[1] Spaldin N A, Fiebig M 2005 Science 309 391
[2] Ramesh R, Spaldin N A 2007 Nat. Mater. 6 21
[3] Ma J, Hu J M, Nan C W 2011 Adv. Mater. 23 1062
[4] Ju C, Yang J C, Luo C, Shafer P, Liu H J, Huang Y L, Kuo H H, Xue F, Luo C W, He Q, Yu P, Arenholz E, Chen L Q, Zhu J, Lu X, Chu Y H 2016 Adv. Mater. 28 876
[5] Eerenstein W, Mathur N D, Scott J F 2006 Nature 442 759
[6] Wan X G, Turner A M, Vishwanath A, Savrasov S Y 2011 Phys. Rev. B 83 205101
[7] Wang F, Senthil T 2011 Phys. Rev. Lett. 106 136402
[8] Gao Y, Zhou T, Huang H X, Wang Q H 2015 Sic. Rep. 5 9251
[9] Hosur P, Parameswaran S A, Vishwanth A 2012 Phys. Rev. Lett. 108 046602
[10] Efetov D K, Kim P 2010 Phys. Rev. Lett. 105 256805
[11] Dean D P M, Cao Y, Liu X, Wall S, Zhu D, Mankowsky R, Thampy V, Chen X M, Vale J G, Casa D, Kim J, Said A H, Juhas P, Alonso-Mori R, Glownia J M, Robert A, Robinson J, Sikorski M, Song S, Kozina M, Lemke H, Patthey L, Owada S, Katayama T, Yabashi M, Tanaka Y, Togashi T, Liu J, Serrao C R, Kim B J, Huber L, Chang C L, McMorrow D F, Frst M, Hill J P 2016 Nat. Mat. 15 601
[12] Liu M, Hoffman J, Wang J, Zhang J X, Cheeseman B N, Bhattacharya1 A 2013 Sic. Rep. 3 1876
[13] Zhi B, Gao G Y, Xu H R, Chen F, Tan X L, Chen P F, Wang L F, Wu W B 2014 ACS Appl. Mater. Interfaces 6 4603
[14] Noheda B, Cox D E, Shirane G, Gao J, Ye Z G 2002 Phys. Rev. B 66 054104
[15] Cao L H, Yao X, Xu Z 2007 Trans. Mater. Heat Treat. 28 1009 (in Chinese) [曹林洪, 姚熹, 徐卓 2007 材料热处理学报 28 1009]
[16] Fang B J, Ding C L, Wu J, Du Q B, Ding J N, Zhao X Y, Xu H Q, Luo H S 2012 Eur. Phys. J. Appl. Phys. 57 30101
[17] Wu T, Bur A, Zhao P, Mohanchandra K P, Wong K, Wang K L, Lynch C S, Carman G P 2011 Appl. Phys. Lett. 98 012504
[18] Das S, Herklotz A, Guo E J, Drr K 2014 J. Appl. Phys. 115 143902
[19] Zheng R K, Wang J, Zhou X Y, Wang Y, Chan H L W, Choy C L, Luo H S 2006 J. Appl. Phys. 99 123714
[20] Thiele C, Drr K, Fhler S, Schultz L, Meyer D C, Levin A A, Paufler P 2005 Appl. Phys. Lett. 87 262502
[21] Thiele C, Drr K, Bilani O, Rdel J, Schultz L 2007 Phys. Rev. B 75 054408
[22] Drr K, Thiele C, Bilani O, Herklotz A, Schultz L 2007 J. Magn. Magn. Mater. 310 1182
[23] Drr K, Zeneli O B, Herklotz A, Rata A D, Boldyreva K, Kim J W, Dekker M C, Nenkov K, Schultz L, Reibold M 2009 Eur. Phys. J. B 71 361
[24] Zheng R K, Wang Y, Wang J, Wong K S, Chan H L W, Choy C L, Luo H S 2006 Phys. Rev. B 74 094427
[25] Zheng R K, Chao C, Chan H L W, Choy C L, Luo H S 2007 Phys. Rev. B 75 024110
[26] Zheng R K, Wang Y, Chan H L W, Choy C L, Luo H S 2007 Phys. Rev. B 75 212102
[27] Zheng R K, Wang Y, Chan H L W, Choy C L, Luo H S 2008 Appl. Phys. Lett. 92 082908
[28] Zheng R K, Habermeier H U, Chan H L W, Choy C L, Luo H S 2009 Phys. Rev. B 79 104433
