Electromagnetically induced transparency and controllable group velocity in a five-level atomic system-中国Betway体育网页登陆

摘要 Theopticalpropertiesofafive-levelatomicsystemcomposedofaA-typefour-levelatomicandatripodfour-levelatomicsystemsareinvestigated.Itisfoundthatthebehaviorsofelectromagneticallyinducedtransparency(EIT)andgroupvelocitycanbecontrolledbychoosingappropriateparameterswiththeinteractingdarkresonances.Inparticular,whenallthefieldsareonresonance,theslowlightatthesymmetrictransparencywindowswithamuchbroaderEITwidthisobtainedbytuningtheintensityofthecouplingfieldincomparisonwithitssub-system,whichprovidespotentialapplicationsinquantumstorageandretrievaloflight.

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Electromagnetically induced transparency and controllable group velocity in a five-level atomic system

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