240 citations · 802 across the 10 of their papers we have counts for
10 papers
Nonlinear Hall quantum oscillations to probe topological Brown-Zak fermions in graphene moiré systems
Jinrui Zhong, Huimin Peng, Yuqing Hu +7
Due to the deep connection with the quantum geometry of electronic Bloch wavefunctions, the second-order nonlinear Hall effect (NLHE) has been an attractive topic since its proposa…
Versatile tunable optical injection of chiral polarized Weyl fermions in a magnetic Weyl semimetal Co3Sn2S2
Zipu Fan, Junchao Ma, Jinying Yang +12
Precise probe and control of various quantum degrees of freedom in novel quantum matter are central to understanding fundamental quantum physics and hold promise for innovative rou…
Effective manipulation and realization of a colossal nonlinear Hall effect in an electric-field tunable moiré system
Jinrui Zhong, Junxi Duan, Shihao Zhang +7
The second-order nonlinear Hall effect illuminates a frequency-doubling transverse current emerging in quantum materials with broken inversion symmetry even when time-reversal symm…
Ultralong carrier lifetime of topological edge states in a-Bi4Br4
Pengcheng Mao, Junfeng Han, Jingchuan Zheng +13
The rising of quantum spin Hall insulators (QSHI) in two-dimensional (2D) systems has been attracting significant interest in current research, for which the 1D helical edge states…
Observation of the Topologically Originated Edge States in large-gap Quasi-One-Dimensional a-BiBr
Pengcheng Mao, Maoyuan Wang, Dashuai Ma +16
Two-dimensional topological insulator features time-reversal-invariant spin-momentum-locked one-dimensional (1D) edge states with a linear energy dispersion. However, experimental…
Robust edge photocurrent response on layered Type II Weyl semimetal WTe2
Qinsheng Wang, Jingchuan Zheng, Yuan He +16
Photo sensing and energy harvesting based on exotic properties of quantum materials and new operation principles have great potentials to break the fundamental performance limit of…
Review of Ultrafast Spectroscopy Studies of Valley Carrier Dynamics in Two Dimensional Semiconducting Transition Metal Dichalcogenides
Dong Sun, Jiawei Lai, Junchao Ma +2
The two dimensional layered transition metal dichalcogenides provide new opportunities in future valley based information processing and also provide ideal platform to study excito…
Ultrafast Broadband Photodetectors based on Three-dimensional Dirac Semimetal Cd3As2
Qinsheng Wang, Cai-Zhen Li, Shaofeng Ge +8
The efforts to pursue photo detection with extreme