• Dive into the research topics of 'Low-temperature structural transitions and Tc suppression in La2-xMxCuO4 (M=Ba, Sr)'. Together they form a unique fingerprint. (elsevierpure.com)
  • When crystalline polymers are heated and reach a certain temperature, the orderly arrangement of their long chain structure transitions to a random and disorganized arrangement. (mcpolymers.com)
  • Such polymers would have both a melting point and a glass transition temperature. (mcpolymers.com)
  • As the changes to these polymers are gradual, by convention, the Tg is reported as the midpoint of this transition. (mcpolymers.com)
  • The glass transition temperature of these polymers typically ranges from -80°C to +100°C. The Tg can be manipulated by varying the polymer composition. (mcpolymers.com)
  • This dataset contains theoretical data on the study of glass transition phase of five polyketone-based polymers. (mendeley.com)
  • These results rationalize the Temperature of Glass transition phase of polyketone-based polymers PK50: PK50BEA, PK50HAMC, PK50HEXYL, and PK50IM. (mendeley.com)
  • In the next edition of Professor's Corner , Part 2 of this discussion of glass transition temperature will provide information about various key methods used to measure the Tg of polymers, including dilatometry, differential scanning calorimetry (DSC) and dynamic mechanical analysis (DMA). (uvebtech.com)
  • The polymers exhibited high glass transition temperatures ( T g s) in a broad range, from 80 to 168 °C, and were thermally stable up to 268 °C. Furthermore, dynamic rheology experiments indicated that the polymers were sufficiently stable for melt processing. (lu.se)
  • Another example is tin, which transitions from a cubic crystal below 13.2 °C to a tetragonal crystal above that temperature. (wikipedia.org)
  • A low-temperature orthorhombic (LTO)-to-Pccn structural transition was experimentally found in La1.885Sr0.115CuO4, in addition to both an LTO-to-low-temperature tetragonal (LTT) one in La1.875Ba0.125CuO4 and LTO-Pccn-LTT ones in La1.880-yNdySr0.120CuO4, which have already been reported. (elsevierpure.com)
  • We explain this inconsistency by demonstrating that the temperature of the tetragonal-to-orthorhombic phase transition in methylammonium lead triiodide depends on the concentration and nature of local defects. (lu.se)
  • We propose that upon cooling from 160 to 140 K, domains of the crystal containing fewer defects stay in the tetragonal phase longer than highly defected domains that readily transform to the high bandgap orthorhombic phase at higher temperatures. (lu.se)
  • The existence of relatively pure tetragonal domains during the phase transition leads to drastic photoluminescence enhancement, which is inhomogeneously distributed across perovskite microcrystals. (lu.se)
  • The Bragg peak and the domain pattern change as the temperature crosses the orthorhombic to tetragonal phase transition at 80C. (lu.se)
  • The experiments discovered a vestige, at non-zero temperature, of one of the important structural signatures to arise at the zero-temperature jamming transition. (scienceblog.com)
  • Analysing the temperature and pressure behavior of the (- and (JG) (-processes, a clear correlation has been found between the structural relaxation time, the Johari-Goldstein relaxation time and the dispersion of the structural relaxation. (scirp.org)
  • These results support the idea that the JohariGoldstein relaxation acts as a precursor of the structural relaxation and therefore of the glass transition phenomenon. (scirp.org)
  • Among secondary relaxations, those originated by intra-molecular transitions naturally bear no relation to the structural relaxation. (scirp.org)
  • In this paper we contribute to such discussion by investigating the relation between the structural and the JG b-relaxation in a system, namely diglycidyl ether of bisphenol-A (DGEBA), in an interval of pressure ranging from 0.1 to 600 MPa and temperature from 193 to 283 K. A great advantage in such a study is provided by the possibility of studying the variation of relaxation dynamics with temperature and pressure. (scirp.org)
  • Low-temperature structural properties of the synthetic mineral libethenite Cu 2 PO 4 OH were investigated by single-crystal X-ray diffraction, synchrotron X-ray powder diffraction, specific heat measurements, and Raman spectroscopy. (nyu.edu)
