Title :
Quantum-light-enhanced optical magnetometry
Author :
F. Wolfgramm;A. Cerè;Y. A. de Icaza Astiz;F. A. Beduini;A. Predojević;M. Koschorreck;M. W. Mitchell
Author_Institution :
ICFO-Institut de Ciencies Fotoniques, Mediterranean Technology Park, 08860 Castelldefels (Barcelona), Spain
fDate :
5/1/2011 12:00:00 AM
Abstract :
We demonstrate a light-shot-noise-limited magnetometer based on the Faraday effect in a hot unpolarized ensemble of rubidium atoms. By using off-resonant, polarization-squeezed probe light, we improve the sensitivity of the magnetometer by 3.2 dB.
Keywords :
"Magnetic field measurement","Magnetometers","Magnetic noise","Atomic measurements","Sensitivity","Optical polarization","Atom optics"
Conference_Titel :
Lasers and Electro-Optics (CLEO), 2011 Conference on
Print_ISBN :
978-1-4577-1223-4
DOI :
10.1364/QELS.2011.QTuJ1
