Response to mechanical strains. Medical search. Frequent questions

Strain partitioning across the literature is diverse and has been divided into three subdivisions according to the American Geological Institute: superposition of individual strain components that produce the finite strain the accumulation of strain influenced by constituent rock materials and individual deformation mechanisms that contribute toward producing the finite strain. (wikipedia.org)
Strain partitioning is also known as a procedure for decomposing the overall strain into individual deformation mechanisms which allowed for strain to be accommodated. (wikipedia.org)
Mechanical damage limits the cycle life of batteries, so new hardware and models are needed to interpret experimental measurements to separate the effects of mass diffusion, reactions, inelastic deformation and mechanical damage. (tamu.edu)
b) Given that you know linear elastic behavior (expected of alloys like steel) is terminated at the start of plastic/permanent deformation, regraph Jitsukawa's Fig. 1 in terms of yield strain as a function of operating temperature. (mit.edu)
Prove that this is so, and explain whether this strain contribution is expected to contribute to plastic deformation via dislocation glide. (mit.edu)
Usually, anomalies found within the breast are investigated by palpation techniques, in which responses of soft tissue to large deformation are utilized (Goodson, 1996). (bartleby.com)
N. Karanjgaokar, C. Oh, I. Chasiotis, "Inelastic deformation of nanocrystalline Au thin films as a function of temperature and strain rate", Acta Materialia 60, pp. 5352 (2012). (wpi.edu)
8 ] investigated the effect of steel section lengths on the structural mechanical behavior of rigid-frame bridges, including bending moment, bending stress, and structural deformation. (hindawi.com)
In this work, we attempt to quantify the effect of PAG size and martensitic substructure on the deformation and fracture response of martensitic steels. (programmaster.org)
The presentation will focus on the results correlating the microstructure, microscale deformation and macroscale mechanical response of the material. (programmaster.org)
These included a strain sensor that changes color in response to mechanical deformation and a simple seven-segment display. (phys.org)
In the case of tension, a transverse square-lattice wave deformation again develops at a critical strain. (caltech.edu)
This deformation can be followed by a subsequent melting of types similar to the compressional case, upon further increase of the stress or strain. (caltech.edu)
Both SCBM and RP1 are identified as elastoviscoplastic materials at small and large strains, which is particularly important for accurate determination of back face deformation in body armor evaluation. (nist.gov)
Bones are exposed to both stress (ie, load) and strain (ie, deformation) with weight-bearing exercise. (medscape.com)

This instrument offers insights into measuring the mechanical behavior during an electrode's charging and discharging, which can be challenging to observe in real-time. (tamu.edu)
The mechanical behavior of the host rock is modeled using the Lux/Wolters constitutive model, developed at Clausthal University of Technology. (onepetro.org)
During my doctoral dissertation at the University of Illinois, I developed micro-scale mechanical experimentation techniques to investigate the mechanical behavior of thin film materials over wide range of strain rates and temperatures. (wpi.edu)
Design and optimization of microstructure of structural materials requires a thorough understanding of the mechanisms controlling their mechanical behavior. (wpi.edu)
The mechanical behavior of these composites depends in interesting ways on the elasticity of the matrix. (aps.org)
The effect of each is found to be significant and highly dependent on the intrinsic polymer mechanical behavior. (aps.org)
Consequently, it is necessary to analyze further arch ribs' influence on continuous beam-arch bridges' transverse seismic response to predict their seismic behavior quantitatively in different scenarios. (hindawi.com)
It is unknown how varied multiaxial loading conditions affect vaginal viscoelastic behavior and which microstructural processes dictate the viscoelastic response. (visualsonics.com)
To ensure reliable design of soldered interconnections as electronic devices become smaller, requires greater knowledge and understanding of the relevant mechanical behavior of solder alloys than are presently available. (open.ac.uk)
Mechanical tests have been used for determination of fracture resistance, behavior and mechanical properties of tooth structures and restorative materials, but these tests hardly provide information about internal behavior of the structures studied. (bvsalud.org)

