Transition temperature is the temperature at which a material changes from one crystal state (allotrope) to another. More ... In the case of ferroelectric or ferromagnetic crystals, a transition temperature may be known as the Curie temperature. Crystal ... Another example is tin, which transitions from a cubic crystal below 13.2 °C to a tetragonal crystal above that temperature. ... Threshold temperatures, All stub articles, Materials science stubs, Thermodynamics stubs). ...
Time-temperature superposition was found to be applicable over the entire temperature range investigated. The temperature ... Temperature Shift Factors for the Segmental Relaxation of Polycarbonate Below the Glass Transition. ... C where Tg is the nominal glass transition temperature. The equilibration times ranged from less than 30 minutes near to Tg to ... Temperature Shift Factors for the Segmental Relaxation of Polycarbonate Below the Glass Transition, ANTEC (Annual Technical ...
Shifts in reference temperature are a measure of transition temperature change caused, for example, by metallurgical damage ... Standard Test Method for Determination of Reference Temperature, To, for Ferritic Steels in the Transition Range. ... Standard Test Method for Determination of Reference Temperature, To, for Ferritic Steels in the Transition Range E1921-10 ASTM, ... The procedure for applying this information to the establishment of transition temperature shift determinations and the ...
This work was motivated by the fact that although fracture toughness of a material in the ductile-to-brittle transition ... temperature region ,svg style=vertical-align:-3.3907pt;width:13.35px; id=M2 height=15.4 version=1.1 viewBox=0 0 13.35 ... ASTM, E1921-10 Standard test method for determination of reference temperature, T0, for ferritic steels in the transition range ... of a material in the ductile-to-brittle transition (DBT) temperature region, which is important in the assessment of aging ...
A Penn physics study: Of traffic jams, beach sands and the zero-temperature jamming transition. May 13, 2009. ScienceBlog.com ... The study presents the first experimental evidence of a vestige of the zero temperature jamming transition - the density at ... which jam as temperature is lowered through the glass transition.. The Penn study involved mathematical computer simulations ... of one of the important structural signatures to arise at the zero-temperature jamming transition. ...
Significance and Use 5.1 Materials undergo an increase in molecular mobility at the glass transition seen as a sigmoidal step ... Standard Test Methods for Assignment of the Glass Transition Temperature by Modulated Temperature Differential Scanning ... 1.1 These test methods describe the assignment of the glass transition temperature of materials using modulated temperature ... Standard Test Methods for Assignment of the Glass Transition Temperature by Modulated Temperature Differential Scanning ...
Explore the transition from yeast to filamentous forms and the role of environmental factors in shaping cell morphology. ... 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 ... Effect of Growth Media, pH and Temperature on Yeast to Hyphal Transition in Candida albicans () ... pH and Temperature on Yeast to Hyphal Transition in Candida albicans," Open Journal of Medical Microbiology, Vol. 3 No. 3, 2013 ...
Abstract: D5.00011 : Photoemission Study of VO2 Above and Below the Transition Temperature*. 4:30 PM-4:42 PM ... substrate and measured the band structure above and below the transition temperature. We discuss our results in comparison with ... Session D5: Vanadium Oxides; Metal-insulator Transitions. 2:30 PM-5:30 PM, Monday, February 27, 2012. Room: 206A. Sponsoring ... The lack of a clear metal-insulator transition (MIT) in low photon energy measurements has even lead to the assumption of a ...
Temperature Check: Where Do We Stand in the Energy Transition? Key Moments ... Temperature Check: Where Do We Stand in the Energy Transition? 51m 9s ...
Kaye, A.M. 1962: Decrease in the helix-coil transition temperature of calf-thymus DNA in the presence of ethylcarbamate Biochim ... Imre, S.; Sári, B.; Török, I.; Dvorácsek, E. 1982: Comparative study of transition temperature in adult and newborn human red ... Comparative study of the transition temperature of calf and adult cattle erythrocytes. Imre, S.. ... K). One possible explanation for the lower transition temperature of calf erythrocytes is that the microviscosity of the ...
What is POLYSORB® isosorbide impact on polymer glass transition temperature (Tg)? See answer Thanks to its original molecular ... What can be done to increase the glass transition temperature (Tg) of polyethylene terephthalate (PET)? See answer ...
Understanding the glass transition temperature is an important part of building a product of superior performance. ... The glass transition temperature of these polymers typically ranges from -80°C to +100°C. The Tg can be manipulated by varying ... The point of this change is known as the glass transition temperature (Tg). The Tg of a specific polymer may be listed as a ... Glass transition temperature also plays a critical role in the performance of adhesives. In particular, it can have significant ...
What Is The Transition Temperature Of The Lipid?. The phase transition temperature is defined as the temperature required to ... A list of phase transition temperatures for selected lipids may be found on the following pages and sites:. *Phase Transition ... we recommend the temperature of the medium should be above the gel-liquid crystal transition temperature (Tc or Tm) of any ... If the phase transition temperature is not listed on the above pages and sites then we must refer you to the literature. Note: ...
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... for the physics of detectors based on arrays of transition-edge sensors (TES).. With the support of GPUs it is possible to ...
Tension-induced phase transition of single-layer molybdenum disulphide (MoS2) at low temperatures ... Tension-induced phase transition of single-layer molybdenum disulphide (MoS2) at low temperatures. ... Tension-induced phase transition of single-layer molybdenum disulphide (MoS2) at low temperatures ...
