Realizing a partial general quantum cloning machine with superconducting quantum-interference devices in a cavity QED
Journal Article
·
· Physical Review. A
- Key Laboratory of Opto-electronic Information Acquisition and Manipulation, Anhui University, Hefei 230039 (China)
We propose a scheme for implementing a partial general quantum cloning machine with superconducting quantum-interference devices coupled to a nonresonant cavity. By regulating the time parameters, our system can perform optimal symmetric (asymmetric) universal quantum cloning, optimal symmetric (asymmetric) phase-covariant cloning, and optimal symmetric economical phase-covariant cloning. In the scheme the cavity is only virtually excited, thus, the cavity decay is suppressed during the cloning operations.
- OSTI ID:
- 21313146
- Journal Information:
- Physical Review. A, Journal Name: Physical Review. A Journal Issue: 5 Vol. 79; ISSN 1050-2947; ISSN PLRAAN
- Country of Publication:
- United States
- Language:
- English
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