All but 1 patient (with strain 07AC-192) had mechanical ventilators. (cdc.gov)
Presents five models assessing the potential demand for mechanical ventilators, respirators and surgical masks, influenza anti-viral drugs, and the potential impacts of a vaccination program and school closures t o aid preparation for a potential influenza pandemic caused by the AH7N9 influenza strain. (cdc.gov)
When health systems are strained and overwhelmed, especially in fragile and vulnerable settings like in Somalia where adequate mechanical ventilators and other critical care support for patient care are basic, rudimentary or absent, mortality from the outbreak may increase substantially over time. (who.int)

Somatosensory neurons that sense touch branch out within the skin and rely on a set of mechano-electrical transduction channels distributed within their dendrites to detect mechanical stimuli. (nih.gov)
Consistent with the idea that strain is produced at a distance, we show that delivering strong stimuli outside the anatomical extent of the neuron is sufficient to evoke MRCs. (nih.gov)
Bone density is increased in response to mechanical stimuli and reduced when physical activity is reduced. (cornell.edu)
While these processes are well recognized at the scale of the whole bone, they have never been studied at the scale of individual bone cells, making it unclear what mechanical stimuli are most influential in controlling bone adaptation (strain, fluid shear, etc). (cornell.edu)
In this project we use three different micron-scale imaging approaches to visualize the locations of bone formation within bone microstructure and relate the locations of bone formation to hypothesized stimuli (bone tissue strain, fluid flow in bone marrow, cell population). (cornell.edu)
To understand the mechanism of cartilage degeneration and remodeling, it is important to know the mechanical stimuli to chondrocytes for physiological loading conditions. (cdc.gov)
Fluid pressure and stress-strain state in and around chondrocytes are important mechanical stimuli associated with remodeling, adaptation. (cdc.gov)
Mechanotransduction refers to the cellular responses to mechanical stimuli. (uwaterloo.ca)

Texas A&M College of Engineering professors Drs. Dimitris Lagoudas, Jodie Lutkenhaus and James Boyd have discovered how to measure mechanical stresses and strains in energy storage materials. (tamu.edu)
Lutkenhaus said this repeated motion can cause the build-up of mechanical stresses, resulting in device failure. (tamu.edu)
To combat this, her research looks to create an instrument that measures mechanical stresses and strains in energy storage materials as they charge and discharge. (tamu.edu)
Batteries and capacitors can fail through the different effects of internal and external mechanical stresses. (tamu.edu)
Assuming the appropriate energy barrier and diffusivity for your mechanism of choice, would you predict final creep strains comparable to the ones they measure at these stresses (where creep strain = strain rate*time)? (mit.edu)
While compression induces the usual Hookian elastic response (for strains or stresses that are not too large), tension leads to square-lattice wave undulations in the transverse directions when the strain exceeds a critical value. (caltech.edu)

As simulations on fiber-reinforced lattices under large compressive strains are rarely performed and published, finite element models accounting for fiber orientation induced anisotropic mechanical properties and geometrical imperfections were developed to predict the stress-strain characteristics up to 30% compressive strains. (ornl.gov)
For example, cortical (ie, long) bones are generally more resistant to compressive forces than trabecular bones, but long bones also experience more strain in response to torsion or bending forces. (medscape.com)

One month before and 6 months after AVR, cardiac PCr/ATP, adenosine stress MBF, global longitudinal strain, NT-proBNP (N-terminal pro-B-type natriuretic peptide), and 6-minute walk distance were assessed in patients with AS. (bvsalud.org)

Polyvinyl chloride (PVC) is stronger and more rigid than many other thermoplastics and has relatively high mechanical strength, tensile strength and module of elasticity. (chemicalprocessing.com)
summarizes steel's mechanical properties by starting with tensile yield and fracture strength. (mit.edu)
b) Computer-controlled application of a vacuum uniaxially strains the membranes, driving the loading pins apart to stretch the growth channel, and apply controlled dynamic strain to developing scaffold-free tendon fibers, emulating tensile strains seen in tendon development in vivo [90]. (researchgate.net)
Sustained tensile strain of 10-15% inhibited OPC proliferation and promoted differentiation into oligodendrocytes. (cam.ac.uk)

