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A.sub.4 MeSb.sub.3 O.sub.12 substrates and dielectric/buffer layers for growth of epitaxial HTSC/perovskite oxide films for use in HTSC/perovskite oxide devices and microwave device structures
A.sub.4 MeSb.sub.3 O.sub.12 substrates and dielectric/buffer layers for growth of epitaxial HTSC/perovskite oxide films for use in HTSC/perovskite oxide devices and microwave device structures
Compounds of the general formula A.sub.4 MeSb.sub.3 O.sub.12 wherein A is either barium (Ba) or strontium (Sr) and Me is an alkali metal ion selected from the group consisting of lithium (Li), sodium (Na) and potassium (K) have been prepared and included in high critical temperature thin film superconductors, ferroelectrics, pyroelectrics, piezoelectrics, and hybrid device structures.
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