N. Katz, M. Neeley, M. Ansmann, R. C. Bialczak, M. Hofheinz, E. Lucero, A. Oconnell, H. Wang, A. N. Cleland, J. M. Martinis, and A. N. Korotkov, “Reversal of the weak measurement of a quantum state in a superconducting phase qubit,” Phys. Rev. Lett. 101, 200401 (2008).

[Crossref]
[PubMed]

S.-Y. Baek, O. Kwon, and Y.-H. Kim, “Temporal shaping of a heralded single-photon wave packet,” Phys. Rev. A 77, 013829 (2008).

[Crossref]

S.-Y. Baek, Y. W. Cheong, and Y.-H. Kim, “Minimum disturbance measurement without postselection,” Phys. Rev. A 77, 060308(R) (2008).

[Crossref]

P. Kok, W.J. Munro, K. Nemoto, T. C. Ralph, J. P. Dowling, and G. J. Milburn, “Linear optical quantum computing with photonic qubits,” Rev. Mod. Phys. 79, 135–173 (2007).

[Crossref]

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

[Crossref]
[PubMed]

M. Mitchell, J. Lundeen, and A. Steinberg, “Super-resolving phase measurements with a multi-photon entangled state,” Nature 429, 161–164 (2004).

[Crossref]
[PubMed]

N. Gisin, G. Ribordy, W. Tittel, and H. Zbinden, “Quantum cryptography,” Rev. Mod. Phys. 74, 145–195 (2002).

[Crossref]

D. F. V. James, P. G. Kwiat, W. J. Munro, and A. G. White, “Measurement of qubits: Qubit state tomography,” Phys. Rev. A 64, 052312 (2001).

[Crossref]

J. Fiurasek and Z. Hradil, “Maximum-likelihood estimation of quantum processes,” Phys. Rev. A 63, 020101(R) (2001).

[Crossref]

K. Banaszek, “Fidelity Balance in Quantum Operations,” Phys. Rev. Lett. 86, 1366–1369 (2001).

[Crossref]
[PubMed]

E. Knill, R. Laamme, and G. J. Milburn, “A scheme for efficient quantum computation with linear optics,” Nature (London) 409, 46–52 (2001).

[Crossref]

M. Koashi and M. Ueda, “Reversing measurement and probabilistic quantum error correction,” Phys. Rev. Lett. 82, 2598–2601 (1999).

[Crossref]

C. K. Hong and L. Mandel, “Experimental realization of a localized one-photon state,” Phys. Rev. Lett. 56, 58–60 (1986).

[Crossref]
[PubMed]

N. Katz, M. Neeley, M. Ansmann, R. C. Bialczak, M. Hofheinz, E. Lucero, A. Oconnell, H. Wang, A. N. Cleland, J. M. Martinis, and A. N. Korotkov, “Reversal of the weak measurement of a quantum state in a superconducting phase qubit,” Phys. Rev. Lett. 101, 200401 (2008).

[Crossref]
[PubMed]

S.-Y. Baek, O. Kwon, and Y.-H. Kim, “Temporal shaping of a heralded single-photon wave packet,” Phys. Rev. A 77, 013829 (2008).

[Crossref]

S.-Y. Baek, Y. W. Cheong, and Y.-H. Kim, “Minimum disturbance measurement without postselection,” Phys. Rev. A 77, 060308(R) (2008).

[Crossref]

K. Banaszek, “Fidelity Balance in Quantum Operations,” Phys. Rev. Lett. 86, 1366–1369 (2001).

[Crossref]
[PubMed]

N. Katz, M. Neeley, M. Ansmann, R. C. Bialczak, M. Hofheinz, E. Lucero, A. Oconnell, H. Wang, A. N. Cleland, J. M. Martinis, and A. N. Korotkov, “Reversal of the weak measurement of a quantum state in a superconducting phase qubit,” Phys. Rev. Lett. 101, 200401 (2008).

[Crossref]
[PubMed]

S.-Y. Baek, Y. W. Cheong, and Y.-H. Kim, “Minimum disturbance measurement without postselection,” Phys. Rev. A 77, 060308(R) (2008).

[Crossref]

M. A. Nielsen and I. L. Chuang, Quantum Computation and Quantum Information (Cambridge University Press, Cambridge, 2000).

