Title :
Extrinsic orbital angular momentum carried by photon-pairs in spontaneous parametric down-conversion
Author :
Feng, Sheng ; Kumar, Prem
Author_Institution :
EECS Dept., Northwestern Univ., Evanston, IL
Abstract :
We show in theory that the down-converted photon-pairs carry extrinsic orbital angular momentum in the degrees of freedom of relative movement of one photon with respect to its twin in type-II spontaneous parametric down-conversion.
Keywords :
angular momentum; optical frequency conversion; optical parametric devices; quantum entanglement; quantum optics; two-photon processes; extrinsic orbital angular momentum; photon-pair; spontaneous parametric down-conversion; Laser excitation; Nonlinear optics; Optical computing; Optical polarization; Optical pumping; Parametric statistics; Photonics Society; Physics computing; Quantum mechanics; Vectors; (190.4410) Nonlinear optics, parametric processes; (270.5290) Photon statistics;
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