  • A second-order structural phase transition from the Pnnm symmetry (a=8.0553(8) Å, b=8.3750(9) Å, c=5.8818(6) Å at 180 K) to the P2 1 /n symmetry (a=8.0545(8) Å, b=8.3622(9) Å, c=5.8755(6) Å, β=90.0012(15) at 120 K) was found at 160 K during cooling. (nyu.edu)
  • Features of low-temperature structural transitions in La2-xMxCuO4 (M=Ba, Sr) and La1.880-yNdySr0.120CuO4 have been investigated by means of electron diffraction in order to understand a physical origin of a Tc suppression observed in these oxides. (elsevierpure.com)
  • Electrical conductances do not attain the room temperature values of the inorganic LiI glasses though may reach -10 -3 S cm -1 at 100°C. The organic cations introduce many possibilities for structural manipulation, and may also be polymerized. (elsevierpure.com)
  • It is demonstrated that thermodynamic parameters such as the critical micellization temperature or the critical coagelization pressure, as well as the structural changes that occur at these phase transitions, can be readily obtained with the state-of-the-art FT-IR technique. (canada.ca)
  • We investigate the role of excitons and the exciton binding energy E B , relevant for the effectiveness of charge separation in solar cells, as well as the temperature-dependent bandgap energy E g which is used as an indicator for crystal phase transitions. (monash.edu)
  • The Landau theory of symmetry and phase transitions is applied to the thermal symmetry-breaking transitions corresponding to the special point W in the case of the NaCI-type structure. (ewha.ac.kr)
  • Various infrared spectroscopic parameters were used to study the pressure and temperature induced phase transitions in aqueous sodium alkenoates. (canada.ca)
  • What is POLYSORB® isosorbide impact on polymer glass transition temperature (Tg)? (roquette.com)
  • Whether you are considering a polymer for outdoor house paint or for the undercoating of an automobile, its behavior at the different temperatures it will be exposed to must be part of the discussion. (mcpolymers.com)
  • That's why decisions about polymer performance almost always include the calculation of glass transition temperature, or Tg - because Tg helps end users anticipate how a latex polymer will behave at its service temperature. (mcpolymers.com)
  • The solid polymer literally transitions and melts into a liquid state. (mcpolymers.com)
  • The Tg of a specific polymer may be listed as a single temperature, but this number is an average value calculated from a range of temperatures. (mcpolymers.com)
  • In DSC, the polymer sample is placed in the calorimeter, which measures quantities of absorbed or emitted heat in the sample as the temperature increases. (mcpolymers.com)
  • The glass transition temperature is the temperature at which an amorphous polymer changes from a hard glassy form into a rubberlike elastic form or to a viscous fluid. (ncsu.edu)
  • At this glass transition, which is a secondary transition, the temperature derivatives of both physical and mechanical properties of the polymer change. (ncsu.edu)
  • Recent studies have illustrated a decoupling between cooperative segmental mobility and the glass transition temperature (T g ) of thin polymer films and nanocomposites. (princeton.edu)
  • It is important to note that only the amorphous domains in a polymer sample will exhibit a Tg, a secondary thermodynamic phase transition. (uvebtech.com)
  • Temperature-Induced Phase Transition Characterization of Responsive Polymer Brushes Grafted onto. (rwth-aachen.de)
  • Tests were performed for times long enough to attain the equilibrium viscoelastic response at temperatures from approximately T g -17[degrees]C to T g +3[degrees]C where T g is the nominal glass transition temperature. (nist.gov)
  • As a result, it is not known whether the jamming of such systems is related to the jamming of systems of small particles, such as molecular liquids, which jam as temperature is lowered through the glass transition. (scienceblog.com)
  • The computer simulations and experiments provide new clues about the connections between jamming and the glass transition and provide a concrete experimental route to explore them. (scienceblog.com)
  • 5.1 Materials undergo an increase in molecular mobility at the glass transition seen as a sigmoidal step increase in the heat capacity. (astm.org)
