The laboratory of quantum materials and spectroscopy

Journal Papers

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Nodeless superconducting gap and electron-boson coupling in (La,Pr,Sm)₃Ni₂O₇ films

Jianchang Shen^#, Guangdi Zhou^#, Yu Miao^#, Peng Li^#, Zhipeng Ou^#, Yaqi Chen, Zechao Wang, Runqing Luan, Hongxu Sun, Zikun Feng, Xinru Yong, Yueying Li, Lizhi Xu, Wei Lv, Zihao Nie, Heng Wang, Haoliang Huang, Yu-Jie Sun, Qi-Kun Xue*, Junfeng He*, Zhuoyu Chen*

Science 0, eadw8329 (2026)

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Electron-correlation-assisted charge stripe order in a kagome superconductor

Linwei Huai^#, Zhuying Wang^#, Huachen Rao^#, Yulei Han^#, Bo Liu, Shuikang Yu, Yunmei Zhang, Ruiqing Zang, Runqing Luan, Shuting Peng, Zhenhua Qiao, Zhenyu Wang*, Junfeng He*, Tao Wu* and Xianhui Chen*

Phys. Rev. X 15, 041039 (2025)

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Anomalous nodal gap in a doped spin-1/2 antiferromagnetic Mott insulator

Yong Hu^#, Christopher Lane^#, Xiang Chen, Shuting Peng, Zeliang Sun, Makoto Hashimoto, Donghui Lu, Tao Wu, RobertS. Markiewicz, Xianhui Chen, Arun Bansil, StephenD. Wilson and Junfeng He*

Phys. Rev. Lett. 135, 196403 (2025)

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Tunable van Hove singularity without structural instability in Kagome metal CsTi₃Bi₅

Bo Liu^#, Minquan Kuang^#, Yang Luo^#, Yongkai Li^#, Cheng Hu , Jiarui Liu, Qian Xiao, Xiquan Zheng, Linwei Huai, Shuting Peng, Zhiyuan Wei, Jianchang Shen, Bingqian Wang , Yu Miao, Xiupeng Sun, Zhipeng Ou, Shengtao Cui, Zhe Sun, Makoto Hashimoto, Donghui Lu, Chris Jozwiak, Aaron Bostwick, Eli Rotenberg , Luca Moreschini, Alessandra Lanzara, Yao Wang, Yingying Peng, Yugui Yao, Zhiwei Wang* and Junfeng He*

Phys. Rev. Lett. 131, 026701 (2023)

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A unique van Hove singularity in kagome superconductor CsV_3-xTa_xSb₅ with enhanced superconductivity

Yang Luo^#, Yulei Han^#, Jinjin Liu^#, Hui Chen^#, Zihao Huang, Linwei Huai, Hongyu Li, Bingqian Wang, Jianchang Shen, Shuhan Ding, Zeyu Li, Shuting Peng, Zhiyuan Wei, Yu Miao, Xiupeng Sun, Zhipeng Ou, Ziji Xiang, Makoto Hashimoto, Donghui Lu, Yugui Yao, Haitao Yang, Xianhui Chen, Hong-Jun Gao*, Zhenhua Qiao*, Zhiwei Wang* and Junfeng He*

Nature Communications 14, 3819 (2023)

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Realizing Kagome Band Structure in Two-Dimensional Kagome Surface States of RV₆Sn₆ (R = Gd, Ho)

Shuting Peng^#, Yulei Han^#, Ganesh Pokharel^#, Jianchang Shen, Zeyu Li, Makoto Hashimoto, Donghui Lu, Brenden R. Ortiz, Yang Luo, Houchen Li, Mingyao Guo, Bingqian Wang, Shengtao Cui, Zhe Sun, Zhenhua Qiao*, Stephen D. Wilson* and Junfeng He*

Phys. Rev. Lett. 127, 266401 (2021)

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Spectroscopic Evidence for Electron-Boson Coupling in Electron-Doped Sr₂IrO₄

Yong Hu^#, Xiang Chen^#, S.-T. Peng, C. Lane, M. Matzelle, Z.-L. Sun, M. Hashimoto, D.-H. Lu, E. F. Schwier, M. Arita, T. Wu, R. S. Markiewicz, K. Shimada, X.-H. Chen, Z.-X. Shen, A. Bansil, S. D. Wilson and J.-F. He*

Phys. Rev. Lett. 123, 216402 (2019)

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