Acta Optica Sinica, Volume. 36, Issue 4, 427002(2016)

Investigation on Maintaining Entanglement of Two Qubits in Ultrastrong Coupling Region

Tian Guihua1、*, Dong Kun1, and Zhong Shuquan2
Author Affiliations
  • 1[in Chinese]
  • 2[in Chinese]
  • show less
    References(36)

    [1] [1] Z L Xiang, S Ashhab, J Q You, et al.. Hybrid quantum circuits: Superconducting circuits interacting with other quantum systems[J]. Rev Mod Phys, 2013, 85(1): 623-653.

    [2] [2] J Q You, J S Tsai, F Nori. Controllable manipulation and entanglement of macroscopic quantum states in coupled charge qubits[J]. Phys Rev B, 2003, 68(2): 024510.

    [3] [3] J Q You, F Nori. Superconducting circuits and quantum information[J]. Phys Today, 2005, 58(11): 42-48.

    [4] [4] J Q You, F Nori. Atomic physics and quantum optics using superconducting circuits[J]. Nature, 2011, 474(7353): 589-597.

    [5] [5] M Wallquist, K Hammerer, P Rabl, et al.. Hybrid quantum devices and quantum engineering[J]. Phys Scr, 2009, 137: 014001.

    [6] [6] A Wallraff, D I Schuster, A Blais, et al.. Strong coupling of a single photon to a superconducting qubit using circuit quantum electrodynamics[J]. Nature, 2004, 431(7005): 162-167.

    [7] [7] T Niemczyk, F Deppe, H Huebl, et al.. Circuit quantum electrodynamics in the ultrastrong-coupling regime[J]. Nat Phys, 2010, 6(10): 772-776.

    [8] [8] P D Nation, J R Johansson, M P Blencowe, et al.. Colloquium: Stimulating uncertainty: Amplifying the quantum vacuum with superconducting circuits[J]. Rev Mod Phys, 2012, 84(1): 1-24.

    [9] [9] J M Martinis, S Nam, J Aumentado. Rabi oscillations in a large Josephson-Junction qubit[J]. Phys Rev Lett, 2002, 89(11): 117901.

    [10] [10] E K Irish, J Gea-Banacloche, I Martin, et al.. Dynamics of a two-level system strongly coupled to a high-frequency quantum oscillator [J]. Phys Rev B, 2005, 72(19): 195410.

    [11] [11] E K Irish. Generalized rotating-wave approximation for arbitrarily large coupling[J]. Phys Rev Lett, 2007, 99(17): 173601.

    [12] [12] S Agarwal, S M Hashemi Rafsanjani, J H Eberly. Tavis-Cummings model beyond the rotating wave approximation: Quasi-degenerate qubits[J]. Phys Rev A, 2012, 85(4): 043815.

    [13] [13] Q Ai, Y Li, H Zheng, et al.. Quantum anti-Zeno effect without rotating wave approximation[J]. Phys Rev A, 2010, 81(4): 042116.

    [14] [14] S Ashhab, F Nori. Qubit-oscillator systems in the ultrastrong-coupling regime and their potential for preparing nonclassical state[J]. Phys Rev A, 2010, 81(4): 042311.

    [15] [15] A T Sornborger,A N Cleland,M R Geller. Superconducting phase qubit coupled to a nanomechanical resonator: Beyond the rotatingwave approximation[J]. Phys Rev A, 2004, 70(5): 052315.

    [16] [16] S Y Hao, Y Xia, J Song, et al.. One-step generation of multiatom Greenberger–Horne–Zeilinger states in separate cavities via adiabatic passage[J]. J Opt Soc Am B, 2013, 30(2): 468-474.

    [17] [17] M Lu, Y Xia, J Song, et al.. Driving three atoms into a singlet state in an optical cavity via adiabatic passage of a dark state[J]. J Phys B, 2013, 46(1): 015502.

    [18] [18] Y H Chen, Y Xia, J Song. Effective protocol for generation of multiple atoms entangled states in two coupled cavities via adiabatic passage [J]. Quan Inf Process, 2013, 12(12): 3771-3783.

