Reviews of topical problems

V.I. Al’shits, V.L. Indenbom “Dynamic dragging of dislocations” 18 1–20 (1975)

E.A. Kaner, V.M. Yakovenko “Hydrodynamic instability in solid-state plasma” 18 21–36 (1975)

V.V. Vladimirov “Helical instability in electron-hole plasma in semiconductors” 18 37–50 (1975)

S.P. Bugaev, E.A. Litvinov, G.A. Mesyats, D.I. Proskurovskii “Explosive emission of electrons” 18 51–61 (1975)

Physics of our days

S.E. Bresler “Physics and biology” 18 62–73 (1975)

New instruments and measurement methods

I.B. Borovskii, E.Ya. Komarov “Assessment of the feasibility of appearance potential spectroscopy” 18 74–75 (1975)

Personalia

A.P. Aleksandrov, Zh.I. Alferov, N.G. Basov, B.M. Vul, S.N. Zhurkov, A.M. Prokhorov, V.R. Regel’, V.Ya. Frenkel’ “Vladimir Maksimovich Tuchkevich (on his seventieth birthday)” 18 76–78 (1975)