Affiliation:
1. Norman Bridge Laboratory of Physics 12-33, California Institute of Technology, Pasadena, CA 91125, USA.
Abstract
A single cesium atom trapped within the mode of an optical cavity is used to generate single photons on demand. The photon wave packets are emitted as a Gaussian beam with temporal profile and repetition rate controlled by external driving fields. Each generation attempt is inferred to succeed with a probability near unity, whereas the efficiency for creating an unpolarized photon in the total cavity output is 0.69 ± 0.10, as limited by passive cavity losses. An average of 1.4 × 10
4
photons are produced by each trapped atom. These results constitute an important step in quantum information science, for example, toward the realization of distributed quantum networking.
Publisher
American Association for the Advancement of Science (AAAS)
Reference30 articles.
1. Security against individual attacks for realistic quantum key distribution
2. H.-J. Briegel, S. J. van Enk, J. I. Cirac, P. Zoller, in The Physics of Quantum Information, D. Bouwmeester, A. Ekert, A. Zeilinger, Eds. (Springer, Berlin, 2000), pp. 192–197.
3. Simple quantum computer
4. Measurement of Conditional Phase Shifts for Quantum Logic
5. A scheme for efficient quantum computation with linear optics
Cited by
571 articles.
订阅此论文施引文献
订阅此论文施引文献,注册后可以免费订阅5篇论文的施引文献,订阅后可以查看论文全部施引文献