High-sensitivity imaging with quantum spatial correlation of twin beams
A. Gatti, E. Brambilla, Lucia Caspani, Ottavia Jedrkiewicz, Luigi A. Lugiato · Proceedings of SPIE, the International Society for Optical Engineering/Proceedings of SPIE · 2007
We propose an imaging scheme based on the quantum spatial correlation of twin beams generated by PDC, and we show that it provides a substantial enhancement of the signal-to-noise ratio with respect to classical schemes.