Abstract
The dynamics of spin projections of the electron shell of an alkali metal on the coordinate axis is considered in the electron paramagnetic resonance scheme with continuous pumping by biharmonic circularly polarized laser radiation. The working region is a cell with alkali vapor metal vapors and a buffer gas at a high concentration at temperature 60°C. It was found that the use of biharmonic pumping causes not only the expected electron-spin precession, but also pulsations of the electron-spin projection on the axis along which the magnetic field is directed. The frequency of these pulsations depends on the nuclear angular momentum of alkali metal atoms. In the case of the transverse electron magnetic resonance, this effect is absent.
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Original Russian Text © E.N. Popov, S.P. Voskobloinikov, S.M. Ustinov, K.A. Barantsev, A.N. Litvinov, 2017, published in Zhurnal Eksperimental’noi i Teoreticheskoi Fiziki, 2017, Vol. 152, No. 6, pp. 1179–1191.
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Popov, E.N., Voskobloinikov, S.P., Ustinov, S.M. et al. Features of the Magnetic Resonance of an Alkali Metal upon Biharmonic Pumping. J. Exp. Theor. Phys. 125, 1005–1014 (2017). https://doi.org/10.1134/S1063776117100132
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DOI: https://doi.org/10.1134/S1063776117100132