  • This mobility increase may lead to kinetic events such as enthalpic recovery, chemical reaction or crystallization at temperatures near the glass transition. (astm.org)
  • The heat flow associated with the kinetic events may interfere with the determination of the glass transition. (astm.org)
  • 5.2 The glass transition is observed in differential scanning calorimetry as a sigmoidal or step change in specific heat capacity. (astm.org)
  • 5.3 MTDSC provides a test method for the separation of the heat flow due to heat capacity and that associated with kinetic events making it possible to determine the glass transition in the presence of interfering kinetic event. (astm.org)
  • 1.1 These test methods describe the assignment of the glass transition temperature of materials using modulated temperature differential scanning calorimetry (MTDSC) over the temperature range from -120 °C to +600 °C. The temperature range may be extended depending upon the instrumentation used. (astm.org)
  • What can be done to increase the glass transition temperature (Tg) of polyethylene terephthalate (PET)? (roquette.com)
  • The point of this change is known as the glass transition temperature (Tg). (mcpolymers.com)
  • As with melting, glass transition is signified by a change in heat capacity - i.e., it absorbs heat, but rather than getting hotter, the material goes through this change of state. (mcpolymers.com)
  • Latex-based paints typically have glass transition temperatures between 10° to 20°C (50° and 70°F). When they are applied within this temperature range, they form a superior film, have good adhesion and don't show any surface defects. (mcpolymers.com)
  • These processes, possibly relevant for the glass transition, are now referred to as the Johari-Goldstein (JG) secondary or JG b-relaxation to honor their discovery of secondary relaxation even in totally rigid molecules without internal degree of freedom. (scirp.org)
  • Poly(Bisphenol A-co-epichlorohydrin), glycidyl endcapped (DGEBA), with average molecular weight ~380 g/mol, corresponding to n = 0.14 in the chemical formula Figure 1 , and glass transition temperature 255 ± 1 K was purchased from Shell Co. under the trade name of Epon 828. (scirp.org)
  • of DGEBA were measured from above to below the glass transition. (scirp.org)
  • The glass transition temperatures were obtained from thermogravimetric analysis. (mendeley.com)
  • For the DSC the heating rate of the analysis was 10°C/min and the glass transition temperature was determined from the inflextion of the curves using the TRIOS software. (mendeley.com)
  • The flexibility is a result of a very low glass transition temperature (Tg). (uvebtech.com)
  • Biaxial stretching test was conducted to obtain the mechanical properties of amorphous PLLA materials at temperatures above glass transition. (hud.ac.uk)
  • Cooper, EI & Angell, CA 1983, ' Versatile organic iodide melts and glasses with high mole fractions of LiI: Glass transition temperatures and electrical conductivities ', Solid State Ionics , vol. 9-10, no. (elsevierpure.com)
  • Like many phase-change materials, GeTe crystallizes upon heating at a conventional rate before the calorimetric glass transition is reached. (arizona.edu)
  • This has so far prevented an unambiguous determination of its glass transition temperature T g . (arizona.edu)
  • Herein, a new approach is realized to estimate the glass transition temperature T g for GeTe through progressive crystallization of Ge 15 Te 85 . (arizona.edu)
  • However, the ideal temperature for heat application depends on the thermal behavior of each material, such as glass transition (T g ) and initial degradation temperatures. (bvsalud.org)
  • When the temperature rises, the virus's genetic material changes its form and density, becoming more fluid-like, which leads to its rapid injection into the cell," says Alex Evilevitch who led the study. (lu.se)
  • However, with the help of the synchrotron research facility NIST in Maryland, USA, and thanks to a special grant from the Swedish Research Council, we were ultimately able to use neutron light to image the structure of phage virus DNA and its density inside the capsid and see how these changed at different temperatures," explained Alex Evilevitch. (lu.se)
  • The superconducting transition temperature ( T c ) of the MKID is an important parameter because various MKID characterization parameters depend on it. (aip.org)
