CONTENTS

Pages

Production, Structure, Properties

Bogatyreva G. P, Maistrenko A. L., Oleinik N. A., Bazaliy G. A., and Gvyazdovskaya V. L. Formation of dispersed systems in the diamondrecovery from the diamond synthesis products. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

3

Turkevich V. Z. and Solozhenko V. L. Thermodynamic analysis of the nitrogen-hydrogen system at high pressures and temperatures. . . . . . .

11

Britun V. F., Kurdyumov A. V., Tanigushi T., Petrusha I. A., Zelyavsky V. B., and Andreev A. V. Transformations of highly ordered graphite-like phases of pyrolytic boron nitride at high pressures of static compression. . . . . . . . . . . . . .

14

Kolchemanov N. A., Nozhkina A. V., Laptev A. I., and Kolchemanov D. N. Kinetics of polycrystalline diamond formation. . . . . . . . . . . . . . . . .

26

Zhunkovsky G. L., Evtushok T. M., Mazur P. V., and Kotenko V. A. Interaction in the Ti-B4C system. Communication 2. Optimization of the production process of a composite, and some of its physico-mechanical characteristics. . . . . . . . . . . . .

33

Abdukadyrova I. Kh. Temperature and dose dependences of the conductivity of corundum single crystals. . .

37

Ivanov S. A., Vetrov A. L., Maistrenko A. L., and Kush V. I. A procedure and a device for the measuring of the heat conductivity of composite diamond-containing materials with a metal binder. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

Investigation of Machining Processes

44

Rogov V. V., Vetrov A. G., Krotenko T. L., Lebedev V. N., and Lagutin V. N. Studies of polishing of polystyrene scintillators. . . . . . . . . . . . . .

50

Lavrinenko V. I. Roughness of the machined surface: regularities of its formation and interrelation of its parameters in machining with superhard materials tools. . .

Tools, Powders, Pastes

58

Golovin S. A., Spirin V. I., Petrushin G. D., and Arkhipov I. K. Damping capacity of materials used for diamond drilling bit fabrication. .. . . . .

68

Shulzhenko A. A., Bezhenar N. P., Bozhko S. A., Gvyazdovskaya V. L., Belyavina N. N., and Markiv V. Ya. Studies of cubic boron nitride owders with submicro- and nanosized particles. . . . . . . . . . . . . . . . . . . . .

76