[29] Zheng R K, Jiang Y, Wang Y, Chan H L, Choy C L, Luo H S 2009 Phys. Rev. B 79 174420
[30] Zheng R K, Habermeier H U, Chan H L W, Choy C L, Luo H S 2010 Phys. Rev. B 81 104427
[31] Zheng R K, Wang Y, Chan H L W, Choy C L, Luo H S 2010 J. Appl. Phys. 108 124103
[32] Zhu Q X, Wang W, Yang S W, Li X M, Wang Y, Habermeier H U, Luo H S, Chan H L W, Zheng R K 2012 Appl. Phys. Lett. 101 172906
[33] Zheng R K, Dong S N, Wu Y Q, Zhu Q X, Wang Y, Chan H L W, Li X M, Luo H S, Li X G 2012 Thin Solid Films 525 45
[34] Zheng R K, Wang Y, Habermeierc H U, Chan H L W, Li X M, Luo H S 2012 J. Alloys Compd. 519 77
[35] Zheng R K, Wang Y, Liu Y K, Gao G Y, Fei L F, Jiang Y, Chan H L W, Li X M, Luo H S, Li X G 2012 Mater. Chem. Phys. 133 42
[36] Zhu Q X, Yang M M, Zheng M, Wang W, Wang Y, Li X M, Luo H S, Li X G, Chan H L W, Zheng R K 2013 J. Alloys Compd. 581 530
[37] Zhu Q X, Zheng M, Wang W, Yang M M, Wang Y, Li X M, Luo H S, Li X G, Chan H L W, Zheng R K 2013 J. Appl. Phys. 114 073904
[38] Zheng M, Li X Y, Yang M M, Zhu Q X, Wang Y, Li X M, Shi X, Chan H L W, Li X G, Luo H S, Zheng R K 2013 Appl. Phys. Lett. 103 263507
[39] Zheng M, Yang M M, Zhu Q X, Li X Y, Gao G Y, Zheng R K, Wang Y, Li X M, Shi X, Luo H S, Li X G 2014 Phys. Rev. B 90 224420
[40] Zheng R K, Zhou X Y, Wang Y, Choy C L, Luo H S 2007 Ferroelectrics 357 87
[41] Zheng R K, Wang Y, Chan H L W, Choy C L, Luo H S 2007 Appl. Phys. Lett. 90 152904
[42] Zheng R K, Jiang Y, Wang Y, Chan H L W, Choy C L, Luo H S 2008 Appl. Phys. Lett. 93 102904
[43] Zheng R K, Wang Y, Chan H L W, Choy C L, Habermeier H U, Luo H S 2010 J. Appl. Phys. 108 033912
[44] Zhu Q X, Wang W, Zhao X Q, Li X M, Wang Y, Luo H S, Chan H L W, Zheng R K 2012 J. Appl. Phys. 111 103702
[45] Sheng Z G, Gao J, Sun Y P 2009 Phys. Rev. B 79 174437
[46] Chen L P, Gao J 2011 Europhys. Lett. 93 47009
[47] Wang S Y, Gao J 2011 Europhys. Lett. 95 57001
[48] Guo E J, Gao J, Lu H B 2011 Appl. Phys. Lett. 98 081903
[49] Guo E J, Gao J, Lu H B 2011 Europhys.Lett. 95 47006
[50] Wang S Y, Gao J 2012 Europhys. Lett. 97 57009
[51] Wu Z P, Wang L, Guo E J, Gao J 2012 J. Appl. Phys. 111 07E105
[52] Wang J F, Jiang Y C, Wu Z P, Gao J 2013 Appl. Phys. Lett. 102 071913
[53] Jiang T, Yang S W, Liu Y K, Yin Y W, Dong S N, Zhao W B, Li X G 2013 Appl. Phys. Lett. 5 053504
[54] Zhao W B, Zhang D L, Meng D C, Huang W C, Feng L, Hou C M, Lu Y L, Yin Y W, Li X G 2016 Appl. Phys. Lett. 26 263502
[55] Yang Y J, Yang M M, Luo Z L, Huang H L, Wang H B, Bao J, Hu C S, Pan G Q, Yao Y K, Li X G, Zhang S, Zhao Y G, Gao C 2012 Appl. Phys. Lett. 100 043506
[56] Yang Y J, Luo Z L, Yang M M, Huang H L, Wang H B, Bao J, Pan G Q, Gao C, Hao Q, Wang S T, Jokubaitis M, Zhang W Z, Xiao G, Yao Y P, Liu Y K, Li X G 2013 Appl. Phys. Lett. 102 033501
