was then used with the results of the segregation model to predict yield strength distribution in the aforementioned dumbbell-shaped casting. (ubc.ca)
  • The results show that silicon segregation has a more significant effect on the yield strength than das. (ubc.ca)
  • The PMA yielded the best results, allowing discrimination even at the level of cell layers. (naturalsciences.be)
  • Even phylogenomics has yielded conflicting results (discussed here ). (blogspot.de)
  • The results show that fine and equiaxed structure is obtained for conduction welding due to very high cooling rate. (degruyter.com)
  • Early experiments with very short rolls of film (only a few centimetres in diameter) yielded surprising and spectacular results. (qmul.ac.uk)
  • For each image the microgap was determined by the abovementioned method, the results of which are shown along with the measured forces in Figure 1b . (esrf.fr)
  • Our results yield new dental characters for tapinocephalids including a peculiar enamel structure and reduced enamel deposition on the occlusal surface. (bvsalud.org)
  • The Topic facet will reveal the high-level topics associated with the articles returned in the search results. (osapublishing.org)
  • see Fig. S1 , for example showing an X-ray image of a nanofabricated Au test pattern) with very fast imaging acquisition and processing. (nature.com)
  • For synchronising cyclic load, sample position and the trigger for image acquisition, the essential parts were controlled by a FPGA system (National Instruments, USA). (esrf.fr)
  • Imaging resolution, or resolution as is referred to herein, is also subject to a trade-off with acquisition time, as well as with SNR. (biomedcentral.com)
  • Depending on the applications, Solid State Detectors, Microcalorimeters and various types of Spectrometers provide nowadays the best performances as spectroscopic and imaging detectors. (infn.it)
  • The hard X-ray beamline 8.3.2 at the Advanced Light Source enables imaging of samples at high temperatures and pressures, with mechanical loading and other realistic conditions using environmental test cells. (spiedigitallibrary.org)
  • We demonstrate a staining protocol that incorporates a biochemical conditioning step prior to exposure to the staining agent that succeeds in overcoming the diffusion problems, thus quickly providing high-quality micro-CT images of whole organs of mammals. (tum.de)
  • Because microtomography scanners offer isotropic, or near isotropic, resolution, display of images does not need to be restricted to the conventional axial images. (wikipedia.org)
  • In one setup, the X-ray source and detector are typically stationary during the scan while the sample/animal rotates. (wikipedia.org)
  • Lateral translation of the image plane during the scan in the z direction may allow large areas to be imaged in a single scan sequence. (google.com)
  • Projected X-rays are clearly visible on this slice taken with a CT-scan as image artifacts , due to limited amount of projection slices over angles. (wikipedia.org)
  • Cardiac diffusion tensor imaging (DTI) is limited by scan time and signal-to-noise (SNR) restrictions. (biomedcentral.com)
  • The traditional Diffusion Tensor Imaging (DTI) is only capable of characterizing Gaussian diffusion. (spie.org)
  • High Angular Resolution Diffusion Imaging (HARDI) extends its ability to model more complex diffusion processes. (spie.org)
  • The transient binding of the imaging strand to the docking strand stops the diffusion of the fluorophore allowing it to be imaged on the camera. (bruker.com)
  • This invariably leads to a trade-off between the number of averages, diffusion-weighted directions (ND), and image resolution. (biomedcentral.com)
  • Subsequently it was imaged with microCT. (beds.ac.uk)
  • Recent developments in X-ray microtomography have facilitated 3D non-invasive measurement of small root systems grown in solid media, allowing angular distributions to be obtained in addition to numbers and length. (publish.csiro.au)
  • While measurement of these areas with a thermocouple is virtually impossible, a thermal imaging camera allows this analysis to be performed quickly and easily while also giving the exact point in space of the defect. (ferret.com.au)
  • This paper presents a validation of the generalized network model using micro-CT images of two-phase flow experiments on a pore-by-pore basis. (imperial.ac.uk)
  • Considering the importance of inter-fibre bonding in prediction of paper behaviour, especially when paper is formed from a pulp mixture, this thesis devises a method to evaluate the level of inter-fibre bonding using 4D imaging experiments. (diamond.ac.uk)
  • All MRI and NMR experiments were performed on a 9.4 Tesla spectroscopy/micro-imaging system. (pubmedcentralcanada.ca)
  • and also the resulting morphology may be important for their function, yield and economic value. (frontiersin.org)
  • High resolution X-ray microtomography is among new methods available to comparative anatomists. (blogspot.de)
  • The image quality and carotid lesion detection of 2D MRDSA were compared with that of the 2D and 3D TOF methods. (iospress.com)
  • However, due to the limitation of experimental apparatus and methods, it is difficult to increase the resolution yet it is essential. (hindawi.com)
  • The following paper provides a brief review of X-ray imaging work related to Li-ion batteries and the opportunities these methods provide for the direct observation and analysis of the multiphysics behavior of battery materials. (asme.org)
  • In a recent article, we demonstrated that for linear algebraic reconstruction methods, a filter can be computed such that applying Filtered Backprojection using this filter yields reconstructions … that approximate the algebraic method. (iospress.com)
  • Since every imaging method is physically limited by certain parameters, a correlative use of complementary methods often yields a significant broader range of information. (beds.ac.uk)
