Nanosized Vanadium Diboride: Synthesis, Structure, and Properties
- Авторы: Kravchenko S.1, Burlakova A.1, Domashnev I.1, Vinokurov A.1, Shilkin S.1
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Учреждения:
- Institute of Problems of Chemical Physics
- Выпуск: Том 89, № 4 (2019)
- Страницы: 641-646
- Раздел: Article
- URL: https://journals.rcsi.science/1070-3632/article/view/222842
- DOI: https://doi.org/10.1134/S1070363219040017
- ID: 222842
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Аннотация
X-ray diffraction, scanning electron microscopic, and X-ray photoelectron spectroscopic examinations, as well as energy dispersive X-ray and elemental analyses revealed the formation of single-phase VB2 with the average particle sizes of 20–35 nm from the reaction between vanadium(III) chloride and sodium borohydride at a molar ratio of 1: 10 in the temperature range of 595–930°C in an argon atmosphere at a contact time of 14–28 h. The reaction between amorphous boron and vanadium powders at 800°C in an argon atmosphere at a contact time of 32 h in Na2B4O7 and KCl ionic melts gave VB2 with the average particle size of ~90 nm.
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Об авторах
S. Kravchenko
Institute of Problems of Chemical Physics
Email: ssp@icp.ac.ru
Россия, pr. Semenova 1, Chernogolovka, Moscow oblast, 142432
A. Burlakova
Institute of Problems of Chemical Physics
Email: ssp@icp.ac.ru
Россия, pr. Semenova 1, Chernogolovka, Moscow oblast, 142432
I. Domashnev
Institute of Problems of Chemical Physics
Email: ssp@icp.ac.ru
Россия, pr. Semenova 1, Chernogolovka, Moscow oblast, 142432
A. Vinokurov
Institute of Problems of Chemical Physics
Email: ssp@icp.ac.ru
Россия, pr. Semenova 1, Chernogolovka, Moscow oblast, 142432
S. Shilkin
Institute of Problems of Chemical Physics
Автор, ответственный за переписку.
Email: ssp@icp.ac.ru
Россия, pr. Semenova 1, Chernogolovka, Moscow oblast, 142432