• A facial electrospinning method of in situ precise fabricating magnetic fibrous membrane composed of polyurethane (PU) nanofibers decorated with superparamagnetic γ-Fe 2 O 3 nanoparticles with simultaneous heat generation in response to alternating magnetic field (AMF) is reported. (springer.com)
  • Furthermore, the magnetic nanoparticles are locally injected in the tumor tissue and they prefer to leak out from the tumor site due to their small size [ 9 ]. (springer.com)
  • All of these cases lower the hyperthermia efficacy of magnetic nanoparticles. (springer.com)
  • Compared to the magnetic nanoparticles hyperthermia, the precise and local delivery of iron oxide nanoparticles (INOPs) to cancer cells is the main advantage of magnetic composite fibers, which is an ideal hyperthermia treatment method for easily accessible tumors. (springer.com)
  • Next-generation magnets could very likely be composite materials built bottom-up from nanoparticles. (dtu.dk)
  • However, combining the nanoparticles into a compact magnetic material where all magnetic moments are aligned is an engineering challenge. (dtu.dk)
  • The project will be looking for two top-qualified post docs for advanced electron microscopy studies of magnetic nanoparticles. (dtu.dk)
  • We first discuss different strategies (chemical grafting, magnetic field, specific additives or controlled sample processing) to control the filler dispersion inside the polymer matrix with different particles (colloidal or industrial silica, magnetic nanoparticles) dispersed in polymers (Polystyrene, Poly (methyl methacrylate)) or elastomers (Styrene-Butadiene-Rubber). (cea.fr)
  • Magnetic nanoparticles embedded in polymer matrices have excellent potential for multifunctional applications like magnetic remote heating, controlled drug delivery, hyperthermia, and thermally functionalized biomedical devices. (edu.au)
  • A solvent-based processing method was developed to produce magnetic composites consisting of magnetite (Fe3O4) superparamagnetic nanoparticles embedded in a biomedical-grade polyurethane (ChronoFlex® C). The particles had a log-normal size distribution spanning from 4−16 nm, with a mean-size of 9.5 ± 2 nm. (edu.au)
  • Using an AC magnetic field operating at 85 kHz, we demonstrate that remote heating of the base polyurethane material is greatly enhanced by compositing with Fe3O4 nanoparticles, leading to temperatures up to 45 °C within 18 min for composites submerged in water. (edu.au)
  • This research involves the development of a sustainable synthesis procedure for producing magnetic framework composites (MFCs) comprised of citrate coated iron oxide nanoparticles and a zinc based citrate metal-organic framework, commonly known as UTSA-16. (nottingham.ac.uk)
  • In this study, we employed a simple and rapid in-situ deposition method to coat Ag nanoparticles onto flower-like Ni(OH)2 spheres, resulting in the formation of Ni(OH)2/Ag composites with excellent photocatalytic performance and SERS activity. (bvsalud.org)
  • In this study, we propose a simple approach to fabricate core-satellite composites composed of AgTNP@TiO2@Ag, where Ag triangular nanoplates (AgTNPs) act as the cores, TiO2 serves as the interlayer, and Ag nanoparticles are deposited around them to form Ag satellites. (bvsalud.org)
  • New research shows exotic states of matter in which quasi-particles called composite fermions interact within and between layers of closely spaced graphene sheets. (brown.edu)
  • Theorists later posited that the fractional quantum Hall effect is related to the formation of quasi-particles called composite fermions. (brown.edu)
  • The present work exposes the correlations that can be established between particle dispersion and polymer chain conformation with the viscoelastic behavior of the materials at rest and under deformation across different examples of nanocomposites. (cea.fr)
  • This comprehensive two volume set covers the synthesis, characterization and applications of natural rubber based blends, interpenetrating polymer networks, composites and nanocomposites. (worldcat.org)
  • Volume 2 focuses on natural rubber-based composites and Nanocomposites including the different types of fillers, the filler-matrix reinforcement mechanisms, manufacturing techniques, and applications. (worldcat.org)
  • A simple route to synthesize conductive stimuli-responsive polypyrrole nanocomposite hydrogel particles with strong magnetic properties and their performance for removal of hexavalent chromium ions from aqueous solution. (mpg.de)
  • Evaluating a simple blending approach to prepare magnetic and stimuli-responsive composite hydrogel particles for application in biomedical field. (mpg.de)