[57] Xue X, Zhou Z Y, Dong G H, Feng M M, Zhang Y J, Zhao S S, Hu Z Q, Ren W, Ye Z G, Liu Y H, Liu M 2017 ACS Nano 11 9286
[58] Zhu M M, Zhou Z Y, Xue X, Guan M M, Xian D, Wang C Y, Hu Z Q, Jiang Z D, Ye Z G, Ren W, Liu M 2017 Appl. Phys. Lett. 111 102903
[59] Zhu M, Hu Z, Li C, Xue X, Yang G, Ren W, Ye Z G, Zhou Z, Liu M 2018 IEE Magn. Lett. 9 2501105
[60] Wang J, Hu F X, Chen L, Sun J R, Shen B G 2011 J. Appl. Phys. 109 07D715
[61] Zhao Y Y, Wang J, Hu F X, Kuang H, Wu R R, Zheng X Q, Sun J R, Shen B G 2014 J. Appl. Phys. 115 17D708
[62] Zhao Y Y, Wang J, Kuang H, Hu F X, Zhang H R, Liu Y, Zhang Y, Wang S H, Wu R R, Zhang M, Bao L F, Sun J R, Shen B G 2014 Sic. Rep. 4 7075
[63] Zhao Y Y, Wang J, Kuang H, Hu F X, Liu Y, Wu R R, Zhang X X, Sun J R, Shen B G 2015 Sic. Rep. 5 9668
[64] Wang J, Hu F X, Li R W, Sun J R, Shen B G 2010 Appl. Phys. Lett. 96 052501
[65] Wang J, Hu F X, Chen L, Zhao Y Y, Lu H X, Sun J R, Shen B G 2013 Appl. Phys. Lett. 102 022423
[66] Qiao K M, Li J, Liu Y, Kuang H, Wang J, Hu F X, Sun J R, Shen B G 2018 J. Magn. Magn. Mater. 456 439
[67] Chen L, Hu F X, Wang J, Shen J, Sun J R, Shen B G, Yin J H, Pan L Q 2011 J. Appl. Phys. 109 07D713
[68] Chen Q P, Yang J J, Zhao Y G, Zhang S, Wang J W, Zhu M H, Yu Y, Zhang X Z, Wang Z, Yang B, Xie D, Ren T L 2011 Appl. Phys. Lett. 98 172507
[69] Zhou W P, Xiong Y Q, Zhang Z M, Wang D H, Tan W S, Cao Q Q, Qian Z H, Du Y W 2016 ACS Appl. Mater. Interfaces 8 5424
[70] Li Q, Wang D H, Cao Q Q, Du Y W 2017 Chin. Phys. B 26 097502
[71] Jia R R, Zhang J C, Zheng R K, Deng D M, Habermeier H U, Chan H L W, Luo H S, Cao S X 2010 Phys. Rev. B 82 104418
[72] Li W, Dong X L, Wang S H, Jin K X 2016 Appl. Phys. Lett. 109 091907
[73] Guo Q, Xu X G, Wang F, Lu Y, Chen J, Wu Y, Meng K K, Wu Y, Miao J, Jiang Y 2018 Nanotechnology 29 224003
[74] Nan T, Liu M, Ren W, Ye Z G, Sun N X 2014 Sci. Rep. 4 5931
[75] Petraru A, Soni, R, Kohlstedt H 2014 Appl. Phys. Lett. 105 092902
[76] Shastry S, Srinivasan G, Bichurin M I, Petrov V M, Tatarenko A S 2004 Phys. Rev. B 70 064416
[77] Petrov V M, Srinivasan G, Galkina T A 2008 J. Appl. Phys. 104 113910
[78] Petrov V M, Srinivasan G 2014 Phys. Rev. B 90 144411
[79] Wang P, Jin C, Zheng D X, Li D, Gong J L, Li P, Bai H L 2016 ACS Appl. Mater. Interfaces 8 24198
[80] Zavaliche F, Zhao T, Zheng H, Straub F, Cruz M P, Yang P L, Hao D, Ramesh R 2007 Nano Lett. 7 1586
[81] Yang J J, Zhao Y G, Tian H F, Luo L B, Zhang H Y, He Y J, Luo H S 2009 Appl. Phys. Lett. 94 212504
[82] Park J H, Lee J H, Kim M G, Jeong Y K, Oak M A, Jang H M, Choi H J, Scott J F 2010 Phys. Rev. B 81 134401
[83] Park J H, Jeong Y K, Ryu S, Son J Y, Jang H M 2010 Appl. Phys. Lett. 96 192504
[84] Ding H, Cheah J W, Chen L, Sritharan T, Wang J L 2012 Thin Solid Films 522 420
