Entropy scaling of viscosity—II: Predictive scheme for normal alkanes

IH Bell - Journal of Chemical & Engineering Data, 2020 - ACS Publications
In this work, a residual entropy value of 6/10 of the way between the critical point and a
value of− 2/3 of Boltzmann constant is shown to collapse the scaled viscosity for the family of …

[HTML][HTML] Assessing the validity and limits of linear density models for predicting dissociation–association equilibria in supercritical water

M Schulze, T Driesner, S Jahn - Geochimica et Cosmochimica Acta, 2024 - Elsevier
A linear relationship between the logarithms of solute dissociation constants, log (K), and the
density of water, log (ρ H 2 O), has empirically been demonstrated for decades and raised …

Thermodynamics of supercritical carbon dioxide mixtures across the Widom line

D Saric, G Guevara-Carrion, J Vrabec - Physical Chemistry Chemical …, 2022 - pubs.rsc.org
Supercritical carbon dioxide (scCO2) mixtures are essential for many industrial applications.
However, the knowledge of their thermophysical properties in the extended critical region is …

On the different faces of the supercritical phase of water at a near-critical temperature: Pressure-induced structural transitions ranging from a gaslike fluid to a plastic …

I Skarmoutsos, A Henao, E Guardia… - The Journal of Physical …, 2021 - ACS Publications
The present study reports a systematic analysis of a wide variety of structural,
thermodynamic, and dynamic properties of supercritical water along the near-critical …

Atomic-level insights into transition mechanism of dominant mixing modes of multi-component fuel droplets: From evaporation to diffusion

Y Gong, KH Luo, X Ma, S Shuai, H Xu - Fuel, 2021 - Elsevier
For a multi-component hydrocarbon mixture under supercritical conditions, especially for
fuels injected into compression ignition engines, the mechanism for the transition of the …

Temperature-and pressure-dependence of the hydrogen bond network in plastic ice VII

A Toffano, J Russo, M Rescigno, U Ranieri… - The Journal of …, 2022 - pubs.aip.org
We model, via classical molecular dynamics simulations, the plastic phase of ice VII across a
wide range of the phase diagram of interest for planetary investigations. Although structural …

Crossover from gas-like to liquid-like molecular diffusion in a simple supercritical fluid

U Ranieri, F Formisano, FA Gorelli, M Santoro… - Nature …, 2024 - nature.com
According to textbooks, no physical observable can be discerned allowing to distinguish a
liquid from a gas beyond the critical point. Yet, several proposals have been put forward …

Fingerprints of the crossing of the Frenkel and melting line on the properties of high-pressure supercritical water

I Skarmoutsos, J Samios, E Guardia - The Journal of Physical …, 2022 - ACS Publications
Using molecular dynamics simulations in combination with the two-phase thermodynamic
model, we reveal novel characteristic fingerprints of the crossing of the Frenkel and melting …

Structural markers of the Frenkel line in the proximity of Widom lines

CG Pruteanu, JE Proctor, OLG Alderman… - The Journal of …, 2021 - ACS Publications
We have performed a neutron scattering experiment on supercritical fluid nitrogen at 160 K
(1.27 TC) over a wide pressure range (7.8 MPa/0.260 g/mL–125 MPa/0.805 g/mL). This has …

Exploring extreme thermodynamics in nanoliter volumes through stimulated Brillouin-Mandelstam scattering

A Geilen, A Popp, D Das, S Junaid, CG Poulton… - arXiv preprint arXiv …, 2022 - arxiv.org
Examining the physical properties of materials-particularly of toxic liquids-under a wide
range of thermodynamic states is a challenging problem due to the extreme conditions the …