Gd掺杂ErNi2B2 C体系的超导和磁特性研究

1.上海大学理学院物理系,上海,200444

2.上海大学理学院物理系,上海,200444

3.上海大学理学院物理系,上海,200444

4.上海大学理学院物理系,上海,200444

5.上海大学理学院物理系,上海,200444

基金项目: 国家自然科学基金(10174071) 科技部科研项目(NKBRSF-G1999064603)

SUPERCONDUCTIVITY AND MAGNETIC PROPERTIES IN THE Gd-DOPED IN RNi2 B2 C SYSTEM

本文研究了Gd掺杂对Er1-xGdxNi2B2C体系超导和磁转变行为的影响.随着稀土元素Gd逐步替代Er,体系的超导电性被强烈抑制,反铁磁转变温度逐渐升高.本文就Gd掺杂对体系超导和磁性的影响机制进行了讨论,并基于DG因子模型,对实验结果进行了分析.

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