Special features of preparation of nanosized zirconium diboride powders of various dispersity
- Авторлар: Burlakova A.1, Kravchenko S.1, Domashnev I.1, Vinokurov A.1, Nadkhina S.1, Volkova L.1, Shilkin S.1
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Мекемелер:
- Institute of Problems of Chemical Physics
- Шығарылым: Том 87, № 5 (2017)
- Беттер: 906-911
- Бөлім: Article
- URL: https://journals.rcsi.science/1070-3632/article/view/219651
- DOI: https://doi.org/10.1134/S1070363217050024
- ID: 219651
Дәйексөз келтіру
Аннотация
Products of the zirconium powder reaction with amorphous boron in a Na2B4O7 ionic melt at 650–850°C and those of the ZrCl4 reaction with NaBH4 at 300–725°C have been studied by means of X-ray diffraction, scanning electron microscopy, X-ray photoelectron spectroscopy, thermogravimetry, and elemental analysis. At temperature ≥750°C, single-phase ZrB2 with the particle size of 60–80 nm is formed in a Na2B4O7 ionic melt, whereas the ZrB2 powder obtained via the reaction of ZrCl4 with NaBH4 at temperature ≥575°C consists of particles differing in the shape, some of which are close to spherical with diameter of 10–35 nm.
Негізгі сөздер
Авторлар туралы
A. Burlakova
Institute of Problems of Chemical Physics
Email: ssp@icp.ac.ru
Ресей, pr. N. N. Semenova 1, Chernogolovka, 142432
S. Kravchenko
Institute of Problems of Chemical Physics
Email: ssp@icp.ac.ru
Ресей, pr. N. N. Semenova 1, Chernogolovka, 142432
I. Domashnev
Institute of Problems of Chemical Physics
Email: ssp@icp.ac.ru
Ресей, pr. N. N. Semenova 1, Chernogolovka, 142432
A. Vinokurov
Institute of Problems of Chemical Physics
Email: ssp@icp.ac.ru
Ресей, pr. N. N. Semenova 1, Chernogolovka, 142432
S. Nadkhina
Institute of Problems of Chemical Physics
Email: ssp@icp.ac.ru
Ресей, pr. N. N. Semenova 1, Chernogolovka, 142432
L. Volkova
Institute of Problems of Chemical Physics
Email: ssp@icp.ac.ru
Ресей, pr. N. N. Semenova 1, Chernogolovka, 142432
S. Shilkin
Institute of Problems of Chemical Physics
Хат алмасуға жауапты Автор.
Email: ssp@icp.ac.ru
Ресей, pr. N. N. Semenova 1, Chernogolovka, 142432