Modeling the mechanical response of chondrocytes to cyclic loading in unconfined compression. (cdc.gov)
The purpose of the present study was to simulate numerically the location- and time-dependent stress-strain state and fluid pressure distribution in chondrocytes in unconfined compression tests under cyclic loading conditions. (cdc.gov)

rheology boundary conditions - the geometrical and mechanical properties and stress orientation - critical angles by which stress is applied. (wikipedia.org)
Rheology and anisotropy: Mechanical properties of the wedge: (coulomb vs plastic) influence the wedge geometry. (wikipedia.org)
Constituent minerals of differing rheological properties in a rock will accumulate strain differently, thus inducing mechanically preferable structures and fabrics. (wikipedia.org)
The relatively recent emergence of the nanotechnology industry has presented a novel means to augment the mechanical properties of various materials. (hindawi.com)
To characterize the mechanical properties of the nanocomposite, a combination of the strain rate-dependent mechanical (SRDM) model of Goldberg and his coworkers and Halpin-Tsai's micromechanical approach is employed. (hindawi.com)
NRPs are known to enhance the mechanical, electrical, thermal, and permeability properties and diffusion barrier attributes of their host polymers. (hindawi.com)
The enactment of mechanical properties gained by inclusion of nanoparticles includes improved strength and stiffness to weight and cost ratios, improved fatigue and corrosion resistance, more controllable damage mechanism, and augmentation of the energy-absorption capacity of their host polymer. (hindawi.com)
Nevertheless, in order to fully harness the exceptional mechanical properties of CNTs, a strong interfacial bond between the polymer matrix and CNTs must exist [ 16 ]. (hindawi.com)
The spatiotemporal nature of the touch-induced strain fields depend on the mechanical properties of the skin and the tissues below. (nih.gov)
For the Ø 15 mm scaffold type, mechanical properties were also studied in a one-year in vivo experiment. (researchgate.net)
In the three-year follow up of shelf life properties, there was no decrease in the mechanical properties due to the storage time and only a 12% decrease in molecular weight. (researchgate.net)
The in vitro and in vivo scaffolds lost their mechanical properties after 1 week. (researchgate.net)
In the case of the in vivo samples, the mechanical properties were restored again, stepwise, by the presence of growing/maturing tissue between weeks 3 and 12. (researchgate.net)
Treat such a blister as a spherical pressure vessel surrounded by your choice of metals discussed in the other two papers (this will set the mechanical properties of the material surrounding the gas bubble. (mit.edu)
Assessment of energy absorption properties and damping at relatively high strain rates is essential for the practical application of innovative materials and components in both civil and mechanical engineering. (surrey.ac.uk)
Since either doping or strain causes remarkable structural distortion to VO 2 lattices and varies their intrinsic properties and applications, an effective stoichiometric strategy is highly required for engineering the VO 2 crystals with stabilized multi-phases. (nature.com)
Elastic properties of tendons are inextricably linked to the mechanical output of the muscle to which they are attached. (frontiersin.org)
Thus, during a task where power attenuation is required, the tendon mechanical properties affect the active lengthening of muscle fibers and their ability to dissipate energy. (frontiersin.org)
Random fiber networks are structural elements in many biological and man-made materials and the prediction of their mechanical properties is desirable in many applications. (aps.org)
50 Moreover, the mechanical properties of engineered tissues can also be improved by culturing under mechanical stimulation. (researchgate.net)
43 Therefore, cell sheets with enhanced thickness and mechanical properties obtained through appropriate cyclic mechanical stimulation possess great potential for bone tissue engineering applications. (researchgate.net)
Regional differences in mechanical properties of the porcine central nervous system. (springer.com)
Mechanical properties of gray and white matter brain tissue by indentation. (springer.com)
Several studies have investigated mechanical properties of various lattices made up of mostly unreinforced polymers and lack numerical analysis for reinforced lattice structures. (ornl.gov)
These molecules may allow post-mortem analysis of localized hot spots and stress concentrations in plastic-bonded explosives without the need for external gauges and without altering mechanical properties. (nps.edu)
PVA hydrogel is bio-inert, low-thrombogenic, and non-cytotoxic biomaterial with easily modified mechanical properties. (uwaterloo.ca)
However, the compliance, as well as other mechanical properties, of the PVA grafts were heavily influenced by the conditions in which the crosslinking of the hydrogel occurred. (uwaterloo.ca)
While the variation was observed, it was not studied systematically to identify the effects of the fabrication conditions on mechanical properties. (uwaterloo.ca)
The mechanical properties of SCBM show some degree of aging and work history effects. (nist.gov)
However, emphysema onset and progression are influenced by a complex interaction between the immune system and the mechanical properties of biological tissue. (upf.edu)

