Acoustic and NMR investigations of melting and crystallization of indium–gallium alloys in pores of synthetic opal matrices


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The paper presents the results of studying the crystallization and melting processes of Ga–In eutectic alloys, which are embedded in opal matrices, using acoustic and NMR methods. The indium concentrations in the alloys were 4, 6, 9, and 15 at %. Measurements were performed upon cooling from room temperature to complete crystallization of the alloys and subsequent heating. It is revealed how the size effects and alloy composition influence the formation of phases with α- and β-Ga structures and on changes in the melting-temperature ranges. A difference was observed between the results obtained using acoustic and NMR methods, which was attributed to different temperature measurement conditions.

Sobre autores

A. Pirozerskii

Physics Faculty

Email: charnaya@mail.ru
Rússia, Ulyanovskaya ul. 1, Petrodvorets, 198504

E. Charnaya

Physics Faculty

Autor responsável pela correspondência
Email: charnaya@mail.ru
Rússia, Ulyanovskaya ul. 1, Petrodvorets, 198504

M. Lee

Department of Physics; NSC Instrument Center at NCKU

Email: charnaya@mail.ru
República da China, Tainan, 70101; Tainan, 70101

L. Chang

Department of Physics

Email: charnaya@mail.ru
República da China, Tainan, 70101

A. Nedbai

Physics Faculty

Email: charnaya@mail.ru
Rússia, Ulyanovskaya ul. 1, Petrodvorets, 198504

Yu. Kumzerov

Ioffe Physical Technical Institute

Email: charnaya@mail.ru
Rússia, Politekhnicheskaya ul. 26, St. Petersburg, 194021

A. Fokin

Ioffe Physical Technical Institute

Email: charnaya@mail.ru
Rússia, Politekhnicheskaya ul. 26, St. Petersburg, 194021

M. Samoilovich

Tekhnomash Central Research Technological Institute

Email: charnaya@mail.ru
Rússia, ul. Ivana Franko 4, Moscow, 121108

E. Lebedeva

Physics Faculty

Email: charnaya@mail.ru
Rússia, Ulyanovskaya ul. 1, Petrodvorets, 198504

A. Bugaev

Moscow Institute of Physics and Technology

Email: charnaya@mail.ru
Rússia, Institutskii per. 9a, Dolgoprudnyi, Moscow oblast, 141700

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