Reviews of topical problems

S. Peigné, A.V. Smilga “Energy losses in relativistic plasmas: QCD versus QED” Phys. Usp. 52 659–685 (2009)

From the current literature

V.L. Sedov “Positronium in a cavity in a high-T_c superconductor” Phys. Usp. 52 687–694 (2009)

From the history of physics

A.V. Kessenikh “Magnetic resonance: discovery, investigations, and applications” Phys. Usp. 52 695–722 (2009)

Conferences and symposia

V.P. Smirnov, S.V. Mirnov, L.M. Kovrizhnykh, A.V. Gurevich, A.N. Karashtin, V.A. Ryabov, A.P. Chubenko, S.V. Shchepetov, V.I. Ilgisonis “Commemoration of the 80th anniversary of the birth of Academician B B Kadomtsev (Scientific session of the Physical Sciences Division of the Russian Academy of Sciences, 10 December 2008)” Phys. Usp. 52 723–754 (2009)

V.P. Smirnov “Commemorating the 80th anniversary of the birth of Boris Borisovich Kadomtsev (opening address)” Phys. Usp. 52 723–724 (2009)

S.V. Mirnov “Academician B B Kadomtsev and the International Thermonuclear Experimental Reactor (ITER)” Phys. Usp. 52 725–729 (2009)

L.M. Kovrizhnykh “The current status of the stellarator program” Phys. Usp. 52 730–735 (2009)

A.V. Gurevich, A.N. Karashtin, V.A. Ryabov, A.P. Chubenko, S.V. Shchepetov “Nonlinear phenomena in the ionospheric plasma. Effects of cosmic rays and runaway breakdown on thunderstorm discharges” Phys. Usp. 52 735–745 (2009)

V.I. Ilgisonis “B B Kadomtsev’s classical results and the plasma rotation in modern tokamaks” Phys. Usp. 52 746–754 (2009)

Letters to the editors

A.V. Kukushkin “On the existence and physical meaning of the Zenneck wave” Phys. Usp. 52 755–756 (2009)

Personalia

M.I. Vysotsky, S.S. Gershtein, V.I. Zakharov, V.S. Imshennik, A.B. Kaidalov, V.I. Kogan, A.Yu. Morozov, V.A. Novikov, V.A. Rubakov, Yu.A. Simonov, A.N. Skrinsky, N.E. Tyurin “Lev Borisovich Okun (on his 80th birthday)” Phys. Usp. 52 757–758 (2009)

S.P. Alliluev, A.F. Andreev, S.T. Belyaev, S.P. Denisov, V.G. Kadyshevsky, A.K. Likhoded, A.A. Logunov, V.A. Matveev, L.B. Okun, L.I. Ponomarev, A.N. Skrinsky, N.E. Tyurin “Semen Solomonovich Gershtein (on his 80th birthday)” Phys. Usp. 52 759–761 (2009)

Physics news on the internet

Yu.N. Eroshenko “Physics news on the Internet (based on electronic preprints)” Phys. Usp. 52 763–764 (2009)