Strain factorization is a mathematical approach to quantify and characterize the variation of strain components in terms of the intensity and distribution that produces the finite strain throughout a deformed region. (wikipedia.org)
The student will write software to perform three-dimensional image registration to spatially associate bone formation with tissue and fluid mechanical stress and strain (achieved from high-resolution finite element models). (cornell.edu)
Many human brain finite element (FE) models lack mesoscopic (~ 1 mm) white matter structures, which may limit their capability in predicting TBI and assessing tissue-based injury metrics such as axonal strain. (springer.com)
This can be attributed to mechanical engineering principles that are present in these specialties, favoring the use of finite element modeling. (bvsalud.org)

This occurs as a response to shear stress exerted at the base of the overriding plate that is not perpendicular to the plate margin. (wikipedia.org)
ISO 14129 specifies a procedure for determining the in-plane shear stress/shear strain response, including the in-plane shear modulus and shear strength of fiber-reinforced plastic composites by the ± 45° tension test method. (instron.com)

Ductility changes with temperature and strain rate for all three alloys are generally small with inconsistent trends. (open.ac.uk)

Here, we explore the effect of mechanical strains within physiological range on OPC proliferation and differentiation, and strain-associated changes in chromatin structure, epigenetics, and gene expression. (cam.ac.uk)

The spread of a highly infectious strain of avian influenza is killing wild birds and has prompted the culling of domesticated animals. (motherjones.com)

tendons also act as mechanical buffers to accommodate rapid stretches of the muscle-tendon unit (MTU) and thus contribute to mechanical energy dissipation via lengthening contractions. (frontiersin.org)

In this work we first address the problem of the scale of homogeneity of these discrete systems, i.e. the size of the model above which the elastic response is model size- independent. (aps.org)

Inhibition of HDAC proteins eliminated the strain-mediated increase of OPC differentiation, demonstrating a role of HDACs in mechanotransduction of strain to chromatin. (cam.ac.uk)
These findings show how mechanical strain can be transmitted to the nucleus to promote oligodendrocyte differentiation, and identify the global landscape of signaling pathways involved in mechanotransduction. (cam.ac.uk)

Adaptation to mechanical load, leading to enhanced force and power output, is a characteristic feature of skeletal muscle. (mdc-berlin.de)
Extracellular matrix proteins play a role in promoting exercise responses, leading to adaptation, regeneration, and repair. (lu.se)
These studies also demonstrated, for the first time, that the H5N1 strain can infect humans directly without prior adaptation in a mammalian host. (who.int)

Their superior mechanical characteristics and optimal length-to-diameter ratio have rendered CNTs as an effective reinforcing agent for resins. (hindawi.com)
Pipinato and Modena [ 9 ] combined the mechanical and structural characteristics of steel-arch bridges and proposed a stepwise and practical approach for fatigue reliability assessment analysis to assess the possible remaining fatigue life of steel-arch bridges. (hindawi.com)

In particular I have strived to understand the interplay between temperature, strain rate and microstructure in the mechanics of novel materials. (wpi.edu)
Flexible neural probes are hypothesized to reduce the chronic foreign body response (FBR) mainly by reducing the strain-stress caused by an interplay between the tethered probe and the brain's micromotion. (lu.se)

Before and after the training period, plantarflexion force, peak Achilles tendon strain and stiffness were measured during isometric contractions, using a combination of dynamometry, ultrasound and kinematics data. (frontiersin.org)
After training, plantarflexion strength and Achilles tendon stiffness increased (15 and 18%, respectively), and tendon strain during landing remained similar. (frontiersin.org)
Reductions in gastrocnemius fascicle lengthening and lengthening velocity during landing occurred independently from tendon strain. (frontiersin.org)
The buffering function of the tendon provides a controlled means for the MTU to absorb energy, and is associated with a mechanism to protect muscle fascicles against damage caused by rapid and excessive strain (for review see Roberts and Konow, 2013 ). (frontiersin.org)

