主题：【已应助】求助英文文献，谢谢。

【序号】：1
【作者】：AylinYıldız, Kemal Kocabaş, Gönül B. Akyüz

【题名】：Effect of zirconium diffusion on the microstructural andsuperconducting properties of YBa2Cu3O7−δ superconductors

【刊名】：Journal ofAlloys and Compounds
【年、卷、期、起止页码】：540,260 (2012)
【全文链接】：http://www.sciencedirect.com/science/article/pii/S092583881201064X

【序号】：2
【作者】：Zhenping Chen，Renzhong Xue, Tao Li, Haiyang Dai, Zhixia Zhang

【题名】：Gadolinium diffusion-doping for enhancing activation energy insuperconducting YBa2Cu3O7−x

【刊名】：Journal ofAlloys and Compounds
【年、卷、期、起止页码】：2008 13 19
【全文链接】：http://www.sciencedirect.com/science/article/pii/S0925838807017306

【序号】：3
【作者】：Frank N.Werfel，UtaFloegel-Delor, Thomas Riedel, Bernd Goebel, Rolf Rothfeld, PeterSchirrmeister, DieterWippich

【题名】：Investigation of some superconducting properties of ytterbiumdiffusion-doped YBa2Cu3O7−x superconductors

【刊名】：Journal ofAlloys and Compounds
【年、卷、期、起止页码】：2008 11 1345
【全文链接】：http://www.sciencedirect.com/science/article/pii/S092583880700535X

【序号】：4
【作者】：R.Parthasarathy, N. Devendra Kumar, and V. Seshu Bai

【题名】：Effects of x in Yb1−xGdxBa2Cu3O7−y sampleson c-lattice parameter, activation energy and its magnetic powerconstant

【刊名】：Journal ofAlloys and Compounds
【年、卷、期、起止页码】：2008456 672
【全文链接】：http://www.sciencedirect.com/science/article/pii/S0925838807003878

【序号】：5
【作者】：Izumi,M. ;  Miki,M. ;  Felder,B. ;  Tsuzuki, K. ;  Hara,S. ; Uetake,T. ;  Floegel-Delor,U. ;  Werfel,F.N.

【题名】：Investigation of effect of x in Yb1-xGdxBa2Cu3O7-y superconductingstructures on upper critical magnetic field and coherence length

【刊名】：Journal ofPhysics: Conference Series
【年、卷、期、起止页码】：Volume 153/ 2009, pp 1163-1170
【全文链接】：http://iopscience.iop.org/1742-6596/153/1/012007

谢谢。