  • Interface Engineering-Driven Room-Temperature Ultralow Gas Sensors with Elucidating Sensing Performance of Heterostructure Transition Metal Dichalcogenide Thin Films. (bvsalud.org)
  • In this report , we investigate the room- temperature gas sensing performance of heterostructure transition metal dichalcogenide (MoSe2/MoS2, WS2/MoS2, and WSe2/MoS2) thin films grown over a silicon substrate using a pulse laser deposition technique . (bvsalud.org)
  • The obtained results reveal that the heterojunctions of metal dichalcogenide show a drastic change in gas sensing performance compared to the monolayer thin films at room temperature . (bvsalud.org)
  • As an experimental model, the researchers examined what happens when exposing phage viruses - viruses that attack bacteria - to temperature increases. (lu.se)
  • B) Enthalpy of DNA ejection per virion (J) versus temperature for virus (phage lambda) titrated into LamB receptor solution. (lu.se)
  • Furthermore, temperature-dependent (T = 5-300 K) studies of E g in (Cs,FA,MA)Pb(I,Br) 3 indicate a suppressed crystal phase transition by the absence of any phase-transition related signatures such as the well-known jump of about 100 meV in MAPbI 3 . (monash.edu)
  • Literature shows a variety of crystal phase transition temperatures and often a spread of the transition over tens of degrees Kelvin. (lu.se)
  • The study presents the first experimental evidence of a vestige of the zero temperature jamming transition - the density at which large, loose objects such as gas bubbles in liquid, grains of sand or cars become rigid solids such as foam, sand dunes or traffic jams - in a system of small particles where thermal energy is important. (scienceblog.com)
  • By confining soft microspheres that swell and shrink by changing the temperature of the system and that are small enough so that thermal motion is important, researchers were able to study how the separation distance evolves as the volume occupied by the spheres is varied through the jamming transition. (scienceblog.com)
  • Variation of pressure acts on the density only of the systems while variation of temperature acts on the thermal energy and on the density. (scirp.org)
  • The temperature of the whole pressure chamber was controlled by a thermal jacket connected to a liquid circulator. (scirp.org)
  • Franzen, HF & kim, SJ 1988, ' High temperature X-ray diffraction and landau theory investigations of thermal symmetry-breaking transitions ', High temperature science , vol. 26, no. pt 1, pp. 87-93. (ewha.ac.kr)
  • Thermal analyses were performed by DSC and TGA using a temperature range from 25 ºC to 900 ºC. (bvsalud.org)
  • While the thermal expansion coefficient of cured H21D is about 10x larger than Mo and Ta, in practice we have never experienced problems with the epoxy coming off when cooling down to LHe temperatures. (lu.se)
  • Stevens refers to this transition as the onset of long-range segmental motion and describes a "segment" as 20 to 50 chain atoms. (uvebtech.com)
  • This means that as the temperature - a measure of the average kinetic energy of the molecules - rises, the sample is restricted to increased molecular vibrations rather than concerted segmental motions. (uvebtech.com)
  • The purpose of this study was to evaluate the influence of clinical use and sterilization process on the Transition Temperature Range (TTR) of thermoset nickel-titanium wires using Differential Scanning Calorimetry (DSC). (opendentistryjournal.com)
  • Differential scanning calorimetry measurements of extracted lipids showed the transition temperature of membrane lipids from octane-grown cells increased from about 24°C to 32°C as the growth rate increased, whereas cells grown on citrate showed a constant transition temperature of about 6°C at all growth rates tested, indicating a decrease of membrane lipid fluidity in octane-grown cells. (northumbria.ac.uk)
  • The temperature of this solid-solid transition was accurately measured by differential scanning calorimetry. (cdc.gov)
  • We present simulation software utilizing graphical processing units (GPUs) for the physics of detectors based on arrays of transition-edge sensors (TES). (infn.it)
  • First-order phase transition of temperature-dependent wettability on a graphite surface', Iranian Journal of Physics Research , 21(3), pp. 509-516. (ac.ir)