Here, we sought to understand how tissue mechanics shape touch-induced mechanical strain across the skin over time and how individual channels located in different regions of the strain field contribute to the overall touch response. (nih.gov)
Findings from this study reveal that thermo-responsive elastomer, together with mechanical conditioning, can potentially be applied to prepare high-quality cell sheets for bone tissue engineering. (researchgate.net)
Large strain behaviour of brain tissue in shear: some experimental data and differential constitutive model. (springer.com)
Mechanical characterization of human brain tissue. (springer.com)
Fifty years of brain tissue mechanical testing: from in vitro to in vivo investigations. (springer.com)
The latter influences the effective resistance or appropriate mechanical response of the lung tissue to repeated breathing cycles. (upf.edu)
The FE part simulates the biomechanical effects of repeated strain on the biological tissue. (upf.edu)
Bone, like muscle, is an adaptable tissue capable of repair, regeneration, and remodeling in response to environmental (particularly mechanical) signals. (medscape.com)
Flexibility limit for reducing the tissue response? (lu.se)

Three different 2D lattices namely, square grid, honeycomb, and isogrid along with their rotated counterparts were fabricated using 15% wt carbon fiber-acrylonitrile butadiene styrene and experimentally evaluated through uniaxial compression testing up to 30% strain. (ornl.gov)

At the grain and crystal scale, strain partitioning may occur between minerals (or clasts and matrix) governed by their rheological contrasts. (wikipedia.org)
As a result of this decrease in the modulus, melting of the lamellar phase in the WSL will occur at larger strains under tension than under compression. (caltech.edu)
Previous literature has only considered low-rate dogbone testing, and it is unknown if activation will occur under rapid loading since polymer response normally varies dramatically with loading rate. (nps.edu)

American Society of Mechanical Engineers, Chicago, IL, USA. (crossref.org)

This method is extremely useful for indicating mechanical aspects of biomaterials and human tissues that can hardly be measured in vivo. (bvsalud.org)

In structural geology, strain partitioning is the distribution of the total strain experienced on a rock, area, or region, in terms of different strain intensity and strain type (i.e. pure shear, simple shear, dilatation). (wikipedia.org)
His research interests include the response and performance of conventional and hybrid reinforced concrete structures and components, dissipative structural steel elements, recycling and reuse of waste materials in construction, FRP-composites, and historic masonry, at ambient and elevated temperatures, as well as under static and cyclic conditions. (surrey.ac.uk)

The result showed that the presence of arch rib in a continuous beam-arch bridge amplifies the transverse displacement response of the girder compared with that in a continuous beam bridge of equal mass. (hindawi.com)

Lutkenhaus said it's important to understand how mechanical stress develops in the electrochemical state of the device. (tamu.edu)
Our present understanding of the pathophysiology of stress fractures and of bone's response to loading has been advanced by numerous studies investigating the epidemiology of stress fractures in military recruits and in athletes. (medscape.com)
b) Aldo's Fig. 3 shows relation between effective creep stress and creep strain. (mit.edu)
Bone has the capacity to respond to mechanical stress and strain. (cornell.edu)
This compression testing system is mainly used to investigate the mechanical response of earth materials undergoing any physical-chemical reactions with reservoir fluids under in-situ hydro-thermo-mechanical conditions, e.g. measuring the swelling stress developed in shale/coal due to CO2/CH4 adsorption, which is of great importance for CO2 sequestration and enhanced shale gas/coal bed methane recovery with CO2. (uu.nl)
The stress-strain curves predicted from the numerical simulations matches well with the experimental responses for various lattice geometries. (ornl.gov)
such a melting can take the form of three types of instabilities, a quasithermodynamic instability, a spinodal at controlled strain, and a mechanical instability at controlled stress. (caltech.edu)
but for a (hypothetical) second-order transition, the mechanical instability appears first as the stress is increased. (caltech.edu)
Advanced cross sectional imaging has demonstrated that bone responds to repetitive loading via a continuum of stress responses that precede the onset of clinical symptoms. (medscape.com)

However, efficient harvest and handling of cell sheets remain challenging, including insufficient extracellular matrix content and poor mechanical strength. (researchgate.net)
Mechanical loading has been widely used to enhance extracellular matrix production in a variety of cell types. (researchgate.net)
We found that the extracellular matrix content and thickness of cell sheet were markedly elevated upon appropriate mechanical conditioning. (researchgate.net)
This response to strain required specific interactions of OPCs with extracellular matrix ligands. (cam.ac.uk)

