Title :
Direct measurement of the quantum density matrix in the basis of azimuthal angle
Author :
Mirhosseini, Mohammad ; Magana-Loaiza, Omar S. ; Rafsanjani, Seyed Mohammad Hashemi ; Chen, Changchen ; Karimi, Ebrahim ; Boyd, Robert W.
Author_Institution :
Inst. of Opt., Univ. of Rochester, Rochester, NY, USA
Abstract :
We theoretically propose and experimentally demonstrate a method for directly measuring the density matrix of an unknown quantum system in the basis of azimuthal angle. We apply our method for characterizing 7-dimensional pure and mixed superpositions of orbital-angular-momentum modes.
Keywords :
optical variables measurement; quantum optics; azimuthal angle; orbital-angular-momentum modes; quantum density matrix measurement; Azimuthal angle; Density measurement; Extraterrestrial measurements; Optical polarization; Photonics; Physical optics;
Conference_Titel :
Lasers and Electro-Optics (CLEO), 2015 Conference on
Conference_Location :
San Jose, CA
