[1] Wood V E, Austin A E 1974 Int. J. Magn. 5 303
[2] Wang J, Neaton J B, Zheng H, Nagarajan V, Ogale S B, Liu B, Viehland D, Vaithyanathan V, Schlom D G, Waghmare U V, Spaldin N A, Rabe K M, Wuttig M, Ramesh R 2003 Science 299 1719
[3] Zavaliche F, Zheng H, Mohaddes-Ardabili L, Yang S Y, Zhan Q, Shafer P, Reilly E, Chopdekar R, Jia Y, Wright P, Schlom D G, Suzuki Y, Ramesh R 2005 Nano Lett. 5 1793
[4] Dix N, Muralidharan R, Caicedo J M, Hrabovsky D, Fina I, Fabrega L, Skumryev V, Varela M, Guyonnet J, Paruch P, Sanchez F, Fontcuberta J 2009 J. Magn. Magn. Mater. 321 1790
[5] Zheng H, Straub F, Zhan Q, Yang P L, Hsieh W K, Zavaliche F, Chu Y H, Dahmen U, Ramesh R 2006 Adv. Mater. 18 2747
[6] Kanamadi C M, Kim J S, Yang H K 2009 J. Alloys Compd. 481 781
[7] Dix N, Muralidharan R, Guyonnet J, Warot-Fonrose B, Varela M, Paruch P, Snchez F, Fontcuberta J 2009 Appl. Phys. Lett. 95 062907.
[8] Liu X M, Fu S Y, Huang C J 2005 Mater. Sci. Eng B 121 255
[9] Smolenskii G A, Chupis I E 1982 Sov. Phys. Usp. 25 475
[10] Sun Y, Huang Z F, Fan H G, Ming X, Wang C Z, Chen G 2009 Acta Phys. Sin. 58 193(in Chinese)[孙 源、黄祖飞、范厚刚、明 星、王春忠、陈 岗 2009 物理学报58 193]
[11] Schwartz R W, Schneller T, Waser R 2004 C. R. Chimie. 7 433
[12] Garino T J, Harrington M, Kingon A I, Myers E R, Tuttle B 1992 Mater. Res. Soc. Symp. Proc. 243 341
[13] Zheng H, Zhan Q, Zavaliche F, Sherburne M, Straub F, Cruz M P, Chen L, Dahmen U, Ramesh R 2006 Nano Lett. 6 1401
[14] Zavaliche F, Yang S Y, Shafer P, Ramesh R, Das R R, Kim D M, Eom C B 2005 Appl. Phys. Lett. 87 182912.
[15] 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]
[16] Ruette B, Zvyagin S, Pyatakov A P, Bush A, Li J F , Belotelov V I, Zvezdin A K, Viehland D 2004 Phys. Rev. B 69 064114
[17] Zhang S T, Ding L Y, Lu M H, Luo Z L 2008 Solid State Commun. 148 420
[18] Zhang Z T, Rondinone A J, Ma J X, Shen J, Dai S 2005 Adv. Mater. 17 1415
[19] Kinemuchi Y, Ishizaka K, Suematsu H, Jiang W, Yatsui K 2002 Thin Solid Films 407 109
[20] Park T J, Papaefthymiou G C, Viescas A J, Moodenbaugh A R, Wong S S 2007 Nano Lett. 7 766
[21] Zhang H, Kajiyoshi K 2010 J. Am. Ceram. Soc. 93 3842
[22] Kumar M, Yadav K L 2007 J. Phys. Chem. Solids 68 1791
[23] Sun P N, Cui L, Lü T Q 2009 Chin. Phys. B 18 1658