Two-step Sintered PbMo₆S₈ Superconducting Bulk

Dense, high-phase-purity

Simultaneously achieves high superconducting phase purity and bulk density via a two-step sintering process, providing high-quality precursor for practical PbMo₆S₈ wires/tapes.

Shao, Botao · Lingfeng, Ling · Zhang, Shengnan · Liu, Jixing · Lei, Zhi · Feng, Jianqing · Li, Chengshang Shan · Li, Jianfeng · Zhang, Pingxiang

Superconductivity 2023

Advantages

Sintering at 950 °C for 72 h yields high superconducting phase content, yet numerous pores remain in the bulk

Two-step sintering process obtains higher bulk density and higher superconducting phase content