  • Adopting the hypothesis about the exact cancellation of vacuum condensates contributions to the ground state energy in particle physics to the leading order in graviton-mediated interactions, we argue that the observable cosmological constant can be dynamically induced by an uncompen- sated quantum gravity correction to them after the QCD phase transition epoch. (lu.se)
  • Therefore, an additional evaluation based on a so-called f-sum rule is applied to achieve an improved reliability of the results at higher temperatures. (monash.edu)
  • Additionally, we confirm the suppression of the phase transition in Cs 0.05 (FA 0.83 MA 0.17 ) 0.95 Pb(I 0.83 Br 0.17 ) 3 by temperature-dependent X-ray diffraction. (monash.edu)
  • An important feature of these low-temperature transitions is that the transitions are characterized by the appearance of 1/21/20-type superlattice spots in electron-diffraction patterns. (elsevierpure.com)
  • For processing (hydration and formulation) of natural lipids, we recommend the temperature of the medium should be above the gel-liquid crystal transition temperature (Tc or Tm) of any single lipid within the natural product. (avantilipids.com)
  • Because alkanes are known to increase bilayer fluidity by intercalating between lipid fatty acyl chains, the increased transition temperature of the lipids of cells grown on octane may be a physiological response of P. oleovorans to compensate for the direct effects of octane on its cellular membranes. (northumbria.ac.uk)
  • A regime of electronic phase separation is expected at the first-order phase transition between a correlated metal and a paramagnetic Mott insulator, but remains unexplored experimentally as well as theoretically nearby T = 0. (uni-stuttgart.de)
  • More formally, it is the temperature at which two crystalline forms of a substance can co-exist in equilibrium. (wikipedia.org)
  • The phase transition temperature is defined as the temperature required to induce a change in the lipid physical state from the ordered gel phase, where the hydrocarbon chains are fully extended and closely packed, to the disordered liquid crystalline phase, where the hydrocarbon chains are randomly oriented and fluid. (avantilipids.com)
  • For vacuum deposited films (thickness 120 nm), the substantial downshift in temperature, gradual spin transition, and shrinkage of the temperature hysteresis compared to the starting material are ascribed to incomplete removal of water molecules from the porous network and partial destruction of the crystalline site caused by laser heating. (aip.org)
  • In addition to exhibiting a Tg, then, semi-crystalline materials may also exhibit a T m - a crystalline melting temperature. (uvebtech.com)
  • The temperature dependence of the logarithm of the temperature shift factors a T was found to deviate significantly from that expected from either universal WLF behavior or from extrapolation of literature data obtained above T g for polycarbonate. (nist.gov)
  • The temperature dependence of osmotic fragility in calf and adult cattle erythrocytes was compared. (eurekamag.com)
  • The temperature dependence of osmotic fragility has revealed inflections in calf red cells generally at 20.degree. (eurekamag.com)
  • In this paper, using molecular dynamics simulation, the wettability dependence of a graphite surface consisting of two layers of graphene on temperature is studied for three water models. (ac.ir)
  • The observed trend for the dependence of the contact angle on temperature and the approximate value of the transition temperature is comparable to the experimental results recently reported for graphite. (ac.ir)
  • Using current theoretical values for the transition temperature and Landau parameters, we find that the strong-coupling functional remains in the same region of parameter space as the BCS functional. (northwestern.edu)
  • Note: This paper is part of the Special Topic on Spin Transition Materials: Molecular and Solid-State. (aip.org)
  • The influence of guest molecules affecting the spin transition characteristics of iron(II) complexes represents a widely discussed topic because it opens the possibility of using this type of materials in many fields of science, especially if the material properties could be tuned in a controlled way. (aip.org)
  • We report an experimental observation of the spin transition in thin films of a 3D Hoffman framework nanocrystalline material Fe(pyrazine)[Pt(CN) 4 ] deposited by nanosecond laser ablation at λ = 1064 nm of its cryo-cooled colloidal suspension in water and water-free organic solvents. (aip.org)
