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Heat capacity, thermal expansion and sensitivity to hydrostatic pressure of (NH 4 ) 3 SiF 7 at successive structural phase transitions

Описание

Тип публикации: статья из журнала

Год издания: 2019

Идентификатор DOI: 10.1016/j.jssc.2019.04.029

Ключевые слова: Entropy, Fluorides, Heat capacity, High pressure, Phase transition, Thermal expansion

Аннотация: Heat capacity, thermal dilatation, permittivity and sensitivity to external pressure of (NH 4 ) 3 SiF 7 were studied. Due to the absence of cubic phases Pm3?m and Pa3?, a strong decrease in the total entropy change ??S i =19 J/mol K associated with four s

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Издание

Журнал: Journal of Solid State Chemistry

Выпуск журнала: Vol. 276

Номера страниц: 152-158

ISSN журнала: 00224596

Издатель: Academic Press Inc.

Персоны

  • Bogdanov Evgeniy V. (RAS, Fed Res Ctr, Kirensky Inst Phys, KSC,SB, Krasnoyarsk, Russia; Krasnoyarsk State Agr Univ, Inst Engn Syst & Energy, Krasnoyarsk 660049, Russia)
  • Pogoreltsev Evgeniy I. (RAS, Fed Res Ctr, Kirensky Inst Phys, KSC,SB, Krasnoyarsk, Russia; Siberian Fed Univ, Inst Engn Phys & Radioelect, Krasnoyarsk, Russia)
  • Gorev Mikhail V. (RAS, Fed Res Ctr, Kirensky Inst Phys, KSC,SB, Krasnoyarsk, Russia; Siberian Fed Univ, Inst Engn Phys & Radioelect, Krasnoyarsk, Russia)
  • Kartashev Andrey V. (RAS, Fed Res Ctr, Kirensky Inst Phys, KSC,SB, Krasnoyarsk, Russia; Astafijev Krasnoyarsk State Pedag Univ, Krasnoyarsk 660049, Russia)
  • Laptash Natalia M. (RAS, Far Eastern Dept, Inst Chem, Vladivostok 690022, RussiaArticle)
  • Flerov Igor N. (RAS, Fed Res Ctr, Kirensky Inst Phys, KSC,SB, Krasnoyarsk, Russia; Siberian Fed Univ, Inst Engn Phys & Radioelect, Krasnoyarsk, Russia)

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