transition temperature


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Related to transition temperature: Glass transition temperature

transition temperature

n
(General Physics) the temperature at which a sudden change of physical properties occurs, such as a change of phase or crystalline structure, or at which a substance becomes superconducting
References in periodicals archive ?
As a model case, they focused on glass transition temperature, an index of heat resistance.
We conclude that the transport transition temperature of acetone in PC arises from changes in the crystalline lattice.
where H represents the total enthalpy of PCM, [H.sub.0] is the sensible enthalpy, [DELTA]H is the latent heat, [beta] is the liquid fraction, and [T.sub.m] is the phase transition temperature.
With its high glass transition temperature and high crystallinity, the mechanical performance and the heat-aging performance of ForTii Ace are superior to rival polyphthalamides based on polyamides 6T, 9T and 10T.
Key statement: A rubber composition in which from 80 to 150 parts by weight of carbon black having a nitrogen adsorption specific surface area of from 200 to 400 [m.sup.2]/g is compounded per 100 parts by weight of styrene-butadiene rubber including from 60% to 100% by weight of solution-polymerized styrene-butadiene rubber S-SBR1 and from 40% to 0% by weight of solution-polymerized styrene-butadiene rubber S-SBR2 to result in a total of 100% by weight, the styrene quantity of the S-SBR1 being from 30% to 38% by weight, the vinyl quantity of the S-SBR1 being from 60% to 80% by weight, the glass transition temperature of the S-SBR1 being from -20[degrees]C to -5[degrees]C, the weight-average molecular weight of the S-SBR1 being from 1.000.
They also wanted to correlate these characteristics to a variety of cheese properties, such as rheology, free oil, transition temperature and water activity.
V[O.sub.2] has a tetragonal rutile structure with the P42/mnm space group (R phase) above the phase transition temperature, where the partially filled [d.sub.//] band localized at the Fermi level and the rutile phase is metallic [2].
Shape memory polymer-based smart reversible adhesive systems are prepared by heating surfaces above their thermal transition temperature, making them soft.
For short-term exposure, the main concern is often the softening as the thermoplastic approaches its glass transition temperature (in the case of amorphous thermoplastics) or its melt transition temperature (for semi-crystalline thermoplastics).
Table 1 presents the density, transition temperature, thermal expansion, acoustic Debye temperature, and softening temperature of [(ZnO).sub.x][(Te[O.sub.2]).sub.1-x] zinc tellurite glasses.
The effect of [Eu.sup.3+] ion on phase, phase transition temperature, and phase transition kinetics in the pseudoboehmite phase change process was investigated.

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