Multiple observations of quantum clocks

Physical Review A - Atomic, Molecular, and Optical Physics

Volumn 62, Issue 6, 2000, Pages 062309-062301

  Buzek V ^a,c,d   Knight, P L ^b   Imoto, N ^a  

^a GRADUATE UNIVERSITY FOR ADVANCED STUDIES   (Japan)

^b IMPERIAL COLLEGE LONDON   (United Kingdom)

^c INSTITUTE OF PHYSICS   (Slovakia)

^d MASARYK UNIVERSITY   (Czech Republic)

Author keywords

[No Author keywords available]

Indexed keywords

CONTINUUM MECHANICS; MATHEMATICAL MODELS; PROBABILITY DISTRIBUTIONS; STATISTICAL METHODS;

QUANTUM CLOCKS;

QUANTUM THEORY;

EID: 17744398681     PISSN: 10502947     EISSN: None     Source Type: Journal    
DOI: 10.1103/PhysRevA.62.062309     Document Type: Article

References (8)

1. A. Peres, Quantum Theory: Concepts and Methods (Kluwer, Dordrecht, 1993).
2. V. Bužek, R. Derka, and S. Massar, Phys. Rev. Lett. 82, 2207 (1999). Here we do not address questions concerning the improvement of frequency standards obtained through the use of entanglement, as discussed by S. F. Huelga et al., ibid. 79, 3865 (1997).
3. V. Bužek, R. Derka, and S. Massar, Phys. Rev. Lett. 82, 2207 (1999). Here we do not address questions concerning the improvement of frequency standards obtained through the use of entanglement, as discussed by S. F. Huelga et al., ibid. 79, 3865 (1997).
4. D. J. Wineland, C. Monroe, W. M. Itano, D. Leibfried, B. E. King, and D. M. Meekhof, J. Res. Natl. Inst. Stand. Technol. 103, 259 (1998).
5. R. Derka, V. Bužek, and A. K. Ekert, Phys. Rev. Lett. 80, 1571 (1998).
6. C. W. Helstrom, Quantum Detection and Estimation Theory (Academic Press, New York, 1976).
7. A. S. Holevo, Probabilistic and Statistical Aspects of Quantum Theory (North-Holland, Amsterdam, 1982).
8. These states are eigenstates of the Hermitian phase operator as introduced by D. T. Pegg and S. M. Barnett, Europhys. Lett. 6, 483 (1988).