BULLETIN OF THE LEBEDEV PHYISICS INSTITUTE
P.N.Lebedev Physics Institute of the Russian Academy of sciences

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1. Title:
LORENTZ COVARIANT APPROACH IN THE GRAVITATION THEORY
Authors:
M.A. Mikaelyan.



Abstract:


2. Title:
VARIATIONS OF CHARGED PARTICLE FLUXES IN THE EARTH TROPOSPHERE
Authors:
G.A. Bazilevskaya, M.B. Krainev, V.S. Makhmutov, A.K. Svirzhevskaya, N.S. Svirzhevskii, Y.I. Stozhkov.



Abstract:


3. Title:
VARIATION IN MAGNESIUM ISOTOPIC COMPOSITION DURING ZONE RECRYSTALLIZATION OF MgCl2∙6H2O
Authors:
O.S. Andrienko, N.B. Egorov, I.I. Zherin, D.V. Indyk, M.A. Kazaryan.



Abstract:
The variation in Mg isotopic composition during MgCl2∙6H2O zone recrystallization was studied. It was shown that light isotope 24Mg enrichment occurs at the crystal end to which the recrystallization zone moves. Isotopes 25Mg and 26Mg concentrate in the initial crystallization zone. When the molten zone is exposed to a dc magnetic field or direct current, the separation factor increases. The data obtained were compared with data on magnesium isotope separation by other physicochemical methods.


4. Title:
ORTHO−PARA SPLITTING OF THE EXCITON GROUND STATE IN A STRONG MAGNETIC FIELD
Authors:
N.M. Vildanov, A.P. Silin.



Abstract:


5. Title:
NEW COMPOSITE MATERIAL BASED ON POLYCARBONATE AND LONG-PERSISTENT PHOSPHOR
Authors:
O.S. Andrienko, V.A. Bolshukhin, A.N. Georgobiani, N.P. Datskevich, V.I. Demin, M.A. Kazaryan, A.V. Krotov, A.M. Leontovich, T.F. Limonova, N.N. Melnik, V.I. Sachkov, S.V. Semendyaev, N.P. Soshchin, Y.P. Timofeev.



Abstract:


6. Title:
ATOMIC-FORCE MICROSCOPY STUDIES OF THE COMPLEXES OF DNA AND SINGLE-WALL CARBON NANOTUBES
Authors:
G.K. Chudinova, I.A. Nagovitsyn, M.A. Kononov, I.A. Maslyanitsyn, V.D. Shigorin, V.V. Savranskii.



Abstract: