HIGH-TC THIN-FILMS ON LOW MICROWAVE LOSS ALKALINE-RARE-EARTH-ALUMINATE CRYSTALS

被引:51
作者
SOBOLEWSKI, R [1 ]
GIERLOWSKI, P [1 ]
KULA, W [1 ]
ZAREMBINSKI, S [1 ]
LEWANDOWSKI, SJ [1 ]
BERKOWSKI, M [1 ]
PAJACZKOWSKA, A [1 ]
机构
[1] ACAD SCI USSR,INST GEN PHYS,MOSCOW 117924,USSR
关键词
14;
D O I
10.1109/20.133313
中图分类号
TM [电工技术]; TN [电子技术、通信技术];
学科分类号
0808 ; 0809 ;
摘要
We have demonstrated that the alkaline-rare-earth aluminates (K2NiF4-type perovskites) are an excellent choice as the substrate material for the growth of high-T(c) thin films suitable for microwave and far-infrared applications. The CaNdAlO4, and SrLaAlO4 single crystals have been grown by Czochralski pulling and fabricated into the form of (001) oriented wafers. The Y-Ba-Cu-O and Bi-Sr-Ca-Cu-O films deposited on these substrates by a single-target magnetron sputtering exhibited very good superconducting and structural properties. Dielectric properties of the CaNdAlO4, and SrLaAlO4 crystals at submillimeter-wave frequencies are also presented and compared to our measurements of the other materials most commonly used as substrates for deposition of high-T(c) films.
引用
收藏
页码:876 / 879
页数:4
相关论文
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