Supercooled dynamics of glass-forming liquids and polymers under hydrostatic pressure

CM Roland, S Hensel-Bielowka… - Reports on Progress …, 2005 - iopscience.iop.org
An intriguing problem in condensed matter physics is understanding the glass transition, in
particular the dynamics in the equilibrium liquid close to vitrification. Recent advances have …

Breakdown of the Stokes–Einstein relation in supercooled water: The jump-diffusion perspective

V Dubey, S Dueby, S Daschakraborty - Physical Chemistry Chemical …, 2021 - pubs.rsc.org
Although water is the most ubiquitous liquid it shows many thermodynamic and dynamic
anomalies. Some of the anomalies further intensify in the supercooled regime. While many …

Understanding fragility in supercooled Lennard-Jones mixtures. I. Locally preferred structures

D Coslovich, G Pastore - The Journal of chemical physics, 2007 - pubs.aip.org
The existence of systematic variations of isobaric fragility in different supercooled Lennard-
Jones binary mixtures is revealed by molecular dynamics simulations. The connection …

Decoupling of Diffusion from Structural Relaxation and Spatial Heterogeneity<? format?> in a Supercooled Simple Liquid

M Dzugutov, SI Simdyankin, FHM Zetterling - Physical review letters, 2002 - APS
We report a molecular dynamics simulation of a simple monatomic glass-forming liquid. It is
shown that transition to deeper minima in the energy landscape under supercooling results …

Understanding the origin of the breakdown of the Stokes–Einstein relation in supercooled water at different temperature–pressure conditions

V Dubey, S Erimban, S Indra… - The Journal of Physical …, 2019 - ACS Publications
A recent experiment has measured the viscosity of water down to approximately 244 K and
up to 300 MPa. The correct viscosity and translational diffusivity data at various temperature …

Decoupling of translational diffusion from the viscosity of supercooled water: Role of translational jump diffusion

S Dueby, V Dubey… - The Journal of Physical …, 2019 - ACS Publications
Some experiments have witnessed gradual decoupling of viscosity from the translational self-
diffusion of supercooled water with decreasing temperature. This indicates the breakdown of …

Facilitation, complexity growth, mode coupling, and activated dynamics in supercooled liquids

SM Bhattacharyya, B Bagchi… - Proceedings of the …, 2008 - National Acad Sciences
In low-temperature-supercooled liquids, below the ideal mode-coupling theory transition
temperature, hopping and continuous diffusion are seen to coexist. Here, we present a …

Glassy dynamics in a liquid of anisotropic molecules: Bifurcation of relaxation spectrum

S Kumar, S Sarkar, B Bagchi - The Journal of Chemical Physics, 2024 - pubs.aip.org
In experimental and theoretical studies of glass transition phenomena, one often finds a
sharp crossover in dynamical properties at a temperature T cr. A bifurcation of a relaxation …

Molecular dynamics simulation of diffusion in supercooled Cu–Zr alloys

MI Mendelev, MJ Kramer, RT Ott… - Philosophical …, 2009 - Taylor & Francis
Molecular dynamics (MD) simulations of diffusion in Cu–Zr alloys in their liquid and
supercooled liquid states were performed using a recently developed Finnis–Sinclair many …

Does supercooled water retain its universal nucleation behavior under shear at high pressure?

S Srirangam, M Bhendale, JK Singh - Physical Chemistry Chemical …, 2023 - pubs.rsc.org
Understanding the nucleation of homogeneous flow systems at high pressures is vital in
protein crystallization and cryopreservation, where high pressure prevents the freezing of …