CONTENTS

Production, Structure, Properties

Pak A. Ya., Rudmin M. A., Mamontov G. Ya., Bolotnikova O. A. Electroarc synthesis and cleaning from carbon impurities of cubic silicon carbide in the air atmosphere . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

3

Shi Rui, Wang Dong, Gan Li-Hua. A potential superhard material m-BCN. . . . . .

13

Khyzhnyak V. G., Loskutova T. V., Kalashnikov T. Yu., Mykolaychuk O. I. Producing multilayer coatings from the gas phase with the participation of TiC and TiN compounds on the hard alloy VK8. . . . . . . . . . . . . . . . . . . . . . . 

21

Liang Baoyan, Han Danhui, Zhang Wangxi. Fabrication and wear performance of (Cu–Sn) solution/TiC_x bonded diamond composites. . . . . . . . . . . . . . . . . . . . . . . .

33

Matveichuk A. A., Davidenko S. A. On the interaction of the cobalt melt with polycrystalline tungsten monocarbide. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

40

Bilyy O. I., Ishchenko O. V., Diyuk V. E., Kisters’ka L. D., Loginova O. B., Tkach V. M. Modification by nanopartcles of the metals of carbon material for microbial fuel cells. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

46

Investigation of Machining Processes

Stakhniv N. E., Devin L. N., Bochechka A. A., Osadchii A. A., Nazarchuk S. N., Rychev S. V. A Study of the influence of phase composition of cutting inserts made of diamond–tungsten carbide nanocomposite on the process of finish turning of aluminum alloys and brass. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

56

Barandych K. S., Vysloukh S. P., Antonyuk V. S. Ensuring fatigue life of parts during finish turning with cubic boron nitride tools. . . . . . . . . . . . . . . . . . . . . . . . .

67

Tools, Powders, Pastes

Sagradyan A. I., Agbalyan S. G., Martirosyan A. M., Ordyan N. A., Pogosyan H. V. Extending life of diamond tools for machining nonmetallic materials. . . . . . . . . . .

79

Letters to the Editor

Kaidash O. N., Turkevich V. Z., Marinich M. A., Fesenko I. P., Belovol V. S., Tkach V. N. Corrosion resistence of the hot-pressed B₄C–VC ceramic system. . . .

87

Slipchenko K. V., Petrusha I. A., Stratiichuk D. A., Turkevych V. Z. The influence of VC–Al additive on wear resistance of cBN-based composites. . . . . . . . . . . . . . 

92