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JOURNALS // Uspekhi Fizicheskikh Nauk // Archive

2021, Volume 191, Number 5


100th ANNIVERSARY OF THE BIRTH OF ANDREI DMITRIEVICH SAKHAROV
Andrei Sakharov's research work and modern physics
B. L. Altshuler
449

REVIEWS OF TOPICAL PROBLEMS
Frequency-modulated ultra-low-frequency waves in near-Earth space
A. V. Guglielmi, A. S. Potapov
475

PHYSICS OF OUR DAYS
Super-factory of bottomed hadrons Belle II
V. I. Zhukova, A. V. Nefediev, P. N. Pakhlov, S. I. Eidel'man
492

INSTRUMENTS AND METHODS OF INVESTIGATION
Soft X-ray spectrometers based on aperiodic reflection gratings and their application
E. N. Ragozin, E. A. Vishnyakov, A. O. Kolesnikov, A. S. Pirozhkov, A. N. Shatokhin
522

METHODOLOGICAL NOTES
Free electron gas and electron–positron pair equilibrium in a magnetic field
G. S. Bisnovatyi-Kogan, I. A. Kondratyev
543

PHYSICS NEWS ON THE INTERNET
Physics news on the Internet (based on electronic preprints)
Yu. N. Eroshenko
558

BIBLIOGRAPHY
New books on physics and related sciences
E. V. Zakharova
559


© Steklov Math. Inst. of RAS, 2025