Papers from A.N. Korotkov's group supported by NSA and IARPA under ARO grants W911NF-10-1-0334 (Aug. 2010 - July 2015), W911NF-08-1-0336 (July 2008 - July 2010), and W911NF-04-1-0204 (June 2004 - May 2009)


49. Entanglement-assisted weak value amplification
S. Pang, J. Dressel, and T. A. Brun
arXiv:1401.5887 PDF

48. Purcell effect with microwave drive: suppression of qubit relaxation rate
E.A. Sete, J.M. Gambetta, and A.N. Korotkov
arXiv:1401.5545 PDF

47. Notes on implementing generalized measurements with superconducting qubits
J. Dressel, T.A. Brun, and A.N. Korotkov
arXiv:1312.1319 PDF

46. Catching Shaped Microwave Photons with 99.4% Absorption Efficiency
J. Wenner, Yi Yin, Yu Chen, R. Barends, B. Chiaro, E. Jeffrey, J. Kelly, A. Megrant, J.Y. Mutus, C. Neill, P.J.J. O'Malley, P. Roushan, D. Sank, A. Vainsencher, T.C. White, A.N. Korotkov, A.N. Cleland, and J.M. Martinis
arXiv:1311.1180 PDF

45. Error matrix in quantum process tomography
A.N. Korotkov
arXiv:1309.6405 PDF

44. Quantum Bayesian approach to circuit QED measurement
A.N. Korotkov
arXiv:1111.4016, to be published in Quantum machines: Measurement control of engineered quantum systems, Lecture notes of the Les Houches Summer School: Volume 96, July 2011 (Oxford Univ. Press, 2014). PDF

43. Avoiding loopholes with hybrid Bell-Leggett-Garg inequalities
J. Dressel and A.N. Korotkov
Phys. Rev. A 89, 012125 (2014) PDF

42. Reducing the impact of intrinsic dissipation in a superconducting circuit by quantum error detection
Y.P. Zhong, Z.L. Wang, J.M. Martinis, A.N. Cleland, A.N. Korotkov, and H. Wang
Nature Comm. 5, 3135 (2014) Link to the paper, arXiv version

2013

41. Catch-Disperse-Release readout for superconducting qubits
E.A. Sete, A. Galiautdinov, E. Mlinar, J.M. Martinis, and A.N. Korotkov
Phys. Rev. Lett. 110, 210501 (2013) PDF

40. High-fidelity controlled-Z gate for resonator-based superconducting quantum computers
J. Ghosh, A. Galiautdinov, Z. Zhou, A.N. Korotkov, J.M. Martinis, and M.R. Geller
Phys. Rev. A 87, 022309 (2013) PDF

39. Catch and release of microwave photon states
Y. Yin, Y. Chen, D. Sank, P.J.J. O'Malley, T.C. White, R. Barends, J. Kelly, E. Lucero, M. Mariantoni, A. Megrant, C. Neill, A. Vainsencher, J. Wenner, A.N. Korotkov, A.N. Cleland, and J.M. Martinis
Phys. Rev. Lett. 110, 107001 (2013) PDF

2012

38. Stabilizing Rabi oscillations in a superconducting qubit using quantum feedback
R. Vijay, C. Macklin, D.H. Slichter, S.J. Weber, K.W. Murch, R. Naik, A.N. Korotkov, and I. Siddiqi
Nature 490, 77 (2012) Link to the paper, arXiv

37. Simplified quantum error detection and correction for superconducting qubits
K. Keane and A.N. Korotkov
Phys. Rev. A 86, 012333 (2012) PDF

36. Entanglement preservation: the Sleeping Beauty approach
A.N. Korotkov
Nature Phys. 8, 107 (2012) PDF

35. Resonator--zero-qubit architecture for superconducting qubits
A. Galiautdninov, A.N. Korotkov, and J.M. Martinis
Phys. Rev. A 85, 042321 (2012) PDF

34. Optimal conditions for Bell-inequality violation in the presence of decoherence and errors
A.G. Kofman
Quantum Inf. Process., 11, 269 (2012) PDF

2011

33. Implementing the quantum von Neumann architecture with superconducting circuits
M. Mariantoni, H. Wang, T. Yamamoto, M. Neeley, R.C. Bialczak, Y. Chen, M. Lenander, E. Lucero, A.D. O’Connell, D. Sank, M. Weides, J. Wenner, Y. Yin, J. Zhao, A.N. Korotkov, A.N. Cleland, and J.M. Martinis
Science, 334, 61 (2011) Link to the paper

32. Flying microwave qubits with nearly perfect transfer efficiency
A.N. Korotkov
Phys. Rev. B 84, 014510 (2011) PDF

31. Persistent Rabi oscillations probed via low-frequency noise correlation
A.N. Korotkov
Phys. Rev. B 83, 041406(R) (2011) PDF

2010

30. Analysis of a tunable coupler for superconducting phase qubits
R.A. Pinto, A.N. Korotkov, M.R. Geller, V.S. Shumeiko, and J.M. Martinis
Phys. Rev. B 82, 104522 (2010) PDF

29. Qubit state monitoring by measurement of three complementary observables
R. Ruskov, A.N. Korotkov, and K. Molmer
Phys. Rev. Lett. 105, 100506 (2010) PDF

28. Decoherence suppression by uncollapsing
A.N. Korotkov and K. Keane
Phys. Rev. A 81, 040103(R) (2010) PDF

27. Switching Exponent Scaling near Bifurcation Points for Non-Gaussian Noise
L. Billings, I.B. Schwartz, M. McCrary, A.N. Korotkov, and M.I. Dykman
Phys. Rev. Lett. 104, 140601 (2010) PDF