  • In this state, each electron combines with a quantum of magnetic flux to form a composite fermion carrying a fraction of an electron charge, giving rise to the fractional values in Hall voltage. (brown.edu)
  • The composite fermion theory has been successful in explaining a myriad of phenomenon observed in single quantum well systems. (brown.edu)
  • Theory had suggested that the interaction between two layers would lead to a new type of composite fermion, but it had never been observed in experiments. (brown.edu)
  • The research produced a range of fractional quantum Hall states - some of which demonstrate excellent agreement with the composite fermion model, and some of which had never been predicted or seen. (brown.edu)
  • Apart from the interlayer composite fermions, we observed other features that cannot be explained within the composite fermion model," said Qianhui Shi, the paper's co-first author and a postdoctoral researcher at Columbia University. (brown.edu)
  • This so-called composite fermion consists of one electron and two different types of magnetic flux, illustrated as blue and gold colored arrows in the figure. (labmanager.com)
  • Discussed are the fundamental properties of these quasi-zero-dimensional many-electron systems, such as the single-particle energy quantization, generalized Kohn theorem, the effects due to electron-electron and spin-orbit interactions, magic states and the composite fermion formation in high magnetic fields, and the interaction of a dot with the visible and far-infrared light. (powells.com)
  • Atoms and molecules that consist of an odd number of fermion particles are considered composite fermions. (mit.edu)
  • The E821 Experiment at Brookhaven National Laboratory (BNL) studied the precession of muon and antimuon in a constant external magnetic field as they circulated in a confining storage ring. (wikipedia.org)
  • The incorporation of magnetic nanostructures into complex systems produces multifunctional devices that can be spatiotemporally controlled by an external magnetic field. (researchgate.net)
  • By applying an external magnetic field, a further increase of electrochemical conversion of up to 70% can be observed. (uni-wuerzburg.de)
  • The electronic structure of quantum dots, including the energy quan- tization of the single-particle states (due to spatial confinement) and the evolution of these (Fock-Darwin) states in an increasing external magnetic field, is described. (powells.com)
  • The dynamic modulus and the loss factor of magnetorheological elastomers (MREs) of various compositions and anisotropies are studied by dynamic torsion oscillations performed in the absence and in the presence of an external magnetic field. (rsc.org)
  • It is found that the Payne effect significantly increases in the presence of an external magnetic field and varies with the cyclical loading which reaches saturation after several cycles. (rsc.org)
  • But for the lithium atoms, we can use tricks of atomic physics to adjust the interactions between the atoms to arbitrary strength, by simply changing an external magnetic field. (mit.edu)
  • Hierarchically porous silica composites via a colloidal reaction sequence. (mpg.de)
  • The main objective of the project was to use microwaves and novel ceramic tooling incorporating a microwave absorber layer for the rapid heating of composites for the processing of large polymer matrix composite (PMC) structures. (europa.eu)
  • Within these developments, AM for polymers and polymer matrix composites is an exciting field and has great potential in transformative and translational research in many fields, such as biomedical, aerospace, and even electronics. (mdpi.com)
  • Soft-magnetic hexagonal ferrite composite particles, and green sheet using the same and soft-magnetic hexagonal ferrite sintered ceramics. (epo.org)
  • Ferrite particles are thought to have the right dielectric and magnetic properties for effective conversion of microwave radiation to heat. (europa.eu)
  • The initial approach was to develop the tool using an inexpensive technology such as freeze casting and then spray the ferrite particles on the tool surface. (europa.eu)
  • For this reason, two different tools were produced: One tool for aerospace application, following the original project concept and one for automotive application were the ferrite particles were distributed in the tool bulk. (europa.eu)
  • The response of the structure of the M-type barium hexaferrite (BaFe12O19) to mechanical action through high-energy milling and its impact on the magnetic behaviour of the ferrite are investigated. (researchgate.net)
