Temperature dependence of structural relaxation in glass-forming liquids and polymers

VN Novikov, AP Sokolov - Entropy, 2022 - mdpi.com
Understanding the microscopic mechanism of the transition of glass remains one of the most
challenging topics in Condensed Matter Physics. What controls the sharp slowing down of …

Fragility and thermodynamics in nonpolymeric glass-forming liquids

LM Wang, CA Angell, R Richert - The Journal of chemical physics, 2006 - pubs.aip.org
For nonpolymeric supercooled liquids, the empirical correlation m= 56 T g Δ C p (T g)∕ Δ H
m provides a reliable means of correlating dynamic and thermodynamic variables. The …

Liquid–liquid transition in polymers and glass‐forming liquids

SSN Murthy - Journal of Polymer Science Part B: Polymer …, 1993 - Wiley Online Library
It is shown that many simple glass‐forming liquids exhibit a phenomenon known in the area
of polymer science as the liquid–liquid transition. The phenomenon manifests itself as a third …

The origin of β relaxation in organic glasses

SSN Murthy, J Sobhanadri, Gangasharan… - The Journal of …, 1994 - pubs.aip.org
Using dielectric spectroscopy, some organic liquids consisting of mainly alkylhalides and
acetic acid esters, have been studied over a wide frequency (106 to 10− 3 Hz) and …

Anharmonicity in a fragile glass-former probed by inelastic neutron scattering

M Plazanet, H Schober - Physical Chemistry Chemical Physics, 2008 - pubs.rsc.org
Within the overall understanding of the glass transition, the relationship between
microscopic dynamics and fragility is still to be clarified. Decalin is an organic glass former …

Diffusionless homogeneous electron transfer. Determination of the through-space electron-exchange matrix element of aromatic donor-acceptor pairs

K Kemnitz - Chemical physics letters, 1988 - Elsevier
The diffusionless homogeneous electron-transfer system comprised of dye molecules
dissolved in melts of aromatic donor molecules is distinguished by its extremely small …

Study of α‐, β‐, and γ‐relaxation processes in some supercooled liquids and supercooled plastic crystals

Gangasharan, SSN Murthy - The Journal of Chemical Physics, 1993 - pubs.aip.org
Using dielectric spectroscopy, we have studied different types of relaxation processes,
namely, primary (α), secondary (β), and other sub‐T g processes, in the supercooled liquids …

Dielectric relaxation processes of some almost spherical dipolar organic molecules

J Crossley, MS Hossain, ME Huque… - The Journal of …, 1986 - pubs.aip.org
Dielectric constant and loss measurements have been made, between 10 and 105 Hz, on
seven dipolar substituted methanes from liquid nitrogen temperature up to and above the …

Relaxation dynamics in molecular glass-formers with systematic structure modifications

DL Baker - 2014 - etheses.whiterose.ac.uk
Glasses are amorphous materials which do not exhibit the long-range order or periodicity
found in crystalline solids. A glass is formed by cooling a liquid at a sufficient rate such that …

Relaxation dynamics in mixtures of decalin with chlorobenzene and decalin with tert-butylchloride

G Kasper - Journal of non-crystalline solids, 2002 - Elsevier
Dielectric measurements have been made on glass-forming mixtures of decalin with
chlorobenzene and decalin with tert-butylchloride, respectively. Whereas the temperature …