Title :
Demonstration of a linear optics controlled-NOT gate
Author :
Pryde, G.J. ; O´Brien, J.L. ; Gilchrist, A. ; Langford, N.K. ; White, A.G. ; Ralph, T.C. ; James, D.F.V. ; Branning, D.
Author_Institution :
Centre for Quantum Comput. Technol., Queensland Univ., Brisbane, Qld.
Abstract :
We experimentally demonstrate an all-optical quantum gate that, with high fidelity, reproduces the entanglement and truth table of a controlled-NOT. We completely characterize it using quantum process tomography, obtaining an average process fidelity of 0.81
Keywords :
optical logic; quantum entanglement; quantum gates; quantum optics; NOT gate; all-optical quantum gate; controlled-NOT; entanglement; linear optics; quantum process tomography;
Conference_Titel :
Quantum Electronics Conference, 2004. (IQEC). International
Conference_Location :
San Francisco, CA
Print_ISBN :
1-55752-778-4
