The development of bi-epitaxial texture and high grain boundary J(c) values in Tl-2212 films on MgO substrates

We have found that naturally occurring grain boundaries in Tl 2Ba2CaCu2O8 (Tl-2212) thin films grown on MgO substrates have significantly higher critical current values (Jcgb) than expected. In particular, films grown on clean MgO are bi-epitaxial, containing almost exclusively 45° tilt grain bounda...

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Những tác giả chính: Dark, C, Speller, S, Grovenor, C
Định dạng: Journal article
Ngôn ngữ:English
Được phát hành: 2006