NON-EQUILIBRIUM DISTRIBUTION OF THE POPULATION OF ALKALI ATOMS IN THE GROUND STATE INDUCED BY LASER-MW DOUBLE RESONANCES
Author(s) -
Xiaohong Chen,
Xiwen Zhu
Publication year - 1987
Publication title -
acta physica sinica
Language(s) - English
Resource type - Journals
SCImago Journal Rank - 0.199
H-Index - 47
ISSN - 1000-3290
DOI - 10.7498/aps.36.436
Subject(s) - atomic physics , laser , ground state , resonance (particle physics) , realization (probability) , population , alkali metal , thermodynamic equilibrium , materials science , optical pumping , physics , optics , thermodynamics , quantum mechanics , statistics , demography , mathematics , sociology
We obtained the conditions under which the maximum non-equilibrium distribution of the population of alkali atoms in the ground state in atomic beam pumped by laser-MW double resonance is achieved. These conditions are consistent with recent experiments. We examined the processes which affect the realization of the non-equilibrium distribution of population, and indicated the methods of eliminating the effects of these processes. The features of pumping processes with laser-MW double resonances are discussed, and compared with the two laser pumping process.
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