Contents
Journal of Experimental and Theoretical Physics Letters


Vol. 71, No. 12, 2000

Simultaneous English language translation of the journal is available from MAIK “Nauka / Interperiodica” (Russia).
Distributed worldwide by the American Institute of Physics. JETP Letters ISSN 0021-3640.


Atoms, Spectra, Radiations

High-Efficiency Zn Isotope Separation in a Photochemical Reaction Induced
by Two-Photon Excitation

P. A. Bokhan, V. V. Buchanov, D. �. Zakrevskiframe0, A. Yu. Stepanov, and N. V. Fateev p. 483  abstract

Interference Quenching of Light Transmitted through a Monolayer Film
of Polymer-Dispersed Nematic Liquid Crystal

A. V. Konkolovich, V. V. Presnyakov, V. Ya. Zyryanov, V. A. Loframe1ko, and V. F. Shabanov p. 486  abstract

Photonic-Crystal Fibers with a Photonic Band Gap Tunable within the Range
of 930–1030 nm

M. V. Alfimov, A. M. Zheltikov, A. A. Ivanov, V. I. Beloglazov, B. A. Kirillov,
S. A. Magnitskiframe2, A. V. Tarasishin, A. B. Fedotov, L. A. Mel’nikov, and N. B. Skibina
p. 489
 abstract

Isotope Effect in (La-Pr-Ca)MnO3 Manganites

N. M. Plakida p. 493  abstract

Opening an Energy Gap in an Electron Double Layer System at the Integer Filling Factor
in a Tilted Magnetic Field

E. V. Deviatov, V. S. Khrapaframe3, A. A. Shashkin, V. T. Dolgopolov, F. Hastreiter,
A. Wixforth, K. L. Campman, and A. C. Gossard
p. 496
 abstract

Oscillatory Behavior of the Resistance of Three-Layer Heteroepitaxial Mo/Nb/Mo (001) Films

G. M. Mikhaframe4lov and I. V. Malikov p. 500  abstract

Critical Current in Superconducting Quantum Point Contacts

N. M. Shchelkachev p. 504  abstract


Condensed Matter

Totally Symmetric Vibrational Modes of Fullerene C60

O. N. Bubel’, S. A. Vyrko, E. F. Kislyakov, and N. A. Poklonskiframe5 p. 508  abstract

Population Inversion and IR Amplification Induced by Intersubband Electron Transitions
and Resonant Auger Processes in Quantum Wells

L. E. Vorob’ev p. 511  abstract

Electron Subsystem Superheating as a Cause of Nonlinear Current–Voltage Characteristics
of Amorphous InOx Films

M. V. Golubkov and G. �. Tsydynzhapov p. 516  abstract


Information for Authors p. 520


Author Index to Volume 71, 2000 p. 522


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