Scanning tunneling microscopy image of the (010) surface of TaNiTe₅, a topological semimetal candidate. Orange circles mark the surface Te atoms.

From the article:

Coexistence of Ferroelectriclike Polarization and Dirac-like Surface State in ${\mathrm{TaNiTe}}_5$
Yunlong Li, Zhao Ran, Chaozhi Huang, Guanyong Wang, Peiyue Shen, Haili Huang, Chunqiang Xu, Yi Liu, Wenhe Jiao, Wenxiang Jiang, Jiayuan Hu, Gucheng Zhu, Chenhang Xu, Qi Lu, Guohua Wang, Qiang Jing, Shiyong Wang, Zhiwen Shi, Jinfeng Jia, Xiaofeng Xu, Wentao Zhang, Weidong Luo, and Dong Qian
Phys. Rev. Lett. 128, 106802 (2022)

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