Search Results - "Lyapin, A G"

Widom Line for the Liquid–Gas Transition in Lennard-Jones System by Brazhkin, V. V, Fomin, Yu. D, Lyapin, A. G, Ryzhov, V. N, Tsiok, E. N

“…The locus of extrema (ridges) for heat capacity, thermal expansion coefficient, compressibility, and density fluctuations for model particle systems with…”
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Comment on “Behavior of Supercritical Fluids across the ‘Frenkel Line’” by Brazhkin, V. V, Prescher, C, Fomin, Yu. D, Tsiok, E. N, Lyapin, A. G, Ryzhov, V. N, Prakapenka, V. B, Stefanski, J, Trachenko, K, Sapelkin, A

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Energy dispersive x-ray diffraction and reverse Monte Carlo structural study of liquid gallium under pressure by Yagafarov, O. F., Katayama, Y., Brazhkin, V. V., Lyapin, A. G., Saitoh, H.

“…The structure of liquid gallium has been studied along the melting curve from 0.64 to 5.6 GPa by the energy dispersive x-ray diffraction technique, followed by…”
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Two liquid states of matter: a dynamic line on a phase diagram by Brazhkin, V V, Fomin, Yu D, Lyapin, A G, Ryzhov, V N, Trachenko, K

“…It is generally agreed that the supercritical region of a liquid consists of one single state (supercritical fluid). On the other hand, we show here that…”
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"Liquid-gas" transition in the supercritical region: fundamental changes in the particle dynamics by Brazhkin, V V, Fomin, Yu D, Lyapin, A G, Ryzhov, V N, Tsiok, E N, Trachenko, Kostya

“…Recently, we have proposed a new dynamic line on the phase diagram in the supercritical region, the Frenkel line. Crossing the line corresponds to the radical…”
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Behavior of detonation nanodiamond at high pressures and temperatures in the presence of a hydrogen-containing fluid by Varfolomeeva, T. D., Lyapin, A. G., Popova, S. V., Borovikov, N. F., Zibrov, I. P., Brazhkin, V. V.

“…The recrystallization of detonation nanodiamond in the presence of hydrogen-containing fluids has been studied at pressures from 6 to 8 GPa and temperatures…”
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The high-pressure phase diagram of synthetic epsomite (MgSO4·7H2O and MgSO4·7D2O) from ultrasonic and neutron powder diffraction measurements by Gromnitskaya, E. L., Yagafarov, O. F., Lyapin, A. G., Brazhkin, V. V., Wood, I. G., Tucker, M. G., Fortes, A. D.

“…We present an ultrasonic and neutron powder diffraction study of crystalline MgSO 4 ·7H 2 O (synthetic epsomite) and MgSO 4 ·7D 2 O under pressure up to ~3 GPa…”
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Metastable high-pressure phases of low- Z compounds: creation of a new chemistry or a prompt for old principles? by Brazhkin, V. V, Lyapin, A. G

“…Recent experiments demonstrate that high pressure is a powerful tool for the synthesis of new unusual inorganic polymers consisting of low-Z elements. However,…”
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Energy-dispersive X-ray diffraction study of liquid gallium under high pressure at elevated temperatures by Yagafarov, O. F., Katayama, Y., Brazhkin, V. V., Lyapin, A. G., Saitoh, H.

“…The structure of liquid gallium has been studied from 340 to 800 K at 4.2(1) GPa by the energy-dispersive X-ray diffraction technique. The analysis of the…”
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Structural and Dielectric Relaxations in Vitreous and Liquid State of Monohydroxy Alcohol at High Pressure by Danilov, I.V, Pronin, A.A, Gromnitskaya, E.L, Kondrin, M.V, Lyapin, A.G, Brazhkin, V.V

“…2-Ethyl-1-hexanol monoalcohol is a well-known molecular glassformer, which for a long time attracts attention of researchers. As in all other monohydroxy…”
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Structural transformations and anomalous viscosity in the B2O3 melt under high pressure by Brazhkin, V V, Farnan, I, Funakoshi, Ken-ichi, Kanzaki, M, Katayama, Y, Lyapin, A G, Saitoh, H

“…Liquid B2O3 represents an archetypical oxide melt with a superhigh viscosity at the melting temperature. We present the results of the in situ x-ray…”
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Dielectric spectroscopy and ultrasonic study of propylene carbonate under ultra-high pressures by Kondrin, M V, Gromnitskaya, E L, Pronin, A A, Lyapin, A G, Brazhkin, V V, Volkov, A A

“…We present the high pressure dielectric spectroscopy (up to 4.2 GPa) and ultrasonic study (up to 1.7 GPa) of liquid and glassy propylene carbonate (PC). Both…”
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Nature of the structural transformations in B2O3 glass under high pressure by Brazhkin, V V, Katayama, Y, Trachenko, K, Tsiok, O B, Lyapin, A G, Artacho, Emilio, Dove, M, Ferlat, G, Inamura, Y, Saitoh, H

“…We study high-pressure polyamorphism of B2O3 glass using x-ray diffraction up to 10 GPa in the 300-700 K temperature range, in situ volumetric measurements up…”
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In situ study of the mechanism of formation of pressure-densified Sio2 glasses by El’kin, F. S., Brazhkin, V. V., Khvostantsev, L. G., Tsiok, O. B., Lyapin, A. G.

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AsS melt under pressure: one substance, three liquids by Brazhkin, V V, Katayama, Y, Kondrin, M V, Hattori, T, Lyapin, A G, Saitoh, H

“…An in situ high-temperature--high-pressure study of liquid chalcogenide AsS by x-ray diffraction, resistivity measurements, and quenching from melt is…”
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Ultrasonic study of epsomite (MgSO4·7H2O) under pressure by Gromnitskaya, E. L., Yagafarov, O. F., Lyapin, A. G., Brazhkin, V. V., Fortes, A. D.

“…We present an ultrasonic study of the elastic moduli of epsomite (MgSO 4 ·7H 2 O) in the temperature range 77-295 K at pressures up to 2.8 GPa. Elastic…”
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Pressure-induced crossover between diffusive and displacive mechanisms of phase transitions in single-crystalline alpha-GeO2 by Brazhkin, V V, Lyapin, A G, Voloshin, R N, Popova, S V, Tat'yanin, E V, Borovikov, N F, Bayliss, S C, Sapelkin, A V

“…We present the first example of the phase transition occurring via the different kinetic mechanisms, displacive or diffusive, competing with each other in…”
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Graphitization and preparation of diamond in an amorphous carbon material at high pressures and temperatures by Varfolomeeva, T. D., Lyapin, A. G., Brazhkin, V. V., Lyapin, S. G., Borovikov, N. F.

“…Structural transformations of a carbynoid amorphous carbon material after high-temperature, high-pressure processing at different rates of isobaric heating…”
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Ultrasonic study of the phase diagram of methanol by Gromnitskaya, E. L., Stal’gorova, O. V., Yagafarov, O. F., Brazhkin, V. V., Lyapin, A. G., Popova, S. V.

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Structural transformations in liquid, crystalline, and glassy B2O3 under high pressure by Brazhkin, V. V., Katayama, Y., Inamura, Y., Kondrin, M. V., Lyapin, A. G., Popova, S. V., Voloshin, R. N.

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