Structural and transport properties of iridium-doped Bi₂Se₃ topological insulator crystals

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• 作者：X.Y. Pu^a ; K. Zhao^b ; Y. Liu^a ; Z.T. Wei^a ; ^c ; R. Jin^a ; X.S. Yang^a ; ^{xsyang@swjtu.edu.cn} ; Y. Zhao^a
• 关键词：Topological insulators ; Magnetoresistance ; Structural properties
• 刊名：Journal of Alloys and Compounds
• 出版年：2017
• 出版时间：15 February 2017
• 年：2017
• 卷：694
• 期：Complete
• 页码：272-275
• 全文大小：1116 K
• 卷排序：694

文摘

Iridium doped Bi2Se3 crystals have typical topological insulator characteristics. One of Raman peaks blue shifts as the Ir content increases. The magnetoresistance increases first and then decreases with increasing Ir content.