CONTENTS

Production, Structure, Properties

Kovalenko T. V. and Ivakhnenko S. A. Properties of diamonds seed-grown in the magnesium–carbon system. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

3

Sivkov A. A., Nikitin D. S., Pak A. Ya., and Rakhmatullin I. A. Production of ultradispersed crystalline silicon carbide by plasmodynamic synthesis. . . . . . . . . . .

11

Dolmatov V. Yu., Myullyumyaki V., and Vekhanen A. A possible mechanism of the nanodiamond formation during the detonation synthesis. . . . . . . . . . . . . . . . . . . . . .

19

Chepugov A. P., Chaika A. N., Grushko V. I., Mitskevich E. I., and Lysenko O. G.  Boron-doped diamond single crystals for probes of the high-vacuum tunneling microscopy. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

29

Dub S. N., Kislaya G. P., and Loboda P. I. Study of mechanical properties of LaB₆ single crystal by nanoindentation. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

38

Investigation of Machining Processes

Stakhniv N. E. Investigation of the effect of cutting conditions on the roughness of a surface machined in fine turning of hardened steel by cutters of a cBN-based composite. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

48

Tools, Powders, Pastes

Pashchenko E. A., Sheykin S. E., Efrosinin D. V., Chernenko A. N., and Milotskii R. V. Tools for precision diamond machining of spherical heads of endoprostheses from pure titanium. . . . . . . . . . . . . . . . . . . . . . . . . . . . .

59

Vinogradov A. A. On calculation of cutting forces and characteristics of the contact interaction of a chip with the tool in cutting plastic metals. . . . . . . . . . . . . . . . . . . . .

71

Letters to the Editor

Novikov N. V., Krivosheya Yu. N., and Shvedov L. K. The accuracy of diffraction patterns taken in a diamond-anvil cell using an X-ray diffractometer according to the Dobrovol’skii–Shvedov method. . . . . . . . . . . . .

83