[1] Landau L D, Lifshitz E M 1960 Electrodynamics of continuous media (Oxford Pergamon Press) p417
[2] Eerenstein W, Mathur N D, Scott J F 2006 Nature 442 759
[3] Fetisov Y K, Bush A A, Kamentsev K E, Ostashchenko A Y, Srinivasan G 2006 IEEE Sens. J. 6 935
[4] Fiebig M 2005 J. Phys. D.:Appl. Phys. 38 R123
[5] Nan C W, Bichurin M I, Dong S X, Viehland D, Srinivasan G 2008 J. Appl. Phys. 103 031101
[6] Bibes M, Barthelemy A 2008 Nat. Mater. 7 425
[7] Israel C, Mathur N D, Scott J F 2008 Nat. Mater. 7 93
[8] Folen V J, Rado G T, Stalder E W 1961 Phys. Rev. Lett. 6 607
[9] Zhong C G, Jiang Q, Fang J H, Ge C W 2009 Acta Phys. Sin. 58 3491 (in Chinese) [仲崇贵、蒋 青、方靖淮、葛存旺 2009 物理学报 58 3491]
[10] Ryu J, Priya S, Uchino K, Kim H E 2002 J. Electroceramics 8 107
[11] Pan D A, Bai Y, Chu W Y, Qiao L J 2008 J. Phys.:Condens. Matter. 20 025203
[12] Laletin V M, Paddubnaya N, Srinivasan G, De Vreugd C P, Bichurin M I, Petrov V M, Filippov D A 2005 Appl. Phys. Lett. 87 222507
[13] Dong S X, Zhai J Y, Xing Z P, Li J F, Viehland D 2007 Appl. Phys. Lett. 91 022915
[14] Chashin D V, Fetisov Y K, Tafintseva E V, Srinivasan G 2008 Solid State Commun. 148 55
[15] Bi K, Wang Y G 2010 Solid State Commun. 150 248
[16] Bi K, Wang Y G, Wu W, Pan D A 2010 J. Phys. D.:Appl. Phys. 43 132002
[17] Pan D A, Zhang S G, Tian J J, Sun J S, Volinsky A A, Qiao L J 2010 Chin. Phys. B 19 027201
[18] Bian L X, Wen Y M, Li P 2009 Acta Phys. Sin. 58 4205 (in Chinese) [卞雷祥、文玉梅、李 平 2009 物理学报 58 4205]
[19] Zhang Y F, Wen Y M, Li P, Bian L X 2009 Acta Phys. Sin. 58 0546 (in Chinese) [张延芳、文玉梅、李 平、卞雷祥 2009 物理学报 58 0546]
[20] Wan J G, Li Z Y, Wang Y, Zeng M, Wang G H, Liu J M 2005 Appl. Phys. Lett. 86 202504
[21] Nan C W, Liu G, Lin Y H 2003 Appl. Phys. Lett. 83 4366