CONTENTS

of Journal of Superhard materials № 4, 2007

CONTENTS
Production, Structure, Properties
Dolmatov V. Yu. Polymer-diamond composites based on detonation nanodiamonds. Report 3. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .	3
Blank V. D., Batov D. V., Kulnitskiy B. A., Polyakov E. V., Perezhogin I. A., Podgorny D.A., and Parkhomenko Yu. N. Y–junction bamboo-like CNx nanotubes.	13
Kushch V. I., Ivanov S. A., Maistrenko A. L., and Pereyaslov V. P. Studies of the mechanism and kinetics of a porous body compaction in intensive electric sintering. Report 2. Theoretical model of the shrinkage and its validation. . . . . . . . .	21
Genchel V. K., Kucherov A. B., Sizov A. I., Zvukova T. M., Bulychev B. M., Ba- baev V. G., and Guseva M. B. Synthesis of various carbon modifications during thermolysis of poly(hydrocarbyne). . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .	30
Lisovskii A. F. Thermodynamics of the particle consolidation in a three-phase system. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .	35
Kushch V. I., Dub S. N., and Litvin P. M. Determination of the Young modulus from the elastic region of the Berkovich indenter penetration diagram. . . . . . . . . . . .	40
Abdukadyrova I. Kh. Peculiarities of the variation of optical spectra of neutron-irradiated crystals of leucosapphire. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .	49
Tools, Powders, Pastes
Sidorenko L. S. Calculations of the length, height and radius of the edge of the built-up stuck to a tool. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .	55
Umanskii A. P., Konoval V. P., Podchernyaeva I. A., Panasyuk A. D., Gladkii Ya. N., and Makovkin O. N. Wear resistance of the KhVG tool steel hardened with a coating of the composite based on titanium-chromium bicarbide. . . . . . . . . . . . . . .	67
Sheiko M. N., Skok V. N., and Lubnin A. G. Basic characteristics of the diamond-abrasive layer of dressing tools. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .	75
Letters to the Editor
Solozhenko V. L. and Lathe C. On the melting temperature of B6O. . . . . . . . . . . . .	79