Abstract

We study the ground states of finite ensembles of Λ-type three-level atoms interacting with two electromagnetic fields in the electromagnetically induced transparency (EIT) approximation. Critical couplings are revealed for the existence of quantum phase transitions (QPT).

© 2018 The Author(s)

PDF Article

References

You do not have subscription access to this journal. Citation lists with outbound citation links are available to subscribers only. You may subscribe either as an OSA member, or as an authorized user of your institution.

Contact your librarian or system administrator
or
Login to access OSA Member Subscription