We show that nonlinear parity-time symmetric optical structures, can act as unidirectional optical valves. This is possible, by exploiting the interplay between the nonreciprocal parity-time propagation, with self-trapping induced by Kerr nonlinearities.
© 2010 Optical Society of America
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
Login to access OSA Member Subscription