[85] Kim J, Yao L, Dijken S 2013 J. Phys.: Condens. Matter 25 082205
[86] Wang Z G, Yang Y D, Viswan R, Li J F, Viehland D 2011 Appl. Phys. Lett. 99 043110
[87] Wang Z G, Viswan R, Hu B L, Li J F, Harris V G, Viehland D 2012 J. Appl. Phys. 111 034108
[88] Wang Z, Wang Y, Ge W, Li J, Viehland D 2013 Appl. Phys. Lett. 103 132909
[89] Wang Z G, Zhang Y, Viswan R, Li Y X, Luo H S, Li J F, Viehland D 2014 Phys. Rev. B 89 035118
[90] Liu M, Obi O, Lou J, Chen Y J, Cai Z H, Stoute S, Espanol M, Lew M, Situ X D, Ziemer K S, Harris V G, Sun N X 2009 Adv. Funct. Mater. 19 1826
[91] Liu M, Obi O, Lou J, Stoute S, Cai Z, Ziemer K, Sun N X 2009 J. Phys. D: Appl. Phys. 42 045007
[92] Zhang Y J, Liu M, Zhang L, Zhou Z Y, Peng B, Wang C Y, Lin Q J, Jiang Z D, Ren W, Ye Z G 2017 Appl. Phys. Lett. 110 082902
[93] Tkach A, Yazdi M B, Foerster M, Bttner F, Vafaee M, Fries M, Klui M 2015 Phys. Rev. B 91 024405
[94] Yang Y J, Luo Z L, Huang H L, Gao Y C, Bao J, Li X G, Zhang S, Zhao Y G, Chen X C, Pan G Q, Gao C 2011 Appl. Phys. Lett. 98 153509
[95] Yang Y J, Yang M M, Luo Z L, Hu C S, Bao J, Huang H L, Zhang S, Wang J W, Li P S, Liu Y, Zhao Y G, Chen X C, Pan G Q, Jiang T, Liu Y K, Li X G, Gao C 2014 J. Appl. Phys. 115 173505
[96] Tatarenko A S, Ustinov A P, Srinivasan G, Petrov V M, Bichurin M I 2010 J. Appl. Phys. 108 063923
[97] Xue X, Dong G, Zhou Z, Xian D, Hu Z, Ren W, Ye X G, Chen W, Jiang Z D, Liu M 2017 ACS Appl. Mater. Interfaces 9 43188
[98] Tan Y, Liang K, Mei Z, Zhou P, Liu Y, Qi Y, Ma Z, Zhang T 2018 Ceram. Int. 44 5564
[99] Hockel J L, Pollard S D, Wetzlar K P, Wu T, Zhu Y, Carman G P 2013 Appl. Phys. Lett. 102 242901
[100] Gilbert I, Chavez A C, Pierce D T, Unguris J, Sun W Y, Liang C Y, Carman G P 2016 Appl. Phys. Lett. 109 162404
[101] Tkach A, Kehlberger A, Bttner F, Jakob G, Eisebitt S, Klui M 2015 Appl. Phys. Lett. 106 0624044
[102] Tkach A, Kehlberger A, Bttner F, Jakob G, Eisebitt S, Klui M 2016 Ferroelectrics 499 135
[103] Tkach A, Kehlberger A, Bttner F, Jakob G, Eisebitt S, Klui M 2016 J. Phys. D: Appl. Phys. 49 335004
[104] Gao Y, Hu J M, Wu L, Nan C W 2015 J. Phys.: Condens. Matter 27 504005
[105] Chen S Y, Zhang H Q, Ye Q Y, Hu Z Q, Huang Z G, Sun N X 2016 J. Alloys Compd. 656 871
[106] Zhang N, Hou W W, Ye Q Y, Han S, Chen S Y, Huang Z G, Zhang H Q 2017 Appl. Phys. 7 31 (in Chinese) [张旎, 侯薇薇, 叶晴莹, 韩森, 陈水源, 黄志高, 张慧钦 2017 应用物理 7 31]
[107] Shen J, Shang D, Chai Y, Wang Y, Cong J, Shen S, Yan L, Wang W, Sun Y 2016 Phys. Rev. Appl. 6 064028
[108] Feng M, Jiang L Y, Sun X D, Zhao X, Xu H 2018 Jinlin Normal Univ. J. (Nat. Sci. Ed.) 2 8 (in Chinese) [冯明, 姜立月, 孙晓东, 赵雪, 徐航 2018 吉林师范大学报 2 8]
[109] Xiang J S, Ye J, Yang Y L, Xie Y, Li W, Chen Z Y 2016 J. Phys. D: Appl. Phys. 49 325002