  • In addition to 57 Fe Mössbauer spectroscopy, the evolution of the mechanically induced structural disorder as well as the morphology and macroscopic magnetic behaviour of the ferrite were monitored with comprehensive techniques including X-ray di ff raction (XRD), high-resolution transmission electron microscopy (TEM), and superconducting quantum interference device (SQUID) magnetometry. (researchgate.net)
  • Cemented carbides, or hard metals, are ceramic-metal composites usually consisting of tungsten carbide particles bound by a cobalt-based alloy. (upc.edu)
  • Gnanaprakash and coworkers [33] studied the effect of digestion time and alkali addition rate on the size and magnetic properties of magnetite NPs produced by chemical co-precipitation. (researchgate.net)
  • By combining nano magnetite, activated carbon, and conductive carbon with a polymeric binder matrix, particles are obtained which unite good magnetic properties, electrical conductivity, and adsorber activity through the high accessible surface area of the incorporated activated carbon of about 570 m\(^{2}\) g\(^{-1}\), thereby enabling a new approach toward sustainable water treatment processes. (uni-wuerzburg.de)
  • Magnetite loaded cross-linked polystyrene composite particles prepared by modified suspension polymerization and their potential use as adsorbent for arsenic(III). (mpg.de)
  • Field-cooled and zero-field-cooled magnetometry data were fitted to a numerical model to determine the superparamagnetic mean blocking temperature (TB = 90 K) of the embedded magnetite particles, and an effective magnetic anisotropy of 6×105 erg/cm3. (edu.au)
  • In particular, the excellent mechanical properties of graphene make it a potentially good reinforcement ingredient in ceramic composites while their impressive electrical conductivity has roused interest in the area of multifunctional applications. (springer.com)
  • We obtain a broad range of various morphologies from individual particles, to compact aggregates, oriented chains of particles to hierarchical networks described quantitatively by Small Angle X-ray Scattering (SAXS) and microscopy (TEM) at the different length scales (particle and aggregate shapes, sizes and inter-object correlations). (cea.fr)
  • X-ray diffraction, transmission electron microscopy, and scanning electron microscopy with elemental mapping were used to assess the phase purity, surface morphology, particle size, and homogeneity of the resulting nanocomposite. (edu.au)
  • Data include particle images (microscopy), heating profiles, gas sorption data, magnetic properties measurements, thermogravimetric data (thermal decomposition), laboratory notes taken during the research. (nottingham.ac.uk)
  • Research on graphene has been developing at a relentless pace as it holds the promise of delivering composites with exceptional properties. (springer.com)
  • This paper reviews the current understanding of graphene ceramic matrix composites (GCMC) with three particular topics: (i) principles and techniques for graphene dispersion, (ii) processing of GCMC, and (iii) effects of graphene on properties of GCMC. (springer.com)
  • Therefore, processing routes need to be modified carefully and validated thoroughly before producing graphene based ceramic composites. (springer.com)
  • Whilst much of the emphasis has been intensifying on graphene based composites, comprehensive reviews on processing graphene based ceramic composites are still limited. (springer.com)
  • Herein, the authors make an attempt to gather information from the early to the most recent developments regarding graphene based ceramic composites. (springer.com)
  • More specifically, the paper is aimed at discussing in depth on three principle topics: (i) principles and techniques for graphene dispersion (ii) processing of graphene-ceramic composites and (iii) the effects of graphene fillers on the properties of the resultant composite. (springer.com)
  • The graphene structures were then exposed to strong magnetic fields - millions of times stronger than Earth's magnetic field. (brown.edu)
  • Owing to their super magnetic capabilities, biocompatibility, high specialized region, appropriate nano-sized particulates, and lower toxic effects, Fe2O3 nanomaterials are one of the most promising alternatives for magnetic-responsive devices according to the researchers [31, 103, 104] (Figure 3). (researchgate.net)
  • Preparation and characterization of magnetic γ-Al 2 O 3 ceramic nanocomposite particles with variable Fe 3 O 4 content and modification with epoxide functional polymer. (mpg.de)
