Title :
Generation of a macroscopic singlet state in an atomic ensemble
Author :
Behbood, Naeimeh ; Napolitano, Mario ; Colangelo, Giorgio ; Dubost, Brice ; Álvarez, Silvana Palacios ; Sewell, Robert J. ; Tóth, Geza ; Mitchell, Morgan W.
Author_Institution :
ICFO-Inst. de Cienc. Fotoniques, Barcelona, Spain
Abstract :
We report on an experiment for generating singlet states in a cold atomic ensemble. We use quantum non-demolition measurement and feedback control to produce a macroscopic spin state with total spin zero and reduced spin fluctuations.
Keywords :
atom optics; laser cooling; quantum optics; spin fluctuations; cold atomic ensemble; feedback control; macroscopic singlet state; macroscopic spin state; quantum nondemolition measurement; spin fluctuations; total spin zero; Atom optics; Atomic measurements; Charge carrier processes; Noise; Optical pumping; Probes; Real-time systems;
Conference_Titel :
Lasers and Electro-Optics (CLEO), 2012 Conference on
Conference_Location :
San Jose, CA
Print_ISBN :
978-1-4673-1839-6
