LiFeAs和NaFeAs的合成与表征
超导电性
2015-05-13 v1
摘要
最新同系超导砷化物LiFeAs (Li111)和NaFeAs (Na111)已被合成并研究。两者均以层状四方反-PbFCl型结构在P4/nmm空间群中结晶。Li111和Na111的多晶样品和单晶分别显示出约18 K和12-25 K的超导转变。尽管明显存在弱磁背景，但在两种化合物中均未发现磁序。探索了Li111和Na111的载流子起源和化学计量组成。
引用
@article{arxiv.0902.0806,
title = {The Synthesis and Characterization of LiFeAs and NaFeAs},
author = {C. W. Chu and F. Chen and M. Gooch and A. M. Guloy and B. Lorenz and B. Lv and K. Sasmal and Z. J. Tang and J. H. Tapp and Y. Y. Xue},
journal= {arXiv preprint arXiv:0902.0806},
year = {2015}
}
备注
submitted for publication in Physica C special issue on Fe-pnictides