关键字：Observation of the dual quantum spin Hall insulator by density-tuned correlations in a van der Waals monolayer J. Tang*, S.-Y. Ding*, H.-Y. Chen*, A.-Y. Gao, T.-M. Qian, Z.-M. Huang, Z. Sun, X. Han, A. Strasser, J.-X. Li, M. Geiwitz, M. Shehabeldin, V. Belosevich, Z.-H. Wang, Y.-P. Wang, Watanabe, T. Taniguchi, D. C. Bell, Z.-Q. Wang, L. Fu, Y. Zhang, X.-F. Qian, K. S. Burch, Y.-G. Shi, N. Ni, G.-Q. Chang✉, S.-Y. Xu, Q. Ma✉, Nature 628, 515–521 (2024).

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