    [19] [19] Y H Chen, Y Xia, J Song, et al.. Shortcuts to adiabatic passage for multiparticles in distant cavities: applications to fast and noise-resistant quantum population transfer, entangled states' preparation and transition[J]. Laser Phys Lett, 2014, 11(11): 115201.

    [20] [20] Y H Chen, Q Q Chen, Y Xia, et al.. Efficient shortcuts to adiabatic passage for fast population transfer in multiparticle systems[J]. Phys Rev A, 2014, 89(3): 033856.

    [21] [21] O Gittsovich, N J Beaudry, V Narasimhachar, et al.. Squashing model for detectors and applications to quantum-key-distribution protocols [J]. Phys Rev A, 2015, 89(1): 012325.

    [22] [22] Y H Chen, Y Xia, Q Q Chen, et al.. Fast and noise-resistant implementation of quantum phase gates and creation of quantum entangled states[J]. Phys Rev A, 2015, 91(1): 012325.

    [23] [23] J Hausinger, M Grifoni. Qubit-oscillator system: An analytical treatment of the ultrastrong coupling regime[J]. Phys Rev A, 2010, 82(6): 062320.

    [24] [24] T Liu, K L Wang, M Feng. The generalized analytical approximation to the solution of the single-mode spin-boson model without rotatingwave approximation[J]. Europhysics Lett, 2009, 86(5): 054003.

    [25] [25] J Casanova, G Romero, I Lizuain, et al.. Deep strong coupling regime of the Jaynes-Cummings model[J]. Phys Rev Lett, 2010, 105(26): 263603.

    [26] [26] M J Hwang, M S Choi. Variational study of a two-level system coupled to a harmonic oscillator in an ultrastrong-coupling regime[J]. Phys Rev A, 2010, 82(2): 025802.

    [27] [27] I D Feranchuk, L I Komarov, A P Ulyanenkov. Two-level system in a one-mode quantum field: Numerical solution on the basis of the operator method[J]. J Phys A: Math Gen, 1996, 29(14): 4035-4047.

    [28] [28] M A Talab, S Guerin, H R Jauslin. Quantum averaging and resonances: Two-level atom in a one-mode quantized field[J]. J Math Phys, 2005, 46(4): 042311.

    [29] [29] F A Wolf, F Vallone, G Romero, et al.. Dynamical correlation functions and the quantum Rabi model[J]. Phys Rev A, 2013, 87(2): 023835.

    [30] [30] I I Rabi. Space quantization in a gyrating magnetic field[J]. Phys Rev, 1937, 51(8): 652-654.

    [31] [31] E T Jaynes, F W Cummings. Comparison of quantum and semiclassical radiation theories with application to the beam maser[J]. Proc IEEE, 1963, 51(1): 89-109.

    [33] [33] Guo Zhanying, Zhang Xinhai, Xiao Ruihua, et al.. Dynamics of quantum entanglement in a two-qubit XXZ Heisenberg system[J]. Acta Optica Sinica, 2014, 34(7): 0727001.

    [34] [34] Zhai Shuqin, Yang Rui. Three-color and tripartite entangled state from cascaded type I second-harmonic generations[J]. Acta Optica Sinica, 2014, 34(4): 0427002.

    [35] [35] Ting Yu , J H Eberly. Sudden death of entanglement [J]. Science, 2009, 323(5914): 598-601.

    [36] [36] M O Scully, M Zubairy. Quantum optics[M]. Cambridge: Cambridge University Press, 1996.

    Tools

    Get Citation

    Copy Citation Text

    Tian Guihua, Dong Kun, Zhong Shuquan. Investigation on Maintaining Entanglement of Two Qubits in Ultrastrong Coupling Region[J]. Acta Optica Sinica, 2016, 36(4): 427002

    Download Citation

    EndNote(RIS)BibTexPlain Text
    Save article for my favorites
    Paper Information

    Category: Quantum Optics

    Received: Oct. 23, 2015

    Accepted: --

    Published Online: Apr. 5, 2016

    The Author Email: Guihua Tian (tgh-2000@263.net)

    DOI:10.3788/aos201636.0427002

    Topics