Title :
Certified quantum non-demolition measurement of atomic spins
Author :
Sewell, R.J. ; Napolitano, M. ; Behbood, N. ; Colangelo, G. ; Martin Ciurana, F. ; Mitchell, M.W.
Author_Institution :
ICFO-Inst. de Cienc. Fotoniques, Castelldefels, Spain
Abstract :
We report certified quantum non-demolition measurement of atomic spins using criteria developed for continuous variable experiments in optics. We observe quantum state preparation and information-damage trade-off beyond classical limits by seven and twelve standard deviations.
Keywords :
atom optics; quantum optics; atomic spins; certified quantum nondemolition measurement; continuous variable experiments; information-damage trade-off; quantum state; standard deviations; Atom optics; Atomic measurements; Materials; Measurement uncertainty; Noise measurement; Optical sensors; Optical variables measurement;
Conference_Titel :
Lasers and Electro-Optics (CLEO), 2014 Conference on
Conference_Location :
San Jose, CA
