Reviews of topical problems

G.N. Belozerskiĭ, Yu.A. Nemilov “Resonance scattering of gamma rays in crystals” 3 813–831 (1961)

M.V. Fok “ELECTROLUMINESCENCE” 3 832–839 (1961)

E.Yu. Kokorish, N.N. Sheftal’ “Dislocations in semiconductor crystals” 3 840–849 (1961)

N.M. Chernavskaya, D.S. Chernavskii “Periodic phenomena in photosynthesis” 3 850–865 (1961)

R.L. Mössbauer “Recoilless resonance absorption of gamma quanta in solids” 3 866–874 (1961)

R.V. Pound “On the weight of photons” 3 875–880 (1961)

F.L. Shapiro “THE MÖSSBAUER EFFECT” 3 881–887 (1961)

É.L. Andronikashvili “Investigation of the thermal structure of helium II by scattering of cold neutrons” 3 888–894 (1961)

G.M. Guro “Characteristic times of electronic processes in seminconductors” 3 895–911 (1961)

L.V. Leskov, F.A. Savin “On the relaxation of nonequilibrium gas systems” 3 912–927 (1961)

D. Ivanenko, A. Startsev “The classification of the elementary particles” 3 928–948 (1961)

Meetings and conferences

R. Chentsov “Seventh All-Union conference on low temperature physics” 3 949–958 (1961)