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Peculiarities of melting and crystallization of n-decane in a porous glass. / Pirozerski, A.L.; Smirnova, O.I.; Nedbai, A.I.; Pirozerskaya, O.L.; Grunina, N.A.; Mikushev, V.M.

In: Physics Letters A, Vol. 383, No. 30, 125872, 25.10.2019.

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@article{df8f6dce535e40f59a59b42a8ae02cb3,
title = "Peculiarities of melting and crystallization of n-decane in a porous glass",
abstract = "Melting and crystallization of n-decane embedded into porous glass with the mean pore size of about 6.4 nm were studied using acoustic and DSC methods. Smearing of the phase transitions, decrease of melting and freezing temperatures, pronounced hysteresis between melting and crystallization were revealed by both methods. In DSC measurements for the pore filling factors 70% and higher double peaks were observed upon cooling while only single peaks were present upon heating. Also a high reduction of the corresponding phase transition heats was revealed. Melting and freezing intervals determined by acoustic and DSC methods strongly differed from each other. A model which qualitatively explains the observed anomalies is proposed. It supposes the formation of liquid layers on the surface of the pores.",
keywords = "лавление и кристаллизация в нанопорахн-деканПористое стеклоИмпульсно-фазовый ультразвуковой способДифференциальная сканирующая калориметрияРазмерный эффект, Melting and crystallization in nanoporesn-decanePorous glassPulse-phase ultrasonic techniqueDifferential scanning calorimetrySize effects, Pulse-phase ultrasonic technique, Differential scanning calorimetry, Melting and crystallization in nanopores, Size effects, n-decane, Porous glass",
author = "A.L. Pirozerski and O.I. Smirnova and A.I. Nedbai and O.L. Pirozerskaya and N.A. Grunina and V.M. Mikushev",
year = "2019",
month = oct,
day = "25",
doi = "10.1016/j.physleta.2019.125872",
language = "English",
volume = "383",
journal = "Physics Letters A",
issn = "0375-9601",
publisher = "Elsevier",
number = "30",

}

RIS

TY - JOUR

T1 - Peculiarities of melting and crystallization of n-decane in a porous glass

AU - Pirozerski, A.L.

AU - Smirnova, O.I.

AU - Nedbai, A.I.

AU - Pirozerskaya, O.L.

AU - Grunina, N.A.

AU - Mikushev, V.M.

PY - 2019/10/25

Y1 - 2019/10/25

N2 - Melting and crystallization of n-decane embedded into porous glass with the mean pore size of about 6.4 nm were studied using acoustic and DSC methods. Smearing of the phase transitions, decrease of melting and freezing temperatures, pronounced hysteresis between melting and crystallization were revealed by both methods. In DSC measurements for the pore filling factors 70% and higher double peaks were observed upon cooling while only single peaks were present upon heating. Also a high reduction of the corresponding phase transition heats was revealed. Melting and freezing intervals determined by acoustic and DSC methods strongly differed from each other. A model which qualitatively explains the observed anomalies is proposed. It supposes the formation of liquid layers on the surface of the pores.

AB - Melting and crystallization of n-decane embedded into porous glass with the mean pore size of about 6.4 nm were studied using acoustic and DSC methods. Smearing of the phase transitions, decrease of melting and freezing temperatures, pronounced hysteresis between melting and crystallization were revealed by both methods. In DSC measurements for the pore filling factors 70% and higher double peaks were observed upon cooling while only single peaks were present upon heating. Also a high reduction of the corresponding phase transition heats was revealed. Melting and freezing intervals determined by acoustic and DSC methods strongly differed from each other. A model which qualitatively explains the observed anomalies is proposed. It supposes the formation of liquid layers on the surface of the pores.

KW - лавление и кристаллизация в нанопорахн-деканПористое стеклоИмпульсно-фазовый ультразвуковой способДифференциальная сканирующая калориметрияРазмерный эффект

KW - Melting and crystallization in nanoporesn-decanePorous glassPulse-phase ultrasonic techniqueDifferential scanning calorimetrySize effects

KW - Pulse-phase ultrasonic technique

KW - Differential scanning calorimetry

KW - Melting and crystallization in nanopores

KW - Size effects

KW - n-decane

KW - Porous glass

UR - http://www.scopus.com/inward/record.url?scp=85070190104&partnerID=8YFLogxK

U2 - 10.1016/j.physleta.2019.125872

DO - 10.1016/j.physleta.2019.125872

M3 - Article

VL - 383

JO - Physics Letters A

JF - Physics Letters A

SN - 0375-9601

IS - 30

M1 - 125872

ER -

ID: 44865463