N. Katz, M. Neeley, M. Ansmann, R. C. Bialczak, M. Hofheinz, E. Lucero, A. Oconnell, H. Wang, A. N. Cleland, J. M. Martinis, and A. N. Korotkov, “Reversal of the weak measurement of a quantum state in a superconducting phase qubit,” Phys. Rev. Lett. 101, 200401 (2008).

[Crossref]
[PubMed]

P. Kok, W.J. Munro, K. Nemoto, T. C. Ralph, J. P. Dowling, and G. J. Milburn, “Linear optical quantum computing with photonic qubits,” Rev. Mod. Phys. 79, 135–173 (2007).

[Crossref]

J. Fiurasek and Z. Hradil, “Maximum-likelihood estimation of quantum processes,” Phys. Rev. A 63, 020101(R) (2001).

[Crossref]

N. Gisin, G. Ribordy, W. Tittel, and H. Zbinden, “Quantum cryptography,” Rev. Mod. Phys. 74, 145–195 (2002).

[Crossref]

N. Katz, M. Neeley, M. Ansmann, R. C. Bialczak, M. Hofheinz, E. Lucero, A. Oconnell, H. Wang, A. N. Cleland, J. M. Martinis, and A. N. Korotkov, “Reversal of the weak measurement of a quantum state in a superconducting phase qubit,” Phys. Rev. Lett. 101, 200401 (2008).

[Crossref]
[PubMed]

C. K. Hong and L. Mandel, “Experimental realization of a localized one-photon state,” Phys. Rev. Lett. 56, 58–60 (1986).

[Crossref]
[PubMed]

J. Fiurasek and Z. Hradil, “Maximum-likelihood estimation of quantum processes,” Phys. Rev. A 63, 020101(R) (2001).

[Crossref]

D. F. V. James, P. G. Kwiat, W. J. Munro, and A. G. White, “Measurement of qubits: Qubit state tomography,” Phys. Rev. A 64, 052312 (2001).

[Crossref]

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

[Crossref]
[PubMed]

N. Katz, M. Neeley, M. Ansmann, R. C. Bialczak, M. Hofheinz, E. Lucero, A. Oconnell, H. Wang, A. N. Cleland, J. M. Martinis, and A. N. Korotkov, “Reversal of the weak measurement of a quantum state in a superconducting phase qubit,” Phys. Rev. Lett. 101, 200401 (2008).

[Crossref]
[PubMed]

S.-Y. Baek, O. Kwon, and Y.-H. Kim, “Temporal shaping of a heralded single-photon wave packet,” Phys. Rev. A 77, 013829 (2008).

[Crossref]

S.-Y. Baek, Y. W. Cheong, and Y.-H. Kim, “Minimum disturbance measurement without postselection,” Phys. Rev. A 77, 060308(R) (2008).

[Crossref]

E. Knill, R. Laamme, and G. J. Milburn, “A scheme for efficient quantum computation with linear optics,” Nature (London) 409, 46–52 (2001).

[Crossref]

M. Koashi and M. Ueda, “Reversing measurement and probabilistic quantum error correction,” Phys. Rev. Lett. 82, 2598–2601 (1999).

[Crossref]

P. Kok, W.J. Munro, K. Nemoto, T. C. Ralph, J. P. Dowling, and G. J. Milburn, “Linear optical quantum computing with photonic qubits,” Rev. Mod. Phys. 79, 135–173 (2007).

[Crossref]

N. Katz, M. Neeley, M. Ansmann, R. C. Bialczak, M. Hofheinz, E. Lucero, A. Oconnell, H. Wang, A. N. Cleland, J. M. Martinis, and A. N. Korotkov, “Reversal of the weak measurement of a quantum state in a superconducting phase qubit,” Phys. Rev. Lett. 101, 200401 (2008).

[Crossref]
[PubMed]

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

[Crossref]
[PubMed]

D. F. V. James, P. G. Kwiat, W. J. Munro, and A. G. White, “Measurement of qubits: Qubit state tomography,” Phys. Rev. A 64, 052312 (2001).

[Crossref]

S.-Y. Baek, O. Kwon, and Y.-H. Kim, “Temporal shaping of a heralded single-photon wave packet,” Phys. Rev. A 77, 013829 (2008).

[Crossref]

E. Knill, R. Laamme, and G. J. Milburn, “A scheme for efficient quantum computation with linear optics,” Nature (London) 409, 46–52 (2001).

