Title :
Experimental quantum averaging of squeezed quadratures
Author :
Lassen, Mikael ; Madsen, Lars Skovgaard ; Sabuncu, Metin ; Filip, Radim ; Andersen, Ulrik L.
Author_Institution :
Dept. of Phys., Tech. Univ. of Denmark, Lyngby, Denmark
Abstract :
We demonstrate an averaging process, corresponding to the harmonic-mean, that average quantum noise sources better than the basic arithmetic-mean strategy. Using simple linear optics, homodyne detection and feedforward, and it is tested on squeezed states.
Keywords :
optical squeezing; average quantum noise sources; experimental quantum averaging; feedforward; homodyne detection; linear optics; squeezed quadratures; Arithmetic; Feedforward systems; Information processing; Noise level; Optical detectors; Optical noise; Physics; Protocols; Quantum mechanics; Testing;
Conference_Titel :
Lasers and Electro-Optics (CLEO) and Quantum Electronics and Laser Science Conference (QELS), 2010 Conference on
Conference_Location :
San Jose, CA
Print_ISBN :
978-1-55752-890-2
Electronic_ISBN :
978-1-55752-890-2