26. Uncollapsing the wavefunction by undoing quantum measurements
A.N. Jordan and A.N. Korotkov
Contemporary Physics 51, 125 (2010) PDF

25. Dynamics revealed by correlations of time-distributed weak measurements of a single spin
R.-B. Liu, Shu-Hong Fung, Hok-Kin Fung, A. N. Korotkov, and L. J. Sham
New J. Phys. 12, 013018 (2010) PDF

2009

24. Two-qubit decoherence mechanisms revealed via quantum process tomography
A.G. Kofman and A.N. Korotkov
Phys. Rev. A 80, 042103 (2009) PDF

23. Special issue on quantum computing with superconducting qubits (editorial paper)
A.N. Korotkov
Quantum Inf. Process. 8, 51 (2009) PDF

2008

22. Quantum efficiency of binary-outcome detectors of solid-state qubits
A.N. Korotkov
Phys. Rev. B 78, 174512 (2008) PDF

21. Uncollapsing of a quantum state in a superconducting phase qubit
N. Katz, M. Neeley, M. Ansmann, R.C. Bialczak, M. Hofheinz, E. Lucero, A. O'Connell, H. Wang, A.N. Cleland and J.M. Martinis, and A.N. Korotkov
Phys. Rev. Lett. 101, 200401 (2008) PDF

20. Bell inequality violation versus entanglement in presence of local decoherence
A.G. Kofman and A.N. Korotkov
Phys. Rev. A 77, 052329 (2008) PDF

19. Analysis of Bell inequality violation in superconducting phase qubits
A.G. Kofman and A.N. Korotkov
Phys. Rev. B 77, 104502 (2008) PDF

2007

18. Coherence of a Josephson phase qubit under partial-collapse measurement
L.P. Pryadko and A.N. Korotkov
Phys. Rev. B 76, 100503(R) (2007) PDF

17. Crossover of phase qubit dynamics in presence of a negative-result weak measurement
R. Ruskov, A. Mizel, and A.N. Korotkov
Phys. Rev. B 75, 220501(R) (2007) PDF

16. Theoretical analysis of measurement crosstalk for coupled Josephson phase qubits
A.G. Kofman, Q. Zhang, J.M. Martinis, and A.N. Korotkov
Phys. Rev. B 75, 014524 (2007) PDF

2006

15. Analysis of measurement errors for a superconducting phase qubit
Q. Zhang, A.G. Kofman, J.M. Martinis, and A.N. Korotkov
Phys. Rev. B 74, 214518 (2006) PDF

14. Undoing a weak quantum measurement of a solid-state qubit
A.N. Korotkov and A.N. Jordan
Phys. Rev. Lett. 97, 166805 (2006) PDF

13. Qubit feedback and control with kicked quantum nondemolition measurements: a quantum Bayesian analysis
A.N.Jordan and A.N. Korotkov
Phys. Rev. B 74, 085307 (2006) PDF

12. Leggett-Garg inequality with a kicked quantum pump
A.N. Jordan, A.N. Korotkov, and M. Buttiker
Phys. Rev. Lett. 97, 026805 (2006) PDF

11. Coherent state evolution in a superconducting qubit from partial-collapse measurement
N. Katz, M. Ansmann, R.C. Bialczak, E. Lucero, R. McDermott, M. Neeley, M. Steffen, E.M. Weig, A.N. Cleland, J.M. Martinis, and A.N. Korotkov
Science 312, 1498 (2006) Link to the paper

10. Signatures of quantum behavior in single-qubit weak measurements
R. Ruskov, A.N. Korotkov, and A. Mizel
Phys. Rev. Lett. 96, 200404 (2006) PDF

9. Quantum Zeno stabilization in weak continuous measurement of two qubits
R. Ruskov, A.N. Korotkov, and A. Mizel
Phys. Rev. B 73, 085317 (2006) PDF

8. Non-ideal quantum feedback of a solid-state qubit
Q. Zhang, R. Ruskov, A.N. Korotkov
Journal of Physics: Conference Series 38, 163-166 (2006) PDF

2005

7. Continuous quantum feedback of coherent oscillations in a solid-state qubit
Q. Zhang, R. Ruskov, and A.N. Korotkov
Phys. Rev. B 72, 245322 (2005) PDF

6. Squeezing of a nanomechanical resonator by quantum nondemolition measurement and feedback
R. Ruskov, K. Schwab, and A.N. Korotkov
Phys. Rev. B 71, 235407 (2005) PDF

5. Simple quantum feedback of a solid-state qubit
A.N. Korotkov
Phys. Rev. B 71, 201305(R) (2005) PDF

4. Quantum feedback of a double-dot qubit
A.N. Korotkov
Microelectronics Journal 36, 253 (2005) PDF

3. Comment on "Continuous quantum measurement: inelastic tunneling and lack of current oscillations"
D.V. Averin and A.N. Korotkov
Phys. Rev. Lett. 94, 069701 (2005) PDF

2. Simple quadrature-based quantum feedback of a solid-state qubit
A.N. Korotkov
Proceedings of SPIE 5846, 46-56 (2005) PDF

1. Quantum nondemolition squeezing of a nanomechanical resonator
R. Ruskov, K. Schwab, and A. N. Korotkov
IEEE Trans. Nanotechnology 4, 132 (2005) PDF