[Crossref]

N. Katz, M. Neeley, M. Ansmann, R. C. Bialczak, M. Hofheinz, E. Lucero, A. Oconnell, H. Wang, A. N. Cleland, J. M. Martinis, and A. N. Korotkov, “Reversal of the weak measurement of a quantum state in a superconducting phase qubit,” Phys. Rev. Lett. 101, 200401 (2008).

[Crossref]
[PubMed]

M. Mitchell, J. Lundeen, and A. Steinberg, “Super-resolving phase measurements with a multi-photon entangled state,” Nature 429, 161–164 (2004).

[Crossref]
[PubMed]

C. K. Hong and L. Mandel, “Experimental realization of a localized one-photon state,” Phys. Rev. Lett. 56, 58–60 (1986).

[Crossref]
[PubMed]

N. Katz, M. Neeley, M. Ansmann, R. C. Bialczak, M. Hofheinz, E. Lucero, A. Oconnell, H. Wang, A. N. Cleland, J. M. Martinis, and A. N. Korotkov, “Reversal of the weak measurement of a quantum state in a superconducting phase qubit,” Phys. Rev. Lett. 101, 200401 (2008).

[Crossref]
[PubMed]

P. Kok, W.J. Munro, K. Nemoto, T. C. Ralph, J. P. Dowling, and G. J. Milburn, “Linear optical quantum computing with photonic qubits,” Rev. Mod. Phys. 79, 135–173 (2007).

[Crossref]

E. Knill, R. Laamme, and G. J. Milburn, “A scheme for efficient quantum computation with linear optics,” Nature (London) 409, 46–52 (2001).

[Crossref]

M. Mitchell, J. Lundeen, and A. Steinberg, “Super-resolving phase measurements with a multi-photon entangled state,” Nature 429, 161–164 (2004).

[Crossref]
[PubMed]

D. F. V. James, P. G. Kwiat, W. J. Munro, and A. G. White, “Measurement of qubits: Qubit state tomography,” Phys. Rev. A 64, 052312 (2001).

[Crossref]

P. Kok, W.J. Munro, K. Nemoto, T. C. Ralph, J. P. Dowling, and G. J. Milburn, “Linear optical quantum computing with photonic qubits,” Rev. Mod. Phys. 79, 135–173 (2007).

[Crossref]

N. Katz, M. Neeley, M. Ansmann, R. C. Bialczak, M. Hofheinz, E. Lucero, A. Oconnell, H. Wang, A. N. Cleland, J. M. Martinis, and A. N. Korotkov, “Reversal of the weak measurement of a quantum state in a superconducting phase qubit,” Phys. Rev. Lett. 101, 200401 (2008).

[Crossref]
[PubMed]

P. Kok, W.J. Munro, K. Nemoto, T. C. Ralph, J. P. Dowling, and G. J. Milburn, “Linear optical quantum computing with photonic qubits,” Rev. Mod. Phys. 79, 135–173 (2007).

[Crossref]

M. A. Nielsen and I. L. Chuang, Quantum Computation and Quantum Information (Cambridge University Press, Cambridge, 2000).

N. Katz, M. Neeley, M. Ansmann, R. C. Bialczak, M. Hofheinz, E. Lucero, A. Oconnell, H. Wang, A. N. Cleland, J. M. Martinis, and A. N. Korotkov, “Reversal of the weak measurement of a quantum state in a superconducting phase qubit,” Phys. Rev. Lett. 101, 200401 (2008).

[Crossref]
[PubMed]

P. Kok, W.J. Munro, K. Nemoto, T. C. Ralph, J. P. Dowling, and G. J. Milburn, “Linear optical quantum computing with photonic qubits,” Rev. Mod. Phys. 79, 135–173 (2007).

[Crossref]

N. Gisin, G. Ribordy, W. Tittel, and H. Zbinden, “Quantum cryptography,” Rev. Mod. Phys. 74, 145–195 (2002).

[Crossref]

R. Shankar, Principles of Quantum Mechanics, 2nd ed., (Plenum Press, New York, 1994).

M. Mitchell, J. Lundeen, and A. Steinberg, “Super-resolving phase measurements with a multi-photon entangled state,” Nature 429, 161–164 (2004).