  • A weak magnetic peak is even observed at the order-disorder transition with a maximum at 343 K. Magnetic entropy variations are characteristic of direct and reverse magnetocaloric effects at TC and TO-D respectively. (arxiv.org)
  • The evolution of the optical signatures as a function of temperature and layer number surprisingly reveals an ordered magnetic polar state that persists down to the ultrathin limit of monolayer NiI 2 . (nature.com)
  • These observations establish NiI 2 and transition metal dihalides as a new platform for studying emergent multiferroic phenomena, chiral magnetic textures and ferroelectricity in the two-dimensional limit. (nature.com)
  • Fig. 3: Layer-dependent magnetic transition temperatures and the ground state of single-layer NiI 2 . (nature.com)
  • But systems of large particles such as foams and granular materials can be considered zero-temperature systems because the energy associated with a typical temperature, such as room temperature, is negligible compared to the energy required to shift the particles. (scienceblog.com)
  • It's hard and brittle at room temperature, yet it's soft and pliable when it gets heated. (mcpolymers.com)
  • However, since excitonic effects are non-negligible even at room temperature, a careful and detailed analysis of the spectra is crucial for a correct interpretation. (monash.edu)
  • Although the used models show little wettability at room temperature, the result of our simulations suggests a wetting transition event for all three models studied at temperatures lower than their critical temperature. (ac.ir)
  • Some mixtures may remain liquid at room temperature indefinitely. (elsevierpure.com)
  • This two component adhesive, sealant, and coating has a convenient 1 to 1 mix ratio by weight or volume and offers room temperature and faster elevated temperature cures. (qmed.com)
  • The sensing response of the aforementioned sensors to a low concentration range of NO2, NH3, H2, CO, and H2S gases in air has been assessed at room temperature . (bvsalud.org)
  • Favorably, by developing a heterojunction of diselenide and disulfide nanomaterials , one may find a simple way of improving the sensing capabilities of gas sensors at room temperature . (bvsalud.org)
  • C. fleas were sent to our laboratory in sealed, preservative-free, felis is apparently the main vector of this new rickettsial dis- plastic tubes at room temperature. (cdc.gov)
  • A solid-solid transition was found at 834 +/- 1 k, with an isothermal heat absorption of 13.32 Kcal/mol. (cdc.gov)
  • Transition occurs when the temperature is increased as we first observed with isothermal titration calorimetry. (lu.se)
  • Sauls, JA & Serene, JW 1978, ' P23 pairing near the transition temperature in neutron-star matter ', Physical Review D , vol. 17, no. 6, pp. 1524-1528. (northwestern.edu)
  • As the hydrocarbon length is increased, van der Waals interactions become stronger requiring more energy to disrupt the ordered packing, thus the phase transition temperature increases. (avantilipids.com)
  • We used broadband dielectric spectroscopy in the frequency range from 10 -2 Hz up to 10 7 Hz and we found dynamics of the primary (- and intermolecular Johari-Goldstein (JG) (-processes are strongly correlated in diglycidyl ether of bisphenol-A over a wide temperature from 193 to 283K and pressure P range from 0.1 to 600 MPa. (scirp.org)
  • We approach this issue by assessing the complex permittivity via dielectric spectroscopy, which provides vivid mapping of the Mott transition and deep insight into its microscopic nature. (uni-stuttgart.de)
  • Here we use receiver functions that reveal the conversion of primary to secondary seismic waves to image the discontinuities that bound the mantle transition zone, using ocean bottom seismic data from the equatorial Mid-Atlantic Ridge. (nature.com)
  • Due to different temperature dependencies of the two contributions the effective anisotropy may change its sign and thus the direction of the magnetization as a function of temperature may change. (epj.org)
  • Master Bond EP21ANHT thermally conductive epoxy system delivers outstanding heat transfer and high temperature resistance. (qmed.com)
  • The temperature at which this change occurs is the melting point (Tm). (mcpolymers.com)
