求助英文文献5篇，谢谢。

【序号】：1

【作者】：Y Ishii, T Nakashima, Y Yamazaki, J Shimoyama, H Ogino, S Horii and K Kishio

【题名】：Improved dielectric and insulating properties of Ba0.5Sr0.5TiO3 films fabricated by laser molecular-beam epitaxy with active oxygen

【刊名】：Journal of Crystal Growth

【年、卷、期、起止页码】：65, 224508 (2011)

【全文链接】：http://www.sciencedirect.com/science/article/pii/S0022024811003228

【序号】：2

【作者】：Y Ishii1, T Akasaka1, Y Kinemura1, H Ogino1, S Horii2, J Shimoyama1 and K Kishio1

【题名】：Asymmetric electrical properties in Pt/Ba0.5Sr0.5Ti0.99Co0.01O3/Nb-doped SrTiO3 capacitors

【刊名】：Physica B: Condensed Matter

【年、卷、期、起止页码】：390, 143 (2011)

【全文链接】：http://www.sciencedirect.com/science/article/pii/S0921452611005576

【序号】：3

【作者】：T Nakashima, Y Ishii, T Katayama, H Ogino, S Horii, J Shimoyama and K Kishio

【题名】：Modulation of metal-insulator transitions in La_0.8Ca_0.2MnO₃/0.7Pb(Mg_1/3Nb_2/3)O₃-0.3PbTiO₃ heterostructures by electric fields

【刊名】：Europhysics Letters

【年、卷、期、起止页码】：2011 89 4

【全文链接】：http://iopscience.iop.org/0295-5075/95/5/57001

【序号】：4

【作者】：Alok K. Jha, Neeraj Khare

【题名】：Resistive switching and threshold switching behaviors in La0.1Bi0.9Fe1-xCoxO3 ceramics

【刊名】：Journal of Applied Physics
【年、卷、期、起止页码】：2012 105 672

【全文链接】：http://ieeexplore.ieee.org/xpl/login.jsp?tp=&arnumber=6262935&url=http%3A%2F%2Fieeexplore.ieee.org%2Fxpls%2Fabs_all.jsp%3Farnumber%3D6262935

【序号】：5

【作者】：Jun-ichi Shimoyama, Yoshiaki Tazaki, Yui Ishii, Takayoshi Nakashima, Shigeru Horii and Kohji Kishio

【题名】：Electrical reliability and leakage mechanisms in highly resistive multiferroic La0.1Bi0.9FeO3 ceramics

【刊名】：Applied Physics Letters
【年、卷、期、起止页码】：2011, 89, 1163-1170

【全文链接】：http://ieeexplore.ieee.org/xpl/login.jsp?tp=&arnumber=5751827&url=http%3A%2F%2Fieeexplore.ieee.org%2Fxpls%2Fabs_all.jsp%3Farnumber%3D5751827

谢谢。