[Crossref]
[PubMed]

N. Gisin, G. Ribordy, W. Tittel, and H. Zbinden, “Quantum cryptography,” Rev. Mod. Phys. 74, 145–195 (2002).

[Crossref]

M. Koashi and M. Ueda, “Reversing measurement and probabilistic quantum error correction,” Phys. Rev. Lett. 82, 2598–2601 (1999).

[Crossref]

N. Katz, M. Neeley, M. Ansmann, R. C. Bialczak, M. Hofheinz, E. Lucero, A. Oconnell, H. Wang, A. N. Cleland, J. M. Martinis, and A. N. Korotkov, “Reversal of the weak measurement of a quantum state in a superconducting phase qubit,” Phys. Rev. Lett. 101, 200401 (2008).

[Crossref]
[PubMed]

D. F. V. James, P. G. Kwiat, W. J. Munro, and A. G. White, “Measurement of qubits: Qubit state tomography,” Phys. Rev. A 64, 052312 (2001).

[Crossref]

N. Gisin, G. Ribordy, W. Tittel, and H. Zbinden, “Quantum cryptography,” Rev. Mod. Phys. 74, 145–195 (2002).

[Crossref]

M. Mitchell, J. Lundeen, and A. Steinberg, “Super-resolving phase measurements with a multi-photon entangled state,” Nature 429, 161–164 (2004).

[Crossref]
[PubMed]

E. Knill, R. Laamme, and G. J. Milburn, “A scheme for efficient quantum computation with linear optics,” Nature (London) 409, 46–52 (2001).

[Crossref]

S.-Y. Baek, O. Kwon, and Y.-H. Kim, “Temporal shaping of a heralded single-photon wave packet,” Phys. Rev. A 77, 013829 (2008).

[Crossref]

D. F. V. James, P. G. Kwiat, W. J. Munro, and A. G. White, “Measurement of qubits: Qubit state tomography,” Phys. Rev. A 64, 052312 (2001).

[Crossref]

J. Fiurasek and Z. Hradil, “Maximum-likelihood estimation of quantum processes,” Phys. Rev. A 63, 020101(R) (2001).

[Crossref]

S.-Y. Baek, Y. W. Cheong, and Y.-H. Kim, “Minimum disturbance measurement without postselection,” Phys. Rev. A 77, 060308(R) (2008).

[Crossref]

K. Banaszek, “Fidelity Balance in Quantum Operations,” Phys. Rev. Lett. 86, 1366–1369 (2001).

[Crossref]
[PubMed]

C. K. Hong and L. Mandel, “Experimental realization of a localized one-photon state,” Phys. Rev. Lett. 56, 58–60 (1986).

[Crossref]
[PubMed]

M. Koashi and M. Ueda, “Reversing measurement and probabilistic quantum error correction,” Phys. Rev. Lett. 82, 2598–2601 (1999).

[Crossref]

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

[Crossref]
[PubMed]

N. Katz, M. Neeley, M. Ansmann, R. C. Bialczak, M. Hofheinz, E. Lucero, A. Oconnell, H. Wang, A. N. Cleland, J. M. Martinis, and A. N. Korotkov, “Reversal of the weak measurement of a quantum state in a superconducting phase qubit,” Phys. Rev. Lett. 101, 200401 (2008).

[Crossref]
[PubMed]

N. Gisin, G. Ribordy, W. Tittel, and H. Zbinden, “Quantum cryptography,” Rev. Mod. Phys. 74, 145–195 (2002).

[Crossref]

P. Kok, W.J. Munro, K. Nemoto, T. C. Ralph, J. P. Dowling, and G. J. Milburn, “Linear optical quantum computing with photonic qubits,” Rev. Mod. Phys. 79, 135–173 (2007).

[Crossref]

R. Shankar, Principles of Quantum Mechanics, 2nd ed., (Plenum Press, New York, 1994).

M. A. Nielsen and I. L. Chuang, Quantum Computation and Quantum Information (Cambridge University Press, Cambridge, 2000).

The Physics of Quantum Information, edited by D. Bouwmeester, A. K. Ekert, and A. Zeilinger (Springer, Berlin, 2000).

The calculated and measured p values for each BP set agreed well. For example, for two pieces of BP’s, they are 0.478 and 0.455, respectively, and for seven pieces of BP’s, they are 0.897 and 0.895.