title: Quantum frequency conversion.
abstract: An experimental scheme is proposed by which the quantum states of two light beams of different frequencies can be interchanged. With this scheme it is possible to generate frequency-tunable squeezed light for spectroscopic applications.
authors.affiliation: Department of Electrical Engineering and Computer Science, The Robert R. McCormick School of Engineering and Applied Science, The Technological Institute, Northwestern University, Evanston, Illinois 60208, USA.
authors.forename: P
authors.initials: P
authors.lastname: Kumar