Electromagnetically Induced Absorption Resonance Sign Reversal

J. Belfi a, V. Biancalana a, S. Cartaleva b, Y. Dancheva a, E. Mariotti a, L. Moi a, K. Nasyrov c, D. Slavov b, P. Todorov b and K. Vaseva b a CNISM-Unità di Siena, Dipartimento di Fisica Università di Siena, via Roma 56, 53100 Siena, Italy b Institute of Electronics, Bulgarian Academy of Sciences, 72 Tzarigradsko Shosse bld, 1784 Sofia, Bulgaria c Institute of Automation and Electrometry, Novosibirsk, Russia

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Received: 3 09 2007;

Experimental results are presented about the transformation of the electromagnetically induced absorption resonance into the electromagnetically induced transparency one. The role of the depolarization of the excited state on the D2 line of Cs atoms exposed to different confinements is discussed.

DOI: 10.12693/APhysPolA.112.823 PACS numbers: 42.50.Gy