Calculation of viscosities of branched alkanes from 0.1 to 1000 MPa by molecular dynamics methods using COMPASS force field

ND Kondratyuk, VV Pisarev - Fluid Phase Equilibria, 2019 - Elsevier
Shear viscosity is one of the key subjects of molecular modeling studies since this quality is
used in the development of lubricants. In this paper, we use molecular dynamics methods to …

Universal structural properties of three-dimensional and two-dimensional melts

BA Klumov - Uspekhi fizicheskikh nauk, 2023 - ufn.ru
A brief overview of the key methods for analyzing the structure of three-dimensional (3D)
matter is given by using as an example melts of simple model systems like Lennard-Jones …

Viscosity, undercoolability and short-range order in quasicrystal-forming Al-Cu-Fe melts

LV Kamaeva, RE Ryltsev, VI Lad'Yanov… - Journal of Molecular …, 2020 - Elsevier
Understanding the mechanisms which relate properties of liquid and solid phases is crucial
for fabricating new advanced solid materials, such as glasses, quasicrystals and high …

Cooling rate dependence of simulated Cu64. 5Zr35. 5 metallic glass structure

RE Ryltsev, BA Klumov, NM Chtchelkatchev… - The Journal of …, 2016 - pubs.aip.org
Using molecular dynamics simulations with embedded atom model potential, we study
structural evolution of Cu 64.5 Zr 35.5 alloy during the cooling in a wide range of cooling …

Self-assembly of the decagonal quasicrystalline order in simple three-dimensional systems

R Ryltsev, B Klumov, N Chtchelkatchev - Soft Matter, 2015 - pubs.rsc.org
Using molecular dynamics simulations we show that a one-component system can be driven
to a three-dimensional decagonal (10-fold) quasicrystalline state just by purely repulsive …

[HTML][HTML] Thermodynamic R-diagrams reveal solid-like fluid states

G Ruppeiner, P Mausbach, HO May - Physics Letters A, 2015 - Elsevier
We evaluate the thermodynamic curvature R for fluid argon, hydrogen, carbon dioxide, and
water. For these fluids, R is mostly negative, but we also find significant regimes of positive …

Evidence for structural crossover in the supercritical state

D Bolmatov, VV Brazhkin, YD Fomin… - The Journal of …, 2013 - pubs.aip.org
The state of matter above the critical point is terra incognita, and is loosely discussed as a
physically homogeneous flowing state where no differences can be made between a liquid …

Contributions of force field interaction forms to Green-Kubo viscosity integral in n-alkane case

N Kondratyuk - The Journal of Chemical Physics, 2019 - pubs.aip.org
Decades of molecular simulation history proved that the Green-Kubo method for shear
viscosity converges without any problems in atomic and simple molecular liquids, unlike …

Anomalous behavior of nonlinear refractive indexes of CO2 and Xe in supercritical states

E Mareev, V Aleshkevich, F Potemkin… - Optics express, 2018 - opg.optica.org
Direct measurement of pressure dependent nonlinear refractive index of CO_2 and Xe in
subcritical and supercritical states are reported. In the vicinity of the ridge (or the Widom …

Polytetrahedral structure and glass-forming ability of simulated Ni–Zr alloys

BA Klumov, RE Ryltsev… - The Journal of chemical …, 2018 - pubs.aip.org
Binary Cu–Zr system is a representative bulk glassformer demonstrating high glass-forming
ability (GFA). From the first glance, the Ni–Zr system is the most natural object to expect the …