New insights into the application of the valence rules in Zintl phases—Crystal and electronic structures of Ba7Ga4P9, Ba7Ga4As9, Ba7Al4Sb9, Ba6
详细信息 查看全文
- 作者：Hua He ; Stanislav Stoyko ; Svilen Bobev ; bobev@udel.edu" class="auth_mail" title="E-mail the corresponding author
- 关键词：Crystal structure ; Single-crystal X-ray diffraction ; Barium ; Antimony ; Arsenic
- 刊名：Journal of Solid State Chemistry
- 出版年：2016
- 出版时间：April 2016
- 年：2016
- 卷：236
- 期：Complete
- 页码：116-122
- 全文大小：1198 K
文摘
- •
Ba7Al4Sb9, Ba7Ga4P9, and Ba7Ga4As9 are new compounds in the respective phase diagrams.
- •
The quaternary phases Ba6CaTr4Sb9 (Tr=Al, Ga) show nearly ordered Ba/Ca distribution.
- •
Very weak Pn–Pn bonds and pairing distortion are observed for Ba7Ga4Pn9 (Pn=P, As).