Which of the materials/conditions considered exhibit a linear viscoelastic type creep response under this temperature and radiation dosage? (mit.edu)
Increased pressure significantly increased creep strain in the wildtype, but not the haploinsufficient vagina. (visualsonics.com)
The axial length did not significantly affect the creep rate or strain in both genotypes. (visualsonics.com)
These findings suggest that the creep response to loading may vary with biological processes and pathologies, therefore, evaluating vaginal creep under various circumferential loads may be important to understand vaginal function. (visualsonics.com)

In the future, the cellulose-based ink could have many more applications, such as temperature and strain sensors, in food quality control or biomedical diagnostics. (phys.org)

Therefore, a comprehensive understanding of the response of nanoreinforced polymer composites, subjected to various rates of loading, is of paramount importance for developing reliable structures. (hindawi.com)

Here we demonstrate that interstitial mesenchymal progenitors respond to mechanical load and stimulate MuSC proliferation in a surgical mouse model of increased muscle load. (mdc-berlin.de)
Compliance mismatch forces the cells around the anastomosis to be exposed to abnormal mechanical stimulation, which is translated to biological responses to increase proliferation and migration of VSMC. (uwaterloo.ca)

In this paper, the effects of nanoreinforcement on the mechanical response of a commonly used epoxy resin subjected to four different strain rates, are systematically investigated. (hindawi.com)

Mechanical tension is critical in maintaining proper function in neurons, but its role in transport is not well understood. (nature.com)
To this end, we investigate the active and passive transport of vesicles in Aplysia neurons while changing neurite tension via applied strain and quantify the resulting dynamics. (nature.com)
We show that mechanical tension modulates active transport processes in neurons and that external forces can couple to internal (subcellular) forces and change the overall transport dynamics. (nature.com)
Mechanical strain is applied to modulate tension along neurite length and vesicle dynamics are tracked. (nature.com)
Because the critical strain for the onset of undulation is usually very small, the modulus for tension will appear different from the modulus for compression, the former being 7/15 of the latter. (caltech.edu)

In vitro, all the knits lost 99% of their mechanical strength in 30 weeks. (researchgate.net)

48,49 In addition, cyclic mechanical strain enhances the function and development of engineered tissues by improving the production of collagen and elastin. (researchgate.net)

My current research interests include experimental mechanics at micro/nano-scale, temperature and rate dependent mechanics of nanostructured materials, dynamic response and flow of granular media, mechanics and damage of inhomogeneous materials and optical measurement techniques. (wpi.edu)

The coupled thermal-hydraulic-mechanical response of a hypothetical high-level nuclear waste repository in a saliniferous rock formation is explored in this study. (onepetro.org)
The results suggest that the mechanical compliance of neural probes can mediate the degree of FBR, but its impact diminishes after a hypothetical threshold level. (lu.se)

Mechanical compliance mismatch of the sSDVG is proposed as one of the key factors that contribute to the formation and development of IH. (uwaterloo.ca)
This infers that resolving the mechanical mismatch alone has a limited effect on improving the lifetime of neural implants. (lu.se)

In order to ensure the grids consistency, the TOUGH2 mesh is updated as large strains take place. (onepetro.org)
Plasmons can be used to confine light in subwavelength dimensions and are considered to be good candidates for manipulating nanoscale mechanical motion because of their large absorption cross-sections, subwavelength field localization, and high sensitivity to geometry and refractive index changes. (lbl.gov)
Large amplitude oscillatory shear (LAOS) experiments were conducted in the non-linear region and material response is analyzed in the form of Lissajous curve representations with the values of perfect plastic dissipation ratio reported. (nist.gov)
NIOSH conducted a large field study to determine if an intervention consisting of mechanical equipment to lift physically dependent residents, training on the proper use of the lifts, a safe lifting policy, and a preexisting medical management program would reduce the rate and the associated costs of the resident handling injuries for the nursing personnel in a real world setting. (cdc.gov)

