Reversal of the weak measurement of a quantum state in a superconducting phase qubit

Physical Review Letters

Volumn 101, Issue 20, 2008, Pages

  Katz, Nadav ^a,c   Neeley, Matthew ^a   Ansmann, M ^a   Bialczak, Radoslaw C ^a   Hofheinz, M ^a   Lucero, Erik ^a   O'Connell, A ^a   Wang, H ^a   Cleland, A N ^a   Martinis, John M ^a   Korotkov, Alexander N ^b  

^a UNIVERSITY OF CALIFORNIA   (United States)

^b Hebrew University ^*  (United States)

^c HEBREW UNIVERSITY OF JERUSALEM   (Israel)

Author keywords

[No Author keywords available]

Indexed keywords

DIAGNOSTIC RADIOGRAPHY; MEDICAL IMAGING; SUPERCONDUCTIVITY; TOMOGRAPHY;

COLLAPSE STRENGTHS; NONUNITARY; PHASE QUBIT; QUANTUM PROCESS TOMOGRAPHIES; QUANTUM STATES; QUBIT STATES; STATE RECOVERIES; SUPERCONDUCTING QUBIT; WEAK MEASUREMENTS;

ELECTRIC CONDUCTIVITY;

EID: 56249131431     PISSN: 00319007     EISSN: 10797114     Source Type: Journal    
DOI: 10.1103/PhysRevLett.101.200401     Document Type: Article

References (26)

1. Quantum Theory and Measurement, edited by, J.A. Wheeler, and, W.H. Zurek, (Princeton University Press, Princeton, NJ, 1983).
2. M. Koashi and M. Ueda, Phys. Rev. Lett. 82, 2598 (1999); PRLTAO 0031-9007 10.1103/PhysRevLett.82.2598
3. M.A. Nielsen and C.M. Caves, Phys. Rev. A 55, 2547 (1997); PLRAAN 1050-2947 10.1103/PhysRevA.55.2547
4. H. Mabuchi and P. Zoller, Phys. Rev. Lett. 76, 3108 (1996). PRLTAO 0031-9007 10.1103/PhysRevLett.76.3108
5. A.N. Korotkov and A.N. Jordan, Phys. Rev. Lett. 97, 166805 (2006); PRLTAO 0031-9007 10.1103/PhysRevLett.97.166805
6. A.N. Jordan and A.N. Korotkov, in Coherence and Quantum Optics IX, edited by, N.P. Bigelow, (Optical Soc. of America, 2008), p.191.
7. J.M. Martinis, Phys. Rev. Lett. 89, 117901 (2002); PRLTAO 0031-9007 10.1103/PhysRevLett.89.117901
8. K.B. Cooper, Phys. Rev. Lett. 93, 180401 (2004). PRLTAO 0031-9007 10.1103/PhysRevLett.93.180401
9. N. Katz, Science 312, 1498 (2006). SCIEAS 0036-8075 10.1126/science. 1126475
10. T. Yamamoto, Nature (London) NATUAS 0028-0836 425, 941 (2003); 10.1038/nature02015
11. J.H. Plantenberg, Nature (London) NATUAS 0028-0836 447, 836 (2007); 10.1038/nature05896
12. J. Majer, Nature (London) NATUAS 0028-0836 449, 443 (2007); 10.1038/nature06184
13. J.R. Petta, Science 309, 2180 (2005). SCIEAS 0036-8075 10.1126/science.1116955
14. M.O. Scully and K. Drühl, Phys. Rev. A 25, 2208 (1982). PLRAAN 1050-2947 10.1103/PhysRevA.25.2208
15. M.A. Nielsen and I.L. Chuang, Quantum Computation and Quantum Information (Cambridge University Press, Cambridge, England, 2000).
16. Short pulses lead to power dependent phase shifts [as measured by Frederick W. Strauch, IEEE Trans. Appl. Supercond. ITASE9 1051-8223 17, 105 (2007)]. These shifts were compensated for by a +8MHz detuning of the π pulses, while no shifts were needed for the π/2 pulses. 10.1109/TASC.2007. 898247
17. D. Slepian, Bell Syst. Tech. J. BSTJAN 0005-8580 57, 1371 (1978).
18. Erik Lucero, Phys. Rev. Lett. 100, 247001 (2008). PRLTAO 0031-9007 10.1103/PhysRevLett.100.247001
19. L.P. Pryadko and A.N. Korotkov, Phys. Rev. B PRBMDO 0163-1829 76, 100503(R) (2007). 10.1103/PhysRevB.76.100503
20. M. Steffen, Phys. Rev. Lett. 97, 050502 (2006). PRLTAO 0031-9007 10.1103/PhysRevLett.97.050502
21. A.A. Houck, Nature (London) NATUAS 0028-0836 449, 328 (2007). 10.1038/nature06126
22. Yu-xi Liu, L.F. Wei, and F. Nori, Europhys. Lett. 67, 874 (2004); EULEEJ 0295-5075 10.1209/epl/i2004-10154-1
23. Yu-xi Liu L.F. Wei F. Nori Phys. Rev. B PRBMDO 0163-1829 72, 014547 (2005). 10.1103/PhysRevB.72.014547
24. M. Riebe, New J. Phys. 9, 211 (2007). NJOPFM 1367-2630 10.1088/1367-2630/9/7/211
25. Matthew Neeley, Nature Phys. 4, 523 (2008). NPAHAX 1745-2481 10.1038/nphys972
26. Radoslaw C. Bialczak, Abstract: P33.00010, APS March Meeting (2007).