Selected publications

  1. Orbital textures and evolution of correlated insulating state in monolayer 1T phase transition metal dichalcogenides
    Qiang Gao#, Haiyang Chen#, Wen-shin Lu, Yang-hao Chan, Zhenhua Chen, Yaobo Huang, Zhengtai Liu, Peng Chen*, Nat. Commun. (2025).

  2. Spectroscopic evidence for possible quantum spin liquid behavior in a two-dimensional Mott insulator
    Haiyang Chen#, Fo-Hong Wang#, Qiang Gao, Xue-Jian Gao, Zhenhua Chen, Yaobo Huang, Kam Tuen Law, Xiao Yan Xu*, Peng Chen*, Phys. Rev. Lett. (2025).

  3. Observation of possible excitonic charge density waves and metal-insulator transitions in atomically thin semimetals
    Qiang Gao#, Yang-hao Chan#, Pengfei Jiao, Haiyang Chen, Shuaishuai Yin, Kanjanaporn Tangprapha, Yichen Yang, Xiaolong Li, Zhengtai Liu, Dawei Shen, Shengwei Jiang, Peng Chen*, Nat. Phys. (2024).

  4. Evidence of high-temperature exciton condensation in a two-dimensional semimetal
    Qiang Gao#, Yang-hao Chan#, Yuzhe Wang, Haotian Zhang, Jinxu, Pu, Shengtao Cui, Yichen Yang, Zhengtai Liu, Dawei Shen, Zhe Sun, Juan Jiang, Tai C. Chiang*, Peng Chen*, Nat. Commun. 14, 994 (2023).

  5. Dimensional crossover and symmetry transformation of charge density waves in VSe2
    P. Chen#*, Y.-H. Chan#, R.-Y. Liu, H. T. Zhang, Q. Gao, A.-V. Fedorov, M. Y. Chou*, and T.-C. Chiang*， Phys. Rev. B 105, L161404 (2022).

  6. Atomic-scale chemical conversion of single-layer transition metal dichalcogenides
    P. Chen, Y. -T. Chen, R. -Y. Liu, H. -D. Chen, D. -S. Lin, A.-V. Fedorov, and T.-C. Chiang, ACS Nano. 13, 5611 (2019).

  7. Unique gap structure and symmetry of the charge density wave in single-layer VSe2
    P. Chen, Woei Wu Pai, Y.-H. Chan, M.Y. Chou, S.-K. Mo, A.-V. Fedorov, and T.-C. Chiang, Phys. Rev. Lett. 121, 196402 (2018).

  8. Large quantum-spin-Hall gap in single-layer 1T’ WSe2
    P. Chen*, Woei Wu Pai, Y.-H. Chan, W. -L. Sun, C.-Z. Xu, D. -S. Lin, M.Y. Chou, A.-V. Fedorov, and T.-C. Chiang*, Nat. Commun. 9, 2003 (2018).

  9. Emergence of charge density waves and a pseudogap in single-layer TiTe2
    P. Chen*, Woei Wu Pai, Y.-H. Chan, A. Takayama, C.-Z. Xu, A. Karn, S. Hasegawa, M.Y. Chou, S.-K. Mo, A.-V. Fedorov, and T.-C. Chiang*, Nat. Commun. 8, 516 (2017).

  10. Dimensional effects on the charge density waves in ultrathin films of TiSe2
    P. Chen Y.-H. Chan, M.-H. Wong, X. -Y. Fang, M.Y. Chou, S.-K. Mo, Z. Hussain, A.-V. Fedorov, and T.-C. Chiang, Nano Lett. 16, 6331 (2016).

  11. Charge density wave transition in single-layer titanium diselenide
    P. Chen, Y.-H. Chan, X.-Y. Fang, Y. Zhang, M.Y. Chou, S.-K. Mo, Z. Hussain, A.-V. Fedorov, and T.-C. Chiang, Nat. Commun. 6, 8943 (2015).