Multilayer YBa.sub.2 Cu.sub.3 O.sub.x -SrTiO.sub.3 -YBa.sub.2 Cu.sub.3 O.sub.x Films for Insulating Crossovers, Kingston et al., Applied Physics Letters, Jan. 8, 1990. |
YBa.sub.2 Cu.sub.3 O.sub.7 Films Grown on Epitaxial MgO Buffer Layers on Sapphire, Talvacchio et al., Proceedings M.sup.2 S-HTSC, Stanford, Jul. 1989, Physica. |
The Sputter Deposition and Characterization of Epitaxial Magnesium Oxide Thin Films and Their Use as a Sapphire/YBCO Buffer Layer, Morris et al., Proc. M.A.S., vol. 169, 1990. |
Properties of Epitaxial YBa.sub.2 Cu.sub.3 O.sub.7 Thin Films on Al.sub.2 O.sub.3 (1012), Char et al., Appl. Phys. Lett. 56(8), 19 Feb. 1990, pp. 785-787. |