  • A) DNA disordering transition, which occurs when the temperature is increased, originates close to the center of the capsid, where DNA is more stressed due to stronger bending and larger packing defects. (lu.se)
  • The average global temperature reached 63.01 degrees Fahrenheit on Thursday, according to the University of Maine and data from the National Centers for Environmental Prediction. (governorswindenergycoalition.org)
  • Parts of Arizona, Nevada and Southern California are under an excessive heat warning, which indicates that the maximum heat index temperature will be at least 105 degrees for at least two days and nighttime air temperatures will not drop below 75 degrees. (governorswindenergycoalition.org)
  • It all began with a study published in 2014, where Lund University researchers observed that there seems to be a sudden change in the virus's genetic material when exposed to the infection temperature, around 37 degrees. (lu.se)
  • The germ tube of C. albicans developed early in 1.5 hr at high temperature i.e ., 40°C. Incubation temperature of 37°C was associated with highest germ tube formation while 34°C shows low filamentation. (scirp.org)
  • High temperatures in Texas are testing the state's power grid. (governorswindenergycoalition.org)
  • Speaking to RTE's Today with Philip Boucher-Hayes, he said: 'Virtually all parts of the country will get temperatures in the high 20s and some of those will break the 30C degree mark in probably north Leinster, places like Meath, Westmeath as well as the midlands. (thesun.ie)
  • The weather expert added: 'We'll see a return to our weather coming in more from the west which will give us temperatures similar to what we had last week, quite pleasant and in the high teens to low 20s. (thesun.ie)
  • High temperature science , 26 (pt 1), 87-93. (ewha.ac.kr)
  • 1.1 This test method covers the determination of a reference temperature, T o , which characterizes the fracture toughness of ferritic steels that experience onset of cleavage cracking at elastic, or elastic-plastic K Jc instabilities, or both. (astm.org)
  • This gives rise to a new endotherm whose onset temperature gradually approaches the T g of GeTe. (arizona.edu)
  • The results are consistent with those obtained by T c measured by monitoring the transmittance of the readout microwaves with the variation in the device temperature. (aip.org)
  • From this it is possible to apply a margin adjustment to T o in the form of a reference temperature shift. (astm.org)
  • Time-temperature superposition was found to be applicable over the entire temperature range investigated. (nist.gov)
  • Thermally activated NiTi wires belong to the new generation and are characterized by their thermoelastic effect (shape memory), which is related to the Transition Temperature Range (TTR) of the alloy releasing low and continuous forces even in large deflections. (opendentistryjournal.com)
  • We verify these results using temperature-dependent electroreflectance spectroscopy, which is a very reliable technique for the direct and non-destructive determination of optical resonances of the absorber layer in complete solar cells. (monash.edu)
  • Note: Transition temperatures for natural products are typically not available in the literature. (avantilipids.com)
  • 1.3 Median K Jc values tend to vary with the specimen type at a given test temperature, presumably due to constraint differences among the allowable test specimens in 1.2. (astm.org)
  • Schematic illustration of DNA disordering transition in the capsid. (lu.se)
  • Abrupt enthalpy change inversion with temperature at ~33 ̊C shows transition in energetics of DNA state inside the capsid. (lu.se)
  • Likewise, introducing a cis double bond into the acyl group puts a kink in the chain which requires much lower temperatures to induce an ordered packing arrangement. (avantilipids.com)
  • An upper limit on constraint loss and a lower limit on test temperature are defined between which weakest-link statistics can be used. (astm.org)
  • K). One possible explanation for the lower transition temperature of calf erythrocytes is that the microviscosity of the protein-lipid boundary might be considerably less in the membrane of the calf cell than in the adult cell. (eurekamag.com)
  • for 30 minutes, but lower temperatures are also possible if necessary (e.g. 80°C / 2hr). (lu.se)