[110] Conte R L, Xiao Z, Chen C, Stan C V, Gorchon J, El-Ghazaly A, Nowakowski M E, Sohn H, Pattabi A, Scholl A, Tamura N, Sepulveda A, Carman G P, Candler P, Candler R N, Bokor J 2018 Nano Lett. 18 1952
[111] Yang S, Feng L, Zhang D, Huang W, Dong S, Wang J, Zou L, Li X, Nan C 2015 J. Alloys Compd. 646 472
[112] DSouza N, Salehi F M, Bandyopadhyay S, Atulasimha J 2016 Nano Lett. 16 1069
[113] Zhou C, Zhang C, Yao J, Jiang C 2016 Appl. Phys. Lett. 109 112404
[114] Zhou W, Ma C, Gan Z, Zhang Z, Wang X, Tan W, Wang D 2017 Appl. Phys. Lett. 111 052401
[115] Jiang C, Jia C, Wang F, Zhou C, Xue D 2018 Phys. Rev. B 97 060408
[116] Yang S W, Peng R C, Jiang T, Liu Y K, Feng L, Wang J J, Chen L Q, Li X G, Nan C W 2014 Adv. Mater. 26 7091
[117] Zhou C, Shen L, Liu M, Gao C, Jia C, Jiang C 2018 Phys. Rev. Appl. 9 014006
[118] Zhang C, Wang F, Dong C, Gao C, Jia C, Jiang C, Xue D 2015 Nanoscale 7 4187
[119] Avula S R V, Heidler J, Dreiser J, Vijayakumar J, Howald L, Nolting F, Piamonteze C 2018 J. Appl. Phys. 123 064103
[120] Kim J H, Ravindranath V, Shin S C 2007 Phys. Status Solidi A 204 4202
[121] Kim J H, Ryu K S, Jeong J W, Shin S C 2010 Appl. Phys. Lett. 97 252508
[122] Teferi M Y, Amaral V S, Lounrenco A C, Das S, Amaral J S, Karpinsky D V, Soares N, Sobolev N A, Kholkin A L, Tavares P B 2012 J. Magn. Magn. Mater. 324 1882
[123] Schleicher B, Niemann R, Diestel A, Hhne R, Schultz L, Fhler S 2015 J. Appl. Phys. 118 053906
[124] Schleicher B, Niemann R, Schwabe S, Hhne R, Schultz L, Nielsch K, Fhler S 2017 Sci. Rep. 7 14462
[125] Du Z, Zhang S, Wang L, Zhao D 2013 Thin Solid Films 544 230
[126] Feng M, Hu J, Wang J, Li Z, Shu L, Nan C W 2013 Appl. Phys. Lett. 103 192903
[127] Gao Y, Hu J, Shu L, Nan C W 2014 Appl. Phys. Lett. 104 142908
[128] Ziętek S, Chęciński, Frankowski M, Skowroński W 2017 J. Magn. Magn. Mater. 428 64
[129] Ziętek S, Ogrodnik P, Skowroński W, Stobiecki F, van Dijken S, Barnaś J, Stobiecki T 2016 Appl. Phys. Lett. 109 072406
[130] Gao Y, Hu J M, Nelson C T, Yang T N, Shen Y, Chen L Q, Ramesh R, Nan C W 2016 Sci. Rep. 6 23696
[131] Yang Y T, Zhang Q M, Wang D H, Song Y Q, Wang L Y, L L Y, Cao Q Q, Du Y W 2013 J. Appl. Phys. 103 082404
[132] Yang Y T, Li J, Peng X L, Wang X Q, Wang D H, Cao Q Q, Du Y W 2016 J. Appl. Phys. 119 073909
[133] Wang D H, Yang Y T, Cao Q Q, Dou Y W 2014 Jinlin Normal Univ. J. (Nat. Sci. Ed.) 2 11 (in Chinese) [王敦辉, 杨艳婷, 曹庆琪, 都有为 2014 吉林师范大学学报 2 11]
[134] Jiang C, Yang C, Wang F, Zhou C, Zhang C, Zhao Z, Xue D 2015 J. Phys. D: Appl. Phys. 48 255002
[135] Yang W G, Morley N A, Sharp J, Tian Y, Rainforth W M 2016 Appl. Phys. Lett. 108 012901
[136] Jin T, Hao L, Cao J, Liu M, Dang H, Wang Y, Wu D, Bai J, Wei F 2014 Appl. Phys. Express 7 043002
[137] Phuoc N N, Ong C K 2015 J. Appl. Phys. 117 213905
[138] Phuoc N N, Ong C K 2016 J. Electron. Mater. 45 4999
