再求英文文献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】：Low temperature structure of FeSr2YCu2O6+δ magnetic superconductor

【刊名】：Physica C: Superconductivity

【年、卷、期、起止页码】：65, 224508 (2010)

【全文链接】：http://www.sciencedirect.com/science/article/pii/S0921453409009447

【序号】：2

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

【题名】：Incorporation of double artificial pinning centers in YBa2Cu3O7δ films

【刊名】：Physica C: Superconductivity

【年、卷、期、起止页码】：390, 143 (2008)

【全文链接】：http://www.sciencedirect.com/science/article/pii/S0921453408003316

【序号】：3

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

【题名】：Structural and superconducting properties in Y0.6Gd0.4Ba2(Nb)Cu3O7礢 cuprates doped with niobium

【刊名】：Journal of Rare Earths

【年、卷、期、起止页码】：2012 89 4

【全文链接】：http://www.sciencedirect.com/science/article/pii/S1002072112600313

【序号】：4

【作者】：Alok K. Jha, Neeraj Khare

【题名】：Effect of Yb2O3 additives on structure and transport properties of YBa2Cu3O7-δ

【刊名】：Journal of Rare Earths
【年、卷、期、起止页码】：2010 105 672

【全文链接】：http://www.sciencedirect.com/science/article/pii/S1002072110603481

【序号】：5

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

【题名】：Influences of Y2O3 nanoparticle additions on the microstructure and superconductivity of YBCO films derived from low-fluorine solution

【刊名】：Materials Chemistry and Physics

【年、卷、期、起止页码】：2011, 89, 1163-1170

【全文链接】：http://www.sciencedirect.com/science/article/pii/S0254058411000484

谢谢。