Reviews of topical problems

E.L. Shangina, V.T. Dolgopolov “Quantum phase transitions in two-dimensional systems” Phys. Usp. 46 777–787 (2003)

A.R. Chelyadinskii, F.F. Komarov “Defect-impurity engineering in implanted silicon” Phys. Usp. 46 789–820 (2003)

V.V. Uchaikin “Self-similar anomalous diffusion and Levy-stable laws” Phys. Usp. 46 821–849 (2003)

Conferences and symposia

M.Yu. Kagan, A.V. Klaptsov, I.V. Brodskii, K.I. Kugel’, A.O. Sboichakov, A.L. Rakhmanov “Small-scale phase separation and electron transport in manganites” Phys. Usp. 46 851–856 (2003)

V.L. Aksenov, A.M. Balagurov, V.Yu. Pomyakushin “Neutron diffraction analysis of doped manganites” Phys. Usp. 46 856–860 (2003)

V.P. Lukin “Atmospheric adaptive optics” Phys. Usp. 46 860–867 (2003)

Yu.N. Kul’chin “Adaptive distributed optoelectronic information-measuring systems” Phys. Usp. 46 867–872 (2003)

E.G. Bessonov, A.V. Vinogradov, M.V. Gorbunkov, A.G. Tur’yanskii, R.M. Feshchenko, Yu.V. Shabalin “Laser electron-beam X-ray source for medical applications” Phys. Usp. 46 872–876 (2003)

V.N. Lukash “Cosmological model and universe structure formation” Phys. Usp. 46 876–876 (2003)

Letters to the editors

A.V. Belinskii “Quantum nonlocality and the absence of a priori values for measurable quantities in experiments with photons” Phys. Usp. 46 877–881 (2003)

Bibliography

E.V. Zakharova “New books on physics and related sciences” Phys. Usp. 46 883–885 (2003)

Physics news on the internet

Yu.N. Eroshenko “Physics news on the Internet (based on electronic preprints)” Phys. Usp. 46 887–888 (2003)