The critical current density and transition temperature were improved by chemical addition.The additive can improve the mechanical property and affect precursory powder thermal behavior of YBCO.

• 通过化学掺杂不但能提高YBCO的临界电流密度和临界转变温度等超导性能,而且能改善超导体的力学性能和影响晶体生长的热力学行为等。