Provides coverage of the ongoing investigations on bismuth-based high-temperature cuprate superconductors, integrating scattered research activities and literature from 70 leading scientists throughout the world. The text covers crystal structures and microstructures, reversible or equilibrium magnetic and thermal properties, atomic site tunnel spectroscopy, experimental studies concerning equilibrium phases, and more.
Table of Contents
Overview: discovery and progress in Bi-based oxide high Tc superconductors. Physics and chemistry: crystal structure; thermal and magnetic properties; tunnelling; phases and their relationships in the Bi-Pb-Sr-Ca-Cu-O System; phase equilibria and crystal chemistry of the high-temperature superconducting compounds of the system Bi2O3-SrO-CaO-CuO; intrinsic pinning; radiation effects; preparation of precursor powders; preparation of single crystals; diffusion reaction in Bi-base oxides. Bulk, wire/tape and applications: Bi-based superconductor fabricated by the floating zone method; Bi-based bulk current leads and their applications; power-in-tube Bi2223 Ag-sheathed tape: basic process, microstructure and critical current density; thermodynamics, microstructure and critical current density in Bi, Pb(2223) tapes; manufacture and properties of Bi-2212-based Ag sheathed wires; Bi-2212 Ag sheathed wire; properties of Bi-2212 silver-sheathed tape and its application to magnets; Bi-2212/Ag composite tapes processed by Doctor Blade or dip-coating process; coils, power leads, busbars and cables; fabrication and characterization of HYSC coils made from Bi-2223 conductors. Thin films and applications: MOCVD growth of high-quality B12223 superconducting films; layer-by-layer growth of Bi-based superlattices by molecular beam epitaxy; basic properties for BSCCO devices. Outlook: future prospects. (Part contents.)