PAT study on stress-field pinning in high-Tc superconductors - 李阳 王耘波 唐春光 马庆珠 曹国辉 魏龙 王文华 张天保 (Science China. Mathematics, 1997)
Keywords: Eu-doping; Pinning; Positron annihilation; Radiation spectra; stress-field; superconductor; Superconductors; Y-123; YBCO superconductors