[139] Yang C, Wang F, Zhang C, Zhou C, Jiang C 2015 J. Phys. D: Appl. Phys. 48 435001
[140] Jin T, Cao J, Hao L, Liu M, Wang Y, Wu D, Bai J, Wei F 2015 IEEE Trans. Magn. 5 1
[141] Zhu G, Wong K L, Zhao J, Amiri P K, Wang K L, Hockel J, Carman G P, Zhu J, Krivorotov I 2012 J. Appl. Phys. 112 033916
[142] Zhang S, Zhao Y G, Li P S, Yang J J, Rizwan S, Zhang J X, Seidel J, Qu T L, Yang Y J, Luo Z L, He Q, Zou T, Chen Q P, Wang J W, Yang L F, Sun Y, Wu Y Z, Xiao X, Jin X F, Huang J, Gao C, Han X F, Ramesh R 2012 Phys. Rev. Lett. 108 137203
[143] Liu M, Howe B M, Grazulis L, Mahalingam K, Nan T, Sun N X 2013 Adv. Mater. 25 4886
[144] Zhang S, Zhao Y, Xiao X, Wu Y, Rizwan S, Yang L, Li P, Wang J, Zhu M, Zhang H, Jin X, Han X 2014 Sci. Rep. 4 3727
[145] He H, Zhao J T, Luo Z L, Yang Y J, Xu H, Hong B, Wang L X, Wang R X, Gao C 2016 Chin. Phys. Lett. 33 067502
[146] Ba Y, Liu Y, Li P, Wu L, Unguris J, Pierce D T, Yang D, Feng C, Zhang Y, Wu H, Li D, Chang Y, Zhang J, Han X, Cai J, Nan C W, Zhao Y G 2018 Adv. Funct. Mater. 28 1706448
[147] Phuoc N N, Ong C K 2014 Appl. Phys. Lett. 105 022905
[148] Vargas J M, Gmez J 2014 APL Mater. 2 106105
[149] Liu M, Hao L, Jin T, Cao J, Bai J, Wu D, Wang Y, Wei F 2015 Appl. Phys. Express 8 063006
[150] Yang Y T, Li J, Peng X L, Hong B, Wang X Q, Ge H L, Wang D H, Du Y W 2017 AIP Advances 7 055833
[151] Zhao X, Wen J, Yang B, Zhu H, Cao Q, Wang D, Qian Z, Du Y 2017 ACS Appl. Mater. Interfaces 9 36038
[152] Yang Y, Yao Y, Chen L, Huang H, Zhang B, Lin H, Luo Z, Gao C, Lu Y L, Li X, Xiao G, Feng C, Zhao Y G 2018 Appl. Phys. Lett. 112 033506
[153] Chen S Y, Zheng Y X, Ye Q Y, Xuan H C, Cao Q Q, Deng Y, Wang D H, Du Y W, Huang Z G 2011 J. Alloys Compd. 509 8885
[154] Yang Y T, Song Y Q, Wang D H, Gao J L, L L Y, Cao Q Q, Du Y W 2014 J. Appl. Phys. 115 024903
[155] Yang Y T, Wang D H, Song Y Q, Gao J L, L L Y, Cao Q Q, Du Y W 2013 J. Appl. Phys. 114 144902
[156] Seguin D, Sunder M, Krishna L, Tatarenko A, Moran P D 2009 J. Cryst. Growth 311 3235
[157] Fitchorov T, Chen Y, Hu B, Gillette S M, Geiler A, Vittoria C, Harris V G 2011 J. Appl. Phys. 110 123916
[158] Ahmad H, Atulasimha J, Bandyopadhyay S 2015 Nanotechnology 26 401001
[159] Ahmad H, Atulasimha J, Bandyopadhyay S 2015 Sci. Rep. 5 18264
[160] Zhang Y, Huang C, Turghun M, Duan Z, Wang F, Shang W 2018 Appl. Phys. A 124 289
[161] Jia C, Wang F, Jiang C, Berakdar J, Xue D 2015 Sci. Rep. 5 11111
[162] Lee Y, Liu Z Q, Heron J T, Clarkson J D, Hong J, Ko C, Biegalski M D, Aschauer U, Hsu S L, Nowakowski M E, Wu J, Christen H M, Salahuddin S, Bokor J B, Spaldin N A, Schlom D G, Ramesh R 2015 Nat. Commun. 6 5959
[163] Hu Q B, Li J, Wang C C, Zhou Z J, Cao Q Q, Zhou T J, Wang D H, Du Y W 2017 Appl. Phys. Lett. 110 222408
