https://doi.org/10.1140/epjd/e2011-20112-6
Regular Article
Polarization method for controlling a sign of electromagnetically-induced transparency/absorption resonances
1
Institute of Laser Physics SB RAS, pr. Lavrent’eva 13/3, 630090
Novosibirsk,
Russia
2
Novosibirsk State University, ul. Pirogova 2, 630090
Novosibirsk,
Russia
3
Novosibirsk State Technical University,
pr. K. Marksa 20, 630092
Novosibirsk,
Russia
a e-mail: LPL@laser.nsc.ru
Received:
18
February
2011
Received in final form:
30
March
2011
Published online:
23
June
2011
We propose a new easy method to control a sign of the subnatural resonances of electromagnetically-induced transparency and absorption in the Hanle configuration under counterpropagating light waves. The analytical results for a three-level atomic Λ-scheme are corroborated by numerical calculations for various atomic transitions. The results can be applied in nonlinear optics, optical communications and magnetometry.
© EDP Sciences, Società Italiana di Fisica and Springer-Verlag 2011