Synthesis of highly dispersed vanadium diboride with the use of nanofibrous carbon


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Аннотация

Reduction of vanadium(III) oxide with boron carbide and nanofibrous carbon in an induction furnace in argon was used to obtain a highly dispersed vanadium diboride powder. The characteristics of vanadium diboride powders were studied by various analytical methods. It was found that the material obtained contains only a single phase, vanadium diboride, with powder particles mostly aggregated, the average size of particles and aggregates being 9.8 μm at a wide particle size distribution. The optimal synthesis parameters were determined: V2O3: B4C: C ratio corresponding to the stoichiometry, temperature 1700°C, and keeping time 20 min.

Авторлар туралы

Yu. Krutskii

Novosibirsk State Technical University

Хат алмасуға жауапты Автор.
Email: krutskii@yandex.ru
Ресей, ul. Karla Marksa 20, Novosibirsk, 630073

E. Maksimovskii

Novosibirsk State Technical University; Institute of Inorganic Chemistry, Siberian Branch

Email: krutskii@yandex.ru
Ресей, ul. Karla Marksa 20, Novosibirsk, 630073; pr. Akademika Lavrent’eva 3, Novosibirsk, 630090

T. Krutskaya

Novosibirsk State Architectural-Constructional University

Email: krutskii@yandex.ru
Ресей, ul. Turgeneva 198, Novosibirsk, 630008

M. Popov

Novosibirsk State Technical University

Email: krutskii@yandex.ru
Ресей, ul. Karla Marksa 20, Novosibirsk, 630073

O. Netskina

Novosibirsk State University; Boreskov Institute of Catalysis, Siberian Branch

Email: krutskii@yandex.ru
Ресей, Novosibirsk, 630090; pr. Akademika Lavrent’eva 5, Novosibirsk, 630090

A. Nikulina

Novosibirsk State Technical University

Email: krutskii@yandex.ru
Ресей, ul. Karla Marksa 20, Novosibirsk, 630073

N. Cherkasova

Novosibirsk State Technical University

Email: krutskii@yandex.ru
Ресей, ul. Karla Marksa 20, Novosibirsk, 630073

T. Kvashina

Novosibirsk State Technical University

Email: krutskii@yandex.ru
Ресей, ul. Karla Marksa 20, Novosibirsk, 630073

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© Pleiades Publishing, Ltd., 2017