Small but Efficient: Quasi‐1D Topological Insulator β‐Bi4I4 Nanowires as a Saturable Absorber with High Modulation Depth and Broadband Operation.

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Title: Small but Efficient: Quasi‐1D Topological Insulator β‐Bi4I4 Nanowires as a Saturable Absorber with High Modulation Depth and Broadband Operation.
Authors: Xing, Xiaowei1,2, Han, Yechao2,3, Huang, Xiwei1, Chen, Wei4, Zhang, Zhiyang1, Liu, Muwei1, Hu, Qingping4, Hu, Guojing2,3, Xian, Guoyu2,5, Zhou, Qin4, qinzhou@whu.edu.cn, Lin, Xiao3, xlin@ucas.ac.cn, Yang, Haitao2,3,5, htyang@iphy.ac.cn, Teng, Hao2,3,5, hteng@iphy.ac.cn, Liu, Wenjun1, jungliu@bupt.edu.cn
Source: Advanced Functional Materials; 3/30/2026, Vol. 36 Issue 26, p1-10, 10p
Database: Applied Science & Technology Source
Description
ISSN:1616301X
DOI:10.1002/adfm.202519204