Title :
Experimental phase detection at the quantum limit with coherent state interferometry
Author :
Hodelin, Juan F. ; Khoury, George ; Pezze, Luca ; Smerzi, Augusto ; Bouwmeester, Dirk
Author_Institution :
Dept. of Phys., Univ. of California, Santa Barbara, CA
Abstract :
We experimentally demonstrate phase sensitivity at the standard quantum limit independent of phase using Bayesian phase estimation. This technique is unbiased and saturates the Cramer-Rao lower bound representing the optimum technique using coherent states.
Keywords :
Bayes methods; Mach-Zehnder interferometers; light coherence; light interferometry; optical signal detection; phase measurement; quantum optics; Bayesian phase estimation; Cramer-Rao lower bound; Mach-Zehnder interferometer; coherent state interferometry; phase sensitivity; standard quantum limitation; Bayesian methods; Fluctuations; Interferometers; Optical interferometry; Optical pumping; Optical saturation; Optical sensors; Phase detection; Phase estimation; Uncertainty; (120.3180) Interferometry; (120.5050) Phase Measurement;
Conference_Titel :
Lasers and Electro-Optics, 2008 and 2008 Conference on Quantum Electronics and Laser Science. CLEO/QELS 2008. Conference on
Conference_Location :
San Jose, CA
Print_ISBN :
978-1-55752-859-9
