2011, Vol. 28(5): 50308-050308    DOI: 10.1088/0256-307X/28/5/050308
	Entanglement of Two-Superconducting-Qubit System Coupled with a Fixed Capacitor
	TIAN Li-Jun1,2**, QIN Li-Guo1,2, ZHANG Hong-Biao3
	1Department of Physics, Shanghai University, Shanghai 200444 2Shanghai Key Lab for Astrophysics, Shanghai 200234 3Institute of Theoretical Physics, Northeast Normal University, Changchun 130024
	收稿日期 2010-09-09  修回日期 1900-01-01
	Supporting info
	[1] Nielsen M and Chuang I 2000 Quantum Computation and Quantum Information (Cambridge: Cambridge University) [2] Pashkin Y A, Yamamoto T, Astafiev O, Nakamura Y, Averin D V and Tsai J S 2003 Nature 421 823 [3] A J Berkley, Berkley A J, Xu H, Ramos R C, Gubrud M A, Strauch F W, Johnson P R anderson J R, Dragt A J, Lobb C J and Wellstood F C 2003 Science 300 1548 [4] Yu C S and Song H S 2006 Phys. Rev. A 73 022325 [5] Chen K, Albeverio S and Fei S M 2005 Phys. Rev. Lett. 95 210501 [6] Cao M and Zhu S 2005 Phys. Rev. A 71 034311 [7] Souza A M, Reis M S, Soares-Pinto D O, Oliveira I S and Sarthour R S 2008 Phys. Rev. B 77 104402 [8] Contreras-Pulido L D and Aguado R 2008 Phys. Rev. B 77 155420 [9] Yamamoto T, Pashkin Y A, Astafiev O, Nakamura Y and Tsai J S 2003 Nature 425 941 [10] Majer J B, Paauw F G, terHaar A C J, Harmans C J P M and Mooij J E 2005 Phys. Rev. Lett. 94 090501 [11] Vion D, Aassime A, Cottet A, Joyez P, Pothier H, Urbina C, Esteve D and Devoret M H 2002 Science 296 886 [12] Martinis J M, Nam S, Aumentado J and Urbina C 2002 Phys. Rev. Lett. 89 117901 [13] McDermott R, Simmonds R W, Steffen M, Cooper K B, Cicak K, Osborn K D, Oh S, Pappas D P and Martinis J M 2005 Science 307 1299 [14] You J Q and Nori F 2005 Phys. Today 58 42 [15] Lambropoulos P and Petrosyan D 2006 Fundamentals of Quantum Optics and Quantum Information (Berlin: Springer) [16] Mooij H 2005 Science 307 1210 [17] Izmalkov A, Grajcar M, Ilichev E, Wagner T, Meyer H -G, Smirnov A Y, Amin M H S, Maassen van den Brink A and Zagoskin A M 2004 Phys. Rev. Lett. 93 037003 [18] Kim M D and Cho S Y 2007 Phys. Rev. B 75 134514 [19] Wallraff A, Schuster D I, Blais A, Frunzio L, Huang R- S, Majer J, Kumar S, Girvin S M and Schoelkopf R J 2004 Nature 431 162 [20] Pashkin Y A, Yamamoto T, Astafiev O, Nakamura Y, Averin D V and Tsai J S 2003 Nature 421 823 [21] Tian L J and Qin L G 2010 Eur. Phys. J. D 57 123 [22] Shaw M D, Schneiderman J F, Bueno J, Palmer B S, Delsing P and Echternach P M 2009 Phys. Rev. B 79 014516 [23] Paladino E, Mastellone A, DArrigo A and Falci G 2010 Phys. Rev. B 81 052502 [24] Paraoanu G S 2006 Phys. Rev. B 74 140504(R) [25] Li J, Chalapat K and Paraoanu G S 2008 Phys. Rev. B 78 064503 [26] Echternach P M, LeDuc H G, Skalare A and McGrath W G, 1999 Proceedings of the Tenth International Symposium on Space Terahertz Technology (Charlottesville: University of Virginia) p 261 [27] Hill S and Wootters W K 1997 Phys. Rev. Lett. 78 5022 [28] Wootters W K 1998 Phys. Rev. Lett. 80 2245 [29] Gunlycke D, Kendon V M, Vedral V and Bose S 2001 Phys. Rev. A 64 042302