Production and properties of impact-resistant composites based on boron carbide and aluminum nitride

Autor: T. V. Mosina, V. V. Lychko, O. D. Shcherbina, N. D. Bega, O. N. Grigor'ev, T. V. Dubovik, V. I. Subbotin, V. A. Kotenko, I. L. Berezhinskii

Publikováno v: Powder Metallurgy and Metal Ceramics. 49:193-200

The dependence of the phase constitution and strength of B4C–AlN composites on the initial charge formulation and hot pressing temperature is studied. It is established that new reinforcing phases are synthesized during reaction sintering under pre

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_________::1d1b9b08d0b70d664fd8f5f3343a9c2c
https://doi.org/10.1007/s11106-010-9221-9

Composites based on aluminum and boron nitrides formed during hot pressing

Autor: V. E. Matsera, I. L. Berezhinskii, O. N. Grigor'ev, O. D. Shcherbina, P. V. Mazur, N. D. Bega, L. A. Klochkov, T. V. Dubovik, V. I. Subbotin, A. A. Rogozinskaya, V. V. Lychko

Publikováno v: Powder Metallurgy and Metal Ceramics. 48:346-352

The paper examines how MoSi2, ZrO2, and SiO2 additions influence the phase formation and properties of hot-pressed AlN–BN (АBN) composites. It is established that new hardening phases are synthesized in the hot pressing of composite materials. The

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_________::d13bd2d67452202ef8ca954c946ed230
https://doi.org/10.1007/s11106-009-9125-8

INVESTIGATION OF THE GRANULOMETRIC COMPOSITION AND STRUCTURE OF AlN AND SI3N4 POWDERS AFTER HYDROGEN— THERMAL TREATMENT

Autor: V. V. Skorokhod, G. S. Oleynik, R. A. Morozova, A. A. Rogozinskaya, V. V. Lychko, A. A. Rogozinskij, A. I. Itsenko, I. A. Morozov, T. V. Dubovik

Publikováno v: Carbon Nanomaterials in Clean Energy Hydrogen Systems ISBN: 9781402088971

A principle new approach to the non-metal nitride powders activation is proposed in this paper. This approach consists in hydrogen-thermal treatment (HTT) of precursor non-metal nitrides powders at 500-1,150°C in presence of hydrogen and catalysts.

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_________::afdb4cde727acaebc3b6ad8344776a5f
https://doi.org/10.1007/978-1-4020-8898-8_103

Effect of grinding conditions on the structure and physicomechanical properties of hot-pressed boron carbide

Autor: V. V. Lychko, V. M. Volkogon, V. V. Koval'chuk, R. G. Timchenko, D. A. Kotlyar

Publikováno v: Soviet Powder Metallurgy and Metal Ceramics. 27:981-984

The mill contains three drums with the volume of 0.5 liters each. The speed of revolution of the drums around the common axis is 2.8-4.2 m/sec and the speed of the grinding trays round their own axis is 255-14300 rpm. To prevent grinding of the impur

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_________::d59c8b8790c3de5def9f71b399ef7a2b
https://doi.org/10.1007/bf00794564

THE PROGRAM OF THE COMPLEX DIFFERENTIATED MEDICAL AND PSYCHOLOGICAL REHABILITATION OF THE PATIENTS WITH SUICIDAL BEHAVIOUR IN DEMENTIA.

Autor: Mudrenko I; Department of Neurosurgery and Neurology, Sumy State University, Ukraine., Kolenko O; Department of Neurosurgery and Neurology, Sumy State University, Ukraine., Kiptenko L; Department of Neurosurgery and Neurology, Sumy State University, Ukraine., Lychko V; Department of Neurosurgery and Neurology, Sumy State University, Ukraine., Sotnikov D; Department of Neurosurgery and Neurology, Sumy State University, Ukraine., Yurchenko O; Department of Neurosurgery and Neurology, Sumy State University, Ukraine.

Publikováno v: Georgian medical news [Georgian Med News] 2023 Feb (335), pp. 84-89.