Low-temperature processing of superconducting Tl2Ba2Ca1Cu2Ox films on CeO2 buffered sapphire

Tl2Ba2Ca1Cu2Ox thin films with excellent alignment have been grown on CeO2 buffered R-plane sapphire using an ex situ anneal step in argon atmospheres at temperatures of 720-740°C. With this low-temperature process we have overcome the serious problem of reaction layers being formed at the CeO2/Tl2B...

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Bibliographic Details
Main Authors: OConnor, J, DewHughes, D, Bramley, A, Grovenor, C, Goringe, M, Morley, S
Format: Journal article
Language:English
Published: 1996