Structure of high-Tc/manganite perovskite superlattices

被引:13
作者
Haberkorn, N [1 ]
Guimpel, J
Steren, LB
Campillo, G
Saldarriaga, W
Gómez, ME
机构
[1] Comis Nacl Energia Atom, Ctr Atom Bariloche, RA-8400 San Carlos De Bariloche, Rio Negro, Argentina
[2] Univ Valle, Dept Fis, Cali 25360, Colombia
[3] Univ Nacl Sur, RA-8000 Bahia Blanca, Buenos Aires, Argentina
关键词
D O I
10.1063/1.1597758
中图分类号
O59 [应用物理学];
学科分类号
摘要
We study the crystalline and interface structure of RBa2Cu3O7/La(1-x)A(x)MnO(3) superlattices (R=Y, Gd; A=Ca, Sr) grown on mismatched MgO substrates by means of nondestructive x-ray diffraction. The diffraction patterns are adjusted to a model of the structure which includes interface roughness and interdiffusion. Our results show that these disorder mechanisms cannot be neglected and should be taken into account to understand the physical properties of these superlattice. (C) 2003 American Institute of Physics.
引用
收藏
页码:3011 / 3014
页数:4
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