Temperature-dependent studies of exciton binding energy and phase-transition suppression in (Cs,FA,MA)Pb(I,Br)3 perovskites. ... Additionally, we confirm the suppression of the phase transition in Cs0.05(FA0.83MA0.17)0.95Pb(I0.83Br0.17)3 by temperature- ... Temperature-dependent studies of exciton binding energy and phase-transition suppression in (Cs,FA,MA)Pb(I,Br)3 perovskites. In ... Temperature-dependent studies of exciton binding energy and phase-transition suppression in (Cs,FA,MA)Pb(I,Br)3 perovskites. / ...
Soaring temperatures test electric grid in transition. Source: By Jason Plautz, E&E News • Posted: Monday, July 10, 2023 ... The scorching temperatures this summer may be just a preview. The World Meteorological Organization said in May that global ... The average global temperature reached 63.01 degrees Fahrenheit on Thursday, according to the University of Maine and data from ... Those temperatures could put even more strain on the electricity grid without more innovation, said Dagle of the Pacific ...
We determine Tc as a temperature at the middle of the transition, Tc = 1.27 ± 0.04 K. Here, the error includes the difference ... The superconducting transition temperature (Tc) of the MKID is an important parameter. This is because various MKID ... The superconducting transition temperature (Tc) of the MKID is an important parameter because various MKID characterization ... Using Δ, the number of quasiparticles (Nqp) under a low-temperature condition (i.e., T ≪ Tc, where T is the device temperature ...
Temperature anomalies in transition-metal-oxides and their correlations with photocatalytic activity : structural, dielectric ... Temperature anomalies in transition-metal-oxides and their correlations with photocatalytic activity: structural, dielectric ...
Title: Direct and indirect magnetocaloric effects near room temperature related to structural transitions in Y$_{0.9}$Pr$_{0.1 ... A weak magnetic peak is even observed at the order-disorder transition with a maximum at 343 K. Magnetic entropy variations are ... below 330 K and undergoes a first order transition between 330 and 350 K towards a pseudo-cubic structure (R-3m SG) with TO-D ... The analysis of the critical exponents indicates a second order type transition with a deviation from the isotropic 3D ...
The influence of guest molecules affecting the spin transition characteristics of iron(II) complexes represents a widely ... In this case, thin films reproducing properties of the reference material with transition temperature near 276 K and 12 K wide ... Host-guest exchange contribution to transition temperature downshift in nanocrystalline Fe(pyrazine)[Pt(CN)4] thin films ... For vacuum deposited films (thickness 120 nm), the substantial downshift in temperature, gradual spin transition, and shrinkage ...
The glass transition temperature is the temperature at which an amorphous polymer changes from a hard glassy form into a ... At this glass transition, which is a secondary transition, the temperature derivatives of both physical and mechanical ... The influence of water on the glass transition temperature of cellulose. In Fibre-Water Interactions in Paper-Making, Trans. of ...
The value of the glass transition temperature, Tg, determined by ta (Tg) = 10 s at ambient temperature is (T = 257 ± 1 K) for ... The glass transition temperature and the relevant VFT parameter for three different systems, as determined by dielectric ... The temperature dependence of can be well fitted by a Vogel-Fulcher-Tammann, VFT, equation, over the entire temperature ... Squares (green points) represent the glass transition temperature at different pressure. Dashed and continuous lines represent ...
title = "Low-temperature structural phase transition in synthetic libethenite Cu2PO4OH",. abstract = "Low-temperature ... Low-temperature structural phase transition in synthetic libethenite Cu2PO4OH. / Belik, Alexei A.; Naumov, Panče; Kim, Jungeun ... Belik AA, Naumov P, Kim J, Tsuda S. Low-temperature structural phase transition in synthetic libethenite Cu2PO4OH. Journal of ... Low-temperature structural phase transition in synthetic libethenite Cu2PO4OH. In: Journal of Solid State Chemistry. 2011 ; Vol ...
The evolution of the optical signatures as a function of temperature and layer number surprisingly reveals an ordered magnetic ... These observations establish NiI2 and transition metal dihalides as a new platform for studying emergent multiferroic phenomena ... Here we report the discovery of type-II multiferroic order in a single atomic layer of the transition-metal-based van der Waals ... 3: Layer-dependent magnetic transition temperatures and the ground state of single-layer NiI2.. ...
The glass transition temperatures were obtained from thermogravimetric analysis. The interactions between polymer chains were ... These results rationalize the Temperature of Glass transition phase of polyketone-based polymers PK50: PK50BEA, PK50HAMC, ... FTIR different temperatures. 2.4. NMR PK50 and modified polyketones. 2.5. XPS modified polyketones. 2.6. Differential scanning ... This dataset contains theoretical data on the study of glass transition phase of five polyketone-based polymers. The dataset ...
Mobility and glass transition temperature of polymer nanospheres. Polymer. 2013 Jan 8;54(1):230-235. doi: 10.1016/j.polymer. ... Mobility and glass transition temperature of polymer nanospheres. In: Polymer. 2013 ; Vol. 54, No. 1. pp. 230-235. ... Mobility and glass transition temperature of polymer nanospheres. Chuan Zhang, Virginie M. Boucher, Daniele Cangialosi, Rodney ... Mobility and glass transition temperature of polymer nanospheres. / Zhang, Chuan; Boucher, Virginie M.; Cangialosi, Daniele et ...