1. Siyuan Wan, Huazhou Li, Peayush Choubey, Qiangqiang Gu, Han Li, Huan Yang*, Ilya M. Eremin*, Genda Gu, and Hai-Hu Wen*, Direct visualization of a static incommensurate antiferromagnetic order in Fe-doped Bi2Sr2CaCu2O8+δ, Proc. Natl. Acad. Sci. U.S.A. 118, e2115317118 (2021).
2. Ying Xiang, Qing Li, Yongkai Li, Wei Xie, Huan Yang*, Zhiwei Wang*, Yugui Yao, and Hai-Hu Wen*, Twofold symmetry of c-axis resistivity in topological kagome superconductor CsV3Sb5 with in-plane rotating magnetic field, Nature Communications 12, 6727 (2021).
3. Xiaoyu Chen, Wen Duan, Xinwei Fan, Wenshan Hong, Kailun Chen, Huan Yang*, Shiliang Li, Huiqian Luo*, and Hai-Hu Wen*, Friedel oscillations of vortex bound states under extreme quantum limit in KCa2Fe4As4F2, Physical Review Letters 126, 257002 (2021).
4. Wen Duan, Kailun Chen, Wenshan Hong, Xiaoyu Chen, Huan Yang*, Shiliang Li, Huiqian Luo, and Hai-Hu Wen*, Single-particle tunneling spectroscopy and superconducting gaps in the layered iron-based superconductor KCa2Fe4As4F2, Physical Review B 103, 214518 (2021) (Editors' Suggestion).
5. Xiaoxiang Zhou, Yongkai Li, Xinwei Fan, Jiahao Hao, Yaomin Dai*, Zhiwei Wang*, Yugui Yao, and Hai-Hu Wen*, Origin of charge density wave in the kagome metal CsV3Sb5 as revealed by optical spectroscopy, Physical Review B 104, L041101 (2021) (Editors' Suggestion).
6. Jiahao Hao, Xinwei Fan, Qing Li, Xiaoxiang Zhou, Chengping He, Yaomin Dai*, Bing Xu, Xiyu Zhu, and Hai-Hu Wen, Charge-stripe fluctuations in Nd4Ni3O8 as evidenced by optical spectroscopy, Physical Review B 103, 205120 (2021).
7. Qing Li, ChengPing He, XiYu Zhu*, Jin Si, XinWei Fan, and Hai-Hu Wen*, Contrasting physical properties of the trilayer nickelates Nd4Ni3O10 and Nd4Ni3O8, Science China Physics, Mechanics & Astronomy 64, 227411 (2021).
8. Xinwei Fan, Xiaoyu Chen, Huan Yang, and Hai-Hu Wen*, Distinct properties of vortex bound states driven by temperature, EPL 136, 46002 (2022).
9. Ying Xiang, Qing Li, Yueying Li, Huan Yang*, Yuefeng Nie, and Hai-Hu Wen*, Physical properties revealed by transport measurements for superconducting Nd0.8Sr0.2NiO2 thin films, Chinese Physics Letters 38, 047401 (2021).
10. Chengping He, Xue Ming, Qing Li, Xiyu Zhu*, Jin Si and Hai-Hu Wen*, Synthesis and physical properties of perovskite Sm1-xSrxNiO3 (x = 0, 0.2) and infinite-layer Sm0.8Sr0.2NiO2 nickelates, Journal of Physics: Condensed Matter 33, 265701 (2021).
11. Jinhua Wang, Qing Li, Wei Xie, Guanyu Chen, Xiyu Zhu*, Hai-Hu Wen*, Superconductivity at 44.4 K achieved by intercalating EMIM+ into FeSe, Chinese Physics B, 30, 107402(2021).
12. Hai-Hu Wen*, Superconducting gap opens fully in the newly found topological kagome metal CsV3Sb5, Science China Physics, Mechanics & Astronomy, 64, 107463(2021).
13. Yi Cui , Cong Li, Qing Li, Xiyu Zhu, Ze Hu, Yi-feng Yang, Jinshan Zhang, Rong Yu*, Hai-Hu Wen* and Weiqiang Yu*, NMR Evidence of Antiferromagnetic Spin Fluctuations in Nd0.85Sr0.15NiO2, Chinese Physics Letters, 38, 067401(2021).
14. Hai-Hu Wen*, Brief introduction to flux pinning and vortex dynamics in high temperature superconductors, Acta Physica Sinica, 70, 017405(2021).
15. Hai Zi, Yuan Yao*, Ming-Chong He, Di Ke, Hong-Xing Zhan, Yu-Qing Zhao, Hai-Hu Wen, Cong Ren*, Resistance fluctuations in superconducting KxFe2-y Se2 single crystals studied by low-frequency noise spectroscopy, Chinese Physics B, 30, 047402(2021).
16. Xiaxin Ding*, Jie Xing, Gang Li, Luis Balicas, Krzysztof Gofryk, and Hai-Hu Wen, Crossover from Kondo to Fermi-liquid behavior induced by high magnetic field in 1T−VTe2 single crystals, Physical Review B, 103, 125115(2021).