Title :
PT symmetry in coherent atomic media
Author :
Jiteng Sheng ; Miri, Mohammad-Ali ; Christodoulides, Demetrios N. ; Min Xiao
Author_Institution :
Dept. of Phys., Univ. of Arkansas, Fayetteville, AR, USA
Abstract :
We demonstrate that four-level atomic media provide a versatile platform for realizing parity-time (PT) symmetric optical potentials. The peculiar propagation dynamics emerging from such arrangements are examined both below and above the PT threshold.
Keywords :
light coherence; light propagation; optical pumping; optical waveguides; PT symmetry; PT threshold; coherent atomic media; four-level atomic media; parity-time symmetric optical potentials; propagation dynamics; Atom optics; Couplings; Optical imaging; Optical pumping; Optical refraction; Optical variables control; Optical waveguides;
Conference_Titel :
Lasers and Electro-Optics (CLEO), 2013 Conference on
Conference_Location :
San Jose, CA
