ChemInform Abstract: Synthesis of (HgPb)1Ba2Ca2Cu3 O8 + δ High-Tc Superconductors from Spray-Dried Powders.
Abstract
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ChemInform Abstract
Mixing of HgO and PbO with a powder of Ba-Ca-Cu (2:2:3), obtained by spray drying of corresponding nitrate solutions and subsequent thermal decomposition of the formed salts in a dynamic vacuum, provides access to superconducting phases with Tc values of up to 130 K.