[164] Fina I, Quintana A, Padilla-Pantoja J, Mart X, Maci F, Snchez F, Foerster M, Aballe L, Fontcuberta J, Sort J 2017 ACS Appl. Mater. Interfaces 9 15577
[165] Xie Y, Zhan Q, Shang T, Yang H, Liu Y, Wang B, Li R W 2018 AIP Adv. 8 055816
[166] Phuoc N N, Ong C K 2015 J. Appl. Phys. 117 064108
[167] Nan T, Emori S, Peng B, Wang X, Hu Z, Xie L, Gao Y, Lin H, Jiao J, Luo H, Budil D, Jones J G, Howe B M, Brown G J, Liu M, Sun N 2016 Appl. Phys. Lett. 108 012406
[168] Phuoc N N, Ong C K 2018 Appl. Phys. A 124 213
[169] Liu Y, Hu F, Zhang M, Wang J, Shen F, Zuo W, Zhang J, Sun J, Shen B 2017 Appl. Phys. Lett. 110 022401
[170] Kim J W, Kim J H, You C Y, Shin S C 2017 Curr. Appl. Phys. 17 940
[171] Zhou C, Duanzhu G, Yao J, Jiang C 2017 J. Alloys Compd. 710 680
[172] Zhou C, Wang F, Duanzhu G, Yao J, Jiang C 2016 J. Phys. D: Appl. Phys. 49 455001
[173] Wei M, Li M, Zhu Y, Zhao M, Wang Q, Zhang F, Zhang Y, Hu Z, Jiang R, Zhao D 2016 J. Alloys Compd. 676 96
[174] Wen D, Zhang H, Yang X, L Q, Bai F 2017 J. Alloys Compd. 690 836
[175] Rizwan S, Yu G Q, Zhang S, Zhao Y G, Han X F 2012 J. Appl. Phys. 112 064120
[176] Dusch Y, Tiercelin N, Klimov A, Giordano S, Preobrazhensky V, Pernod P 2013 J. Appl. Phys. 113 17C719
[177] Han X, Xi L, Li Y, Guo X, Li D, Wang Z, Zuo Y, Xue D 2014 Appl. Phys. Lett. 105 122402
[178] Cai K, Yang M, Ju H, Wang S, Ji Y, Li B, Edmonds K W, Sheng Y, Zhang B, Zhang N, Liu S, Zheng H, Wang K Y 2017 Nat. Mater. 16 712
[179] Li Q, Tan A, Scholl A, Young A T, Yang M, Hwang C, NDiaye A T, Arenholz E, Li J, Qiu Z Q 2017 Appl. Phys. Lett. 110 262405
[180] Phuoc N N, Ong C K 2017 Mater. Res. Express 4 066101
[181] Sun Y, Ba Y, Chen A, He W, Wang W, Zheng X, Zou L, Zhang Y, Yang Q, Yan L, Feng C, Zhang Q, Cai J, Wu W, Liu M, Gu L, Cheng Z, Nan C W, Qiu Z, Wu Y, Li J, Zhao Y 2017 ACS Appl. Mater. Interfaces 9 10855
[182] Vargas J M, Gmez J E, Avils-Flix L, Butera A 2017 AIP Adv. 7 055911
[183] Xiao X, Sun L, Luo Y M, Zhang D, Liang J H, Wu Y Z 2018 J. Phys. D: Appl. Phys. 51 115001
[184] Zhou Z, Zhao S, Gao Y, Wang X, Nan T, Sun N X, Yang X, Liu M 2016 Sci. Rep. 5 204501
[185] Syed R, Zhang S, Yu T, Zhao Y G, Zhang S F, Han X F 2013 J. Appl. Phys. 113 023911
[186] Kim H K D, Schelhas L T, Keller S, Hockel J L, Tolbert S H, Carman G P 2013 Nano Lett. 13 884
[187] Biswas A K, Ahmad H, Atulasimha J, Bandyopadhyay S 2017 Nano Lett. 17 3478
[188] Fang H, Xu C, Ding J, Li Q, Sun J L, Dai J Y, Ren T L, Yan Q 2016 ACS Appl. Mater. Interfaces 8 32934
[189] Hu J M, Li Z, Chen L Q, Nan C W 2011 Nat. Commun. 2 553
[190] Chen Y, Gao J, Lou J, Liu M, Yoon S D, Geiler A L, Nedoroscik M, Heiman D, Sun N X, Vittoria C, Harris V G 2009 J. Appl. Phys. 105 07A510
[191] Jiang C, Zhang C, Dong C, Guo D, Xue D 2015 Appl. Phys. Lett. 106 122406
