A scheme for realization of quantum SWAP gate in cavity QED

Juan HE; Liu YE; Zhi-xiang NI

[1] Preskill J. Realiable quantum computers [J].Proc. R. Soc. Lond. A,1998,454: 385-410.

[2] Raimond J M,Brune M,et al. Manipulating quantum entanglement with atoms and photons in a cavity [J].Rev.Mod. Phys.,2001,73: 565-582.

[3] Garcia-Ripoll J J,Zoller P,Cirac J I. Speed optimized two-qubit gates with laser coherent control techniques forion trap quantum computing [J].Phys. Rev. Lett.,2003,91: 157901-1-4.

[4] Negrevergne C,Mahesh T S,Ryan C A,et al. Benchmarking quantum control methods on a 12-qubit system [J].Phys. Rev. Lett.,2006,96: 170501-1-4.

[5] Knill E,Laflamme R. Milburn G J. A scheme for efficient quantum computation with linear optics [J].Nature,2001,409: 46-52.

[6] Sleator T,Weinfurter H. Realizable universal quantum logic gates [J].Phys. Rev. Lett.,1995,74: 4087-4090.

[7] Liang L M,Li C Z. Realization of quantum SWAP gate between flying and stationary qubits [J].Phys. Rev. A,2005,72: 024303-1-4.

[8] Yang C P,Cun S I. Possible realization of entanglement,logical gates,and quantum-information transfer with superconducting-quantum-interference-device qubits in cavity QED [J].Phys. Rev. A,2003,67: 042311-1-8.

[9] Yavuz D D. Single photon SWAP gate using electromagnetically induced transparency [J].Phys. Rev. A,2005,71: 053816-1-4.

[10] Zheng S B,Guo G C. Efficient scheme for two-atom entanglement and quantum information processing in cavity QED [J].Phys. Rev. Lett.,2000,85: 2392-2395.

[11] Lin X M,Zhou Z W,Xue P,et al. Scheme for implementing quantum dense coding via cavity QED [J].Phys.Lett. A,2003,313: 351-355.

[12] Fiorentino M,Kim T,Wong F N C. Single-photon two-qubit SWAP gate for entanglement manipulation [J].Phys.Rev. A,2005,72: 012318-1-4.

[13] Song K H,Zhou Z W,Guo G C. Quantum logic gate operation and entanglement with superconducting quantuminterference devices in a cavity via a Raman transition [J].Phys. Rev. A,2005,71: 052310-1-4.

[14] Yang C P,Chu Shih-I,Han S Y. Simplified realization of two-qubit quantum phase gate with four-level systemsin cavity QED [J].Phys. Rev. A,2004,70: 044303-1-4.

[15] Yang C P,Han S Y. Arbitrary single-qubit operations without energy relaxation in three-level SQUID qubit [J].Phys. Lett. A,2004,321: 273-279.

[16] Zheng S B. Unconventional geometric quantum phase gates with a cavity QED system [J].Phys. Rev. A,2004,70: 052320-1-4.

[17] Zheng S B. Quantum logic gates for two atoms with a single resonant interaction [J].Phys. Rev. A,2005,71:062335-1-4.

[18] Xue Z Y,Zhang C,Dong P,et al. Quantum controlled phase gate and cluster states generation via two superconducting quantum interference devices in a cavity [J].Eur. Phys. J. B,2006,52: 333-336.

[19] Yi X X,Su X H,You L. A conditional quantum phase gate between two 3-state atoms [J].Phys. Rev. Lett.,2003,90: 097902-1-4.

[21] Yang C P,et al. Quantum information transfer and entanglement with SQUID qubits in cavity QED: a dark-statescheme with tolerance for nonuniform device parameter [J].Phys. Rev. Lett.,2004,92: 117902-1-4.