  • Imaging of plant root systems has evolved into two directions: (1) deep phenotyping using high resolution 3D methods for small scale processes (e.g. (biomedcentral.com)
  • These modes of medical imaging conduct a spectral analysis of the acoustic signals they receive and can therefore be classified as methods of active acoustocerebrography . (wikipedia.org)
  • Furthermore, we will briefly address the emerging Deep Learning methods for the segmentation of medical imaging, and the perspectives for applications to small rodents. (marbilab.it)
  • With thermal imaging, it is possible to detect defects and faults inside the fuel cell by precise temperature measurements at a wide range of points. (ferret.com.au)
  • Precise quantification measurements are enhanced with high performance spectrometer architecture.The AVANCE III HD is the latest generation in thevery successful AVANCE series product line. (bruker.com)
  • Digital detectors with small pixel pitches and micro-focus x-ray tubes are usually employed to yield in high resolution images. (wikipedia.org)
  • Developments in instruments and software mean that a combination of high-throughput simple screens and more in-depth examination of root-soil interactions is becoming viable. (publish.csiro.au)
  • However, the glucose rich cell walls of dedicated bioenergy crops (such as willow or Miscanthus in the UK) are generally recalcitrant to deconstruction, requiring high amounts of energy and severe chemical pretreatment before the glucose can be released in a form suitable for fermentation. (beds.ac.uk)
  • Microchannel-plate intensified crystal spectrometer for use in soft x-ray spectroscopy. (ebscohost.com)
  • A Bragg crystal spectrometer, utilizing a microchannel plate coupled to optical film as the detection medium, has been constructed for use in soft x-ray spectroscopy. (ebscohost.com)
  • Its outstanding functional importance in the organism implies a strong need for brain imaging modalities. (royalsocietypublishing.org)
  • Areas such as x-ray microlithography, x-ray astronomy and medical x-ray imaging as well as new technologies arising from fields traditionally considered unrelated to x rays (semiconductor processing, accelerator technology, ionizing and non-ionizing medical diagnostic and therapeutic modalities, etc.) present opportunities for research that can meet new challenges as they arise. (iospress.com)
  • 3D image comparison before and after the compression yields the image of the partial shift and internal deformation zones. (ndt.net)
  • This includes new reconstruction algorithms, feature extraction tools, and image classification and recommen- dation systems for scientific image. (spiedigitallibrary.org)
  • Previous work has successfully imaged both large oribatid mites [ 7 ] and small spiders [ 8 ] in the 1-2 mm body size range. (royalsocietypublishing.org)
  • Challenges in imaging and predictive modeling of rhizosphere processes. (uni-kassel.de)
  • The fan-beam system is based on a one-dimensional (1D) X-ray detector and an electronic X-ray source, creating 2D cross-sections of the object. (wikipedia.org)
  • The purpose of this work is to present a protocol to characterize the complex wetting conditions of hydrocarbon reservoir rock using pore-scale three-dimensional X-ray imaging at subsurface conditions. (jove.com)
  • With the advent of high-resolution time-resolved three-dimensional X-ray imaging, all the terms in this expression can be measured directly. (imperial.ac.uk)
  • Recent advances in high-resolution three-dimensional X-ray CT imaging have made it possible to visualize fluid configurations during multiphase displacement at the pore-scale. (imperial.ac.uk)
  • High resolution synchrotron microtomography capable of revealing microvessels in three dimensional (3D) establishes distinct imaging markers of mouse kidney disease strongly associated to renal tubulointerstitial (TI) lesions and glomerulopathy. (nature.com)
  • The first uses "B-mode" imaging , which displays a 2-dimensional image of the skull, brain, and blood vessels as seen by the ultrasound probe. (wikipedia.org)
  • This minute fossil tooth was imaged using sub-micrometre resolution holotomography on ID19 . (esrf.eu)
  • The camera's high sensitivity and high frame rate, as well as the user-friendly operation are some of the advantages of the FLIR SC5000. (ferret.com.au)
  • sensitivity 93.8% [95% confidence interval, 71.7-98.9%], specificity 100% [95% confidence interval, 82.4-100%]), with 100% agreement for body imaging diagnoses. (nih.gov)
  • The sensitivity of this intensified gated camera to x-rays has been compared directly with standard x-ray film using a calibrated. (ebscohost.com)
  • Finally, a constitutive behaviour relationship was developed based on the Ludwik- Hollomon equation to predict the flow stress of Al-Si-Mg alloys with varying silicon composition and Dendrite Arm Spacing (das) in the as-cast (ac) or T6 condition with high accuracy. (ubc.ca)
  • Plant phenotyping intends measuring complex traits related to growth, yield, and adaptation to stress at different macroscopically scales of plant organization ( Fiorani and Schurr, 2013 ). (frontiersin.org)
  • RGB imaging and analysis procedures measure root system traits via colour contrasts between roots and growth media or artificial backgrounds. (biomedcentral.com)
  • Rigaku nano3DX is a true X-ray microscope (XRM) with ultra-wide field of view, 25X larger volume than comparable systems, and three X-ray wavelengths for different matrices. (rigaku.com)
  • Biological information, habitus, line arts, photomicrographs of holotype and Scanning Electron Microscope (SEM) images are given for this new taxon. (bireme.br)
  • The first published X-ray microtomographic images were reconstructed slices of a small tropical snail, with pixel size about 50 micrometers. (wikipedia.org)
  • In order to explain this behavior, the sample pore structure was investigated using a high resolution µCT. (diamond.ac.uk)