  • Evaluating the performance of citric acid as stabilizer and doping agent in an environment friendly approach to prepare electromagnetic nanocomposite particles. (mpg.de)
  • Core-shell structured epoxide functional NiO/SiO 2 nanocomposite particles and photocatalytic decolorization of congo red aqueous solution. (mpg.de)
  • Novel carboxyl functional spherical electromagnetic polypyrrole nanocomposite polymer particles with good magnetic and conducting properties. (mpg.de)
  • 5,6 As a result of its speci  c magnetic properties, BaFe 12 O 19 is widely used in permanent magnets, magnetic recording media and microwave applications. (researchgate.net)
  • Thus, suitable processing route is critical in obtaining ceramic composites with desired properties. (springer.com)
  • 1 , 2 Researchers around the world have been intrigued by its unique combination of properties that makes them ideal candidates as advanced fillers in composite materials. (springer.com)
  • Enzymes covalently linked to these magnetic particles combine their catalytic properties with reaction specificity, reusability, and possible reactor construction. (intechopen.com)
  • The original part contains the detailed analysis of the atomic-like properties of self-assembled quantum dots (shell structure, Hund rules, exciton condensation), the discussion of the effects due to the spin-orbit interaction (revealed in capacitance and far-infrared spectroscopies), and the description of the structure of luminescence spectrum of a quantum dot in terms of metastable excitonic states (also in a magnetic field). (powells.com)
  • The Hall coefficient is the ratio of the induced electric field to the product of the current density and the applied magnetic field, and is a characteristic of the material of the conductor, as its value depends on the type, number and properties of the charge carriers of the current. (i-sis.org.uk)
  • However, the large variety of possible assemblies between different kind of polymers and particles makes difficult to dispose of a general trend to describe the correlations between the local structure of the materials and their macroscopic properties. (cea.fr)
  • Interplay between thermal and magnetic properties of polymer nanocompo" by Md Rezoanur Rahman, Abdulhakim Bake et al. (edu.au)
  • The magnetic properties of composites with 7-13 wt% of Fe3O4 were studied between 5 and 300 K using vibrating sample magnetometry. (edu.au)
  • Single-particle states of quantum dots, 4. (powells.com)
  • The integer quantum Hall effect is simply explained in terms of single-particle orbitals of an electron in a magnetic field. (i-sis.org.uk)
  • Using an alternating magnetic field, local temperature increase by 10 °C in animal tissue with injected magnetic CZ particles was demonstrated. (nature.com)
  • Its derivatives are currently magnetic materials with great scienti  c and technological interests due to their relatively high Curie temperature, high coercive force and high magnetic anisotropy  eld as well as their excellent chemical stability and corro- sion resistivity. (researchgate.net)
  • Influence of magnetic field and spin anisotropy on the ground state and critical behaviour of two-dimensional quantum magnets, VEGA 1/0269/17, 1.1. (upjs.sk)
  • If confirmed, the MIT result may enter the textbooks on magnetism, showing that a gas of elementary particles known as fermions does not need a crystalline structure to be ferromagnetic. (mit.edu)
  • Electrons, and also neutrons and protons, are elementary particles classified as fermions. (mit.edu)
  • Using the JUWELS supercomputer at the Jülich Supercomputing Centre, researchers are simulating the so-called Brout-Englert-Higgs mechanism, or how elementary particles acquire mass. (gauss-centre.eu)
  • Therefore, the mesoporous structure of CZ particles provided a unique platform for preparation of multifunctional magnetic and optical probes suitable for optical imaging, MRI, thermo- and phototherapy and as effective containers for controlled drug delivery. (nature.com)
  • These findings underscore the significant potential of these composites for SERS-based detection of trace pollutants and ecological restoration through photocatalytic reactions in the future. (bvsalud.org)
  • Overall, the novel AgTNP@TiO2@Ag composites prepared in this study exhibit high SERS sensitivity and excellent photocatalytic performance, making them highly valuable for environmental detection and ecological restoration purposes. (bvsalud.org)
  • For particles such as the electron, this classical result differs from the observed value by a small fraction of a percent. (wikipedia.org)