[192] Wu S Z, Miao J, Xu X G, Yan W, Reeve R, Zhang X H, Jiang 2015 Sci. Rep. 5 8905
[193] Domann J P, Sun W Y, Schelhas L T, Carman G P 2016 J. Appl. Phys. 120 143904
[194] Gao Y, Wang X, Xie L, Hu Z, Lin H, Zhou Z, Nan T, Yang X, Howe B M, Jones J G, Brown G J, Sun N X 2016 Appl. Phys. Lett. 108 232903
[195] Heo S, Oh C, Eom M J, Kim J S, Ryu J, Son J, Jang H M 2016 Sci. Rep. 6 22228
[196] Hong B, Yang Y, Zhao J, Hu K, Peng J, Zhang H, Liu W, Luo Z, Huang H, Li X, Gao C 2016 Mater. Lett. 169 110
[197] Luo M, Zhou P H, Liu Y F, Wang X, Xie J L 2017 Mater. Lett. 188 188
[198] Xiong R, Fang B, Li G, Xiao Y, Tang M, Li Z 2017 Appl. Phys. Lett. 111 062401
[199] Syed R, Zhang S, Yu T, Zhao Y G, Zhang S F, Han X F 2017 Chin. Phys. Lett. 28 107308
[200] Dekker M C, Herklotz A, Schultz L, Reibold M, Vogel K, Biegalski M D, Christen H M, Drr K 2011 Phys. Rev. B 84 054463
[201] Zhang W, Yang M M, Liang X, Zheng H W, Wang Y, Gao W X, Yuan G L, Zhang W F, Li X G, Luo H S, Zheng R K 2015 Nano Energy 18 315
[202] Wang J, Huang Q K, Lu S Y, Tian Y F, Chen Y X, Bai L H, Dai Y, Yan S S 2018 Appl. Phys. Lett. 112 152904
[203] Zhang Y, Gao G, Chan H L W, Dai J, Wang Y, Hao J 2012 Adv. Mater. 24 1729
[204] Wu Z, Zhang Y, Bai G, Tang W, Gao J, Hao J 2014 Opt. Express 22 29014
[205] Wang F F, Liu D, Chen Z, Duan Z, Zhang Y, Sun D, Zhao X, Shi W, Zheng R K, Luo H 2017 J. Mater. Chem. C 5 9115
[206] Bai G, Zhang Y, Hao J H 2014 Sci. Rep. 4 5724
[207] Park N, Kang H, Park J, Lee Y, Yun Y, Lee J, Lee S G, Lee Y H, Suh D 2015 ACS Nano 9 10729
[208] Fang H, Lin Z, Wang X, Tang C Y, Chen Y, Zhang F, Chai Y, Li Q, Yan Q, Chan H L W, Dai J Y 2015 Opt. Express 23 31908
[209] Jie W, Hao J H 2018 Nanoscale 10 328
[210] Jie W, Hui Y Y, Chan N Y, Zhang Y, Lau S P, Hao J H 2013 J. Phys. Chem. C 117 13747
[211] Zhu Q X, Yang M M, Zheng M, Zheng R K, Guo L J, Wang Y, Zhang J X, Li X M, Luo H S, Li X G 2015 Adv. Funct. Mater. 25 1111
[212] Chen L, Zhao W Y, Wang J, Gao G Y, Zhang J X, Wang Y, Li X M, Cao S X, Li X G, Luo H S, Zheng R K 2016 ACS Appl. Mater. Interfaces 8 26932
[213] Ni H, Zheng M, Chen L P, Huang W Y, Qi Y P, Zeng J L, Tang Z H, Lu H B, Gao J 2017 Appl. Phys. Lett. 110 213503
[214] Hhne R, Okai D, Drr K, Trommler S, Herklotz A, Holzapfel B, Schultz L 2008 Supercond. Sci. Technol. 21 075020
[215] Trommler S, Hhne R, Iida K, Pahlke P, Haindl S, Schultz L, Holzapfel B 2010 New J. Phys. 12 103030
[216] Yu Y, Zhang X, Wang J W, Zhao Y G 2012 J. Cryst. Growth 354 98
[217] Huhtinen H, Palonen H, Malmivirta M, Jha R, Awana V P S, Paturi P 2015 IEEE Trans. Appl. Supercond. 25 6605405
[218] Lin Z, Mei C, Wei L, Sun Z, Wu S, Huang H, Zhang S, Liu C, Feng Y, Tian H, Yang H, Li J, Wang Y, Zhang G, Lu Y, Zhao Y G 2015 Sci. Rep. 5 14133