Mechanically sensitive chemical groups termed mechanophores can be covalently linked into polymers in order to trigger specific chemical reactions upon mechanical loading. (aps.org)
Previously we developed microstructurally-based continuum models for fluorescence response in spiropyran-linked rubbery (poly methacrylate) and glassy (poly methylmethacrylate) polymers. (aps.org)

Such experimental data provide the unique opportunity to model the mechanical response of materials and validate multi-scale modeling strategies. (wpi.edu)

Chondrocytes modulate their metabolic activity, in part, in response to their mechanical environment. (cdc.gov)

The ability to program the local mechanical response of liquid crystalline polymer networks has been shown to generate complex mechanical responses. (rsc.org)
Even simple systems of entangled DNA helices can display complex mechanical response, such as shear banding [Boukany, Soft Matter 5,780 (2009)] and strain. (lu.se)

We are pioneering experimental methods to measure the simultaneous electrochemical and mechanical response of electrodes," Boyd said. (tamu.edu)
The validation of theory through application of inverse methods to model experimental results and the development of new mathematical models describing the mechanical response can provide great insight in design and optimization for new materials. (wpi.edu)

Printed Low-Hysteresis Stretchable Strain Sensor Based on a Self-Segregating Conductive Composite. (crossref.org)

The comparison between TH and THM results shows the relevance of the latter to better simulate the long-term response of structures envisaged for nuclear waste disposal in saliniferous formations. (onepetro.org)
In this paper, mechanical response of short fiber reinforced lattice structures under compression is investigated through experiments and numerical simulations. (ornl.gov)

We performed the first high strain-rate mechanical testing of this material using rapid compression from a split Hopkinson pressure bar, and show that indeed considerable spiropyran activation occurs near fracture surfaces and heated regions. (nps.edu)

Promiscuous and depolarization-induced immediate-early response genes are induced by mechanical strain of osteoblasts. (mpg.de)

Convergent margins where the angle of subduction is oblique will often result in the partitioning of strain into an arc parallel component (accommodated by strike slip faults or shear zones) and an arc normal component (accommodated through thrust faults). (wikipedia.org)
The presence of these shear zones suggest that strain is partitioned within the Coast Orogen which resulted in horizontal translation of terranes for several hundred kilometers parallel to the orogen. (wikipedia.org)
Typically the specimens require to be strain-gauged to measure parallel and perpendicular and we would use our Expansion Channel Module for strain conditioning and output. (instron.com)
To determine the shear modulus the strains parallel and perpendicular to the specimen axis are measured. (instron.com)

The new equipment aims at expanding the testing capabilities of the Department of Civil and Environmental Engineering and the School of Mechanical Engineering Sciences in the Faculty of Engineering and Physical Sciences, to cover drop weight impact testing of sustainable materials and components, non-existent to date. (surrey.ac.uk)
This can include research on high/ultra-high-strength and highly ductile materials and components, steel and polymeric mechanical joints (welded, riveted, bonded), sustainable concrete materials, as well as the initiation of buckling, and failure of thin shells, among others. (surrey.ac.uk)
The laboratory also focusses on the dynamic response of granular media and inhomogeneous materials using an impact testing setup. (wpi.edu)
Crucially, a marginal point separates the rigid or jammed state from the mechanical vacuum (freely flowing) state - at their marginal points, soft materials are neither solid nor liquid. (aps.org)
MSW) materials is the main source of differences between their mechanical response in direct shear and triaxial apparatus. (ac.ir)

Strength is reduced by lowering strain rate and increasing temperature, and Sn-37 Pb is usually most sensitive to the latter. (open.ac.uk)

In this talk, I will present stochastic material models described by strain-energy densities where the parameters are characterised by probability distributions at a continuum level. (cardiff.ac.uk)

A Flexible Strain Sensor Based on Embedded Ionic Liquid. (crossref.org)

Subsequently, MC3T3-E1 cells were cultured on the PDMS-g-PNIPAAm substrates under mechanical stimulation by cyclically stretching the substrates. (researchgate.net)
In the literature, many biological molecules inside VSMC, such as platelet-derived growth factor-BB (PDGF-BB), platelet-derived growth factor receptor, phosphorylated myosin light-chain kinase (pMLCK), have been found to be influenced by the mechanical stimulation. (uwaterloo.ca)

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