  • The difference is the anomalous magnetic moment, denoted a {\displaystyle a} and defined as a = g − 2 2 {\displaystyle a={\frac {g-2}{2}}} The one-loop contribution to the anomalous magnetic moment-corresponding to the first and largest quantum mechanical correction-of the electron is found by calculating the vertex function shown in the adjacent diagram. (wikipedia.org)
  • The anomalous magnetic moment of the muon is calculated in a similar way to the electron. (wikipedia.org)
  • The fractional quantum Hall effect is more complicated, as its existence relies fundamentally on electron-electron interactions, and is understood in terms of charge-flux composites known as composite fermions. (i-sis.org.uk)
  • Altogether, an engaging presentation about the interesting features of magnetic bio-derivatives will highlight their uses in biotechnology field as well as in others. (intechopen.com)
  • The Hall effect, discovered in 1879, emerges when a magnetic field is applied to a conducting material in a perpendicular direction to a current flow. (brown.edu)
  • The magnetic field causes the current to deflect, creating a voltage in the transverse direction called the Hall voltage. (brown.edu)
  • The strength of the Hall voltage increases with the strength of the magnetic field. (brown.edu)
  • The experiments showed that, rather than increasing smoothly with magnetic field strength, the Hall voltage increases in stepwise (or quantized) fashion. (brown.edu)
  • By using the developed composite particles, it is also possible to electrochemically alter substances flowing through a magnetically‐stabilized fluidized‐bed reactor by electrochemically charging/discharging, significantly supported by the magnetic field enabling alternatingly optimum mobility/adsorption phases with contact/charging intervals. (uni-wuerzburg.de)
  • Understanding the magnetic field geometry allows scientists to further investigate how particles are accelerated there. (harvard.edu)
  • In this composite image, data from IXPE (dark purple and white) have been combined with those from NASA's Chandra X-ray Observatory (red and blue), which were overlaid with the stars in the field of view seen by the Digitized Sky Survey. (harvard.edu)
  • The experiments showed that rather than increasing smoothly with magnetic field strength, the Hall voltage increases in step-wise (or quantized) fashion. (labmanager.com)
  • Often, what happens is that quantities of magnetic flux greater than can be contained locally create an intensified magnetic field that rushes upward to the surface of the Sun-similar to the way a wooden log rises to the surface of a river-carrying with it a large amount of interior mass. (gc.ca)
  • Earth's magnetic field acts to repel foreign materials from its magnetosphere. (gc.ca)
  • Once this barrier is breached by the combined effect of the solar wind and Earth's magnetic field, the particles, which have spent a while sweeping along in the Earth's wake, move Earthward. (gc.ca)
  • They stagnate at an altitude of about 40,000 km, slowly building energy, and they eventually cause the magnetic field to explode. (gc.ca)
  • This short description of the Sun-Earth connection hides many unsolved scientific problems of great importance and complexity: How is a magnetic field generated in an astrophysical object? (gc.ca)
  • How do the magnetic field and the charged particles interact over the great range and scales of the Sun-Earth System (suggested, for example, by the stunning structures in auroras)? (gc.ca)
  • The Hall effect is the production of a voltage difference (the Hall voltage) across an electrical conductor, transverse to an electrical current in the conductor and in the presence of a magnetic field perpendicular to the current. (i-sis.org.uk)
  • The presence of a magnetic field perpendicular to the direction of motion of the moving charges exert a force on the charges, causing their paths to become curved, so that excess charge accumulate on one face of the material, leaving equal and opposite charges exposed on the other face, creating an electric field that opposes the migration of further charge. (i-sis.org.uk)
  • The results are interpreted as the processes of formation-destruction-reformation of the internal filler structure under the simultaneously applied mechanical force and magnetic field. (rsc.org)
  • Ferromagnetic materials are those that, below a specific temperature, are strongly magnetized even in the absence of a magnetic field. (mit.edu)
  • Room temperature magnetic attraction was observed, with a saturation magnetization of up to 5 emu/g and a low coercive field (Hc (edu.au)
  • These also act as the largest particle accelerators in the universe. (harvard.edu)
