article · 2015
Optimization of Bi-2212 high temperature superconductors by potassium substitution
Shengnan Zhang, Chengshan Li, Qingbin Hao, Xiaobo Ma, Tianni Lu, Pingxiang Zhang
Polycrystalline bulks of Bi2Sr2Ca1−xKxCu2.0O8+δ (Bi-2212) with x = 0, 0.05, 0.10 and 0.15 were fabricated by the spark plasma sintering technique. The influe...
33 citationsSuperconductor Science and TechnologyDOI: https://doi.org/10.1088/0953-2048/28/4/045014