Synthesis of single phase Tl-2223 superconductors: How much thallium do we really need?
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This paper describes the synthesis and microwave absorption studies of single phase Tl-2223 compound, withT c=(129 ± 1) K. The single phase compound has been synthesized using a precursor matrix method. It has been found that Tl-deficient starting composition gives the best results.
KeywordsHigh temperature superconductor Tl-2223 phase microwave absorption of superconductors
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