  • Particle accelerators are among the world's most effective methods for experiments in materials science and physics. (gauss-centre.eu)
  • This project aims to reveal - with nanoparticle-resolution - assembly-processes and particle arrangements that can generate optimal magnetic order in new materials. (dtu.dk)
  • There are broadly two classes of event generators: one which uses exact matrix element calculation up to a fixed order and are used for processes involving a few high particles (matrix element or ME generators) and the other which uses an approximate scheme to generate events up to all orders and involving many particles, most of which are relatively soft and collinear (parton shower or PS generators). (lu.se)
  • Assessment of exposure to composite nanomaterial s and development of a personal respiratory deposition sampler for nanoparticle s. (cdc.gov)
  • The present results demonstrate that the in situ precise electrospinning with the help of an auxiliary conical electrode has the potential as a manipulative method for preparing magnetic composite fibers as well as magnetic hyperthermia of cancer therapy. (springer.com)
  • As a result, the in situ precise electrospinning onto the tumor tissue could be a good strategy not only for preventing the peeling of composite fibrous membranes during the magnetic hyperthermia process, but also for increasing the chance for homogeneous heating onto the tumor tissue. (springer.com)
  • We concluded that magnetic CZ nano/micro-particles could be evaluated for further application in cancer hyperthermia therapy and as anti-amyloidogenic agents. (nature.com)
  • Once exposed, the solar particles will either emit intense electromagnetic radiation (solar flares) or be thrown off into space (coronal mass ejection). (gc.ca)
  • Besides, iron oxides and composite materials will be presented as support for biomolecules immobilization. (intechopen.com)
  • Composites are effortlessly prepared including many materials capable of providing advantages to the magnetic derivatives. (intechopen.com)
  • There will be also place to discuss physical phenomena connected with magnetic nanocontacts, materials showing GMR (giant magnetoresistance) or CMR (colossal mag-netoresistance), structures with TMR (tunnel magnetoresistance), spin injection and current-induced switching of magnetization and micro-scopic methods for characterization of magnetic nanos-tructures and their dynamics. (science24.com)
  • Metalloid clusters, such as Al77[N(SiMe3)2]202-, have been of interest for years due to their potential use as energetic materials, catalysts, optical and magnetic compounds. (nps.edu)
  • Many experimental searches for particle physics candidates of Dark Matter in collider measurements and in astrophysics have been deployed greatly cratering into the parameter space of the most popular models. (lu.se)
  • A research team led by Prof. Frithjof Karsch at Bielefeld University has been using the JUWELS supercomputer at the Jülich Supercomputing Centre (JSC) as part of the international HOTQCD collaboration to better understand the conditions under which particles made of protons, neutrons, and pions go through phase transitions, and how those changes impact the system's behavior and give rise to new forms of matter, such as quark-gluon plasma. (gauss-centre.eu)
  • Moreover, the AgTNP@TiO2@Ag composites effectively enable in situ SERS monitoring of the photodegradation reaction of MB. (bvsalud.org)
  • This technique is low cost and produces a high yield of magnetic NPs, and by tuning the reaction parameters, adequate control over particle size and distribution can be achieved. (researchgate.net)
  • Theoretical and experimental works to be presented at Symposium D should focus on the magnetic and transport phenomena in nanoscale structures and on heterostructures containing ferromag-netic species. (science24.com)
  • For each matrix, the concentration of carbonyl iron particles with diameters of 3-5 μm was equal to 70 and 82 mass% (22 and 35 vol%, respectively) in the composite material. (rsc.org)
  • Impacts of matrix elasticity and magnetic interactions on the filler alignment are elucidated. (rsc.org)
  • This includes the separation of the center-of-mass mo- tion for the parabolic confining potential (and hence the insensitivity of the transitions under far infrared radiation to the Coulomb interactions and the number of particles - the generalized Kohn theorem) and the effects due to Coulomb interactions (formation of the incompressible magic states at high magnetic fields and their relation to composite jermions), and finally the spin-orbit interactions. (powells.com)
  • With a combination of several methods, the viscoelastic behavior has been determined and analyzed quantitatively with hydrodynamic and percolation models: the reinforcement is mostly driven by the aggregate morphologies and by the network strength (depending on inter-particle and inter-aggregate interactions). (cea.fr)
  • The flow behavior is mostly driven by the polymer chain contribution whose physical origin is related to specific polymer-particle interactions. (cea.fr)
  • For biomedical applications such as cancer theranostics, magnetic NPs should be small enough to be superparamagnetic and stable in a biological medium. (researchgate.net)
  • Elementary Particle Physics: Gauss Centre for Supercomputing e.V. (gauss-centre.eu)
  • With the help of world-class supercomputing resources from the Gauss Centre for Supercomputing (GCS), a team of researchers led by Prof. Zoltan Fodor at the University of Wuppertal has continued to advance the state-of-the-art in elementary particle physics. (gauss-centre.eu)
  • The magnetic moment, also called magnetic dipole moment, is a measure of the strength of a magnetic source. (wikipedia.org)
  • Cobalt metal is used to make corrosion- and wear- resistant alloys used in aircraft engines (superalloys), in magnets (magnetic alloys) and in high-strength steels and other alloys for many applications. (who.int)
  • The quantum version of the Hall effect, whose 1980s discovery was awarded a Nobel Prize, was found in experiments performed at low temperatures and with strong magnetic fields. (brown.edu)
  • A few years later, researchers working at temperatures near absolute zero and with very strong magnetic fields found new types of quantum Hall states in which the quantum steps in Hall voltage correspond to fractional numbers, hence the name fractional quantum Hall effect. (brown.edu)
  • The quantum version of the Hall effect was first discovered in experiments performed in 1980 at low temperatures and strong magnetic fields. (labmanager.com)
  • Herein, in this paper, for the first time we report a simple, low-cost, and environment-friendly method for preparing magnetic carbon nanocages (MCNCs) by a low temperature carbonization process using lignin as the precursor. (hindawi.com)
  • Some characterization techniques used to study the magnetic material and derivative immobilized will be described as well. (intechopen.com)
  • The primary science goals for the mission are to trace how energy and heat move through the solar corona and to explore what accelerates the solar wind as well as solar energetic particles. (nasa.gov)
  • To perform these unprecedented investigations, the spacecraft and instruments will be protected from the Sun's heat by a 4.5-inch-thick carbon-composite shield, which will need to withstand temperatures outside the spacecraft that reach nearly 2,500 F. This state-of-the-art heat shield will keep the four instrument suites designed to study magnetic fields, plasma and energetic particles, and image the solar wind at room temperature. (nasa.gov)
  • He called this cascade of energy the solar wind, and he described an entire complex system of plasmas, magnetic fields and energetic particles that make up this phenomenon. (nasa.gov)
  • Magnetic carbon nanocages (MCNCs) with multiform pore structure have been synthesized by a simple low temperature carbonization process. (hindawi.com)
  • Moreover, the electrospun composite fibrous membranes show a rapid temperature increase from room temperature to 43 °C in 70 s under the AMF, which exhibits faster heating rate and higher heating temperature compared to the samples fabricated without the assist of the auxiliary electrode. (springer.com)
  • In addition, the CZ-based particles have been found to exhibit an anti-amyloidogenic effect on the amyloid aggregation of insulin and lysozyme in a dose- and temperature-dependent manner. (nature.com)
  • In addition, the four basic forces do not depend on temperature, since measured in vacuum between particles. (journal-of-nuclear-physics.com)
  • According to a press release , the probe will be sheltered by a nearly one-inch thick carbon-composite shield, which can withstand heat close to 2,500 degrees Fahrenheit. (coastalcourier.com)
  • Composite fermions are capable of forming pairs, such unique interaction lead to experimental discovery of unexpected new quantum Hall phenomena. (labmanager.com)
  • In one of his books, Abraham Pais recalled a comment by Rutherford during the 1914-1919 period: "the Coulomb forces dominate if v (speed of alpha particles) is sufficiently small", evidencing by these words the velocity-dependence of the strong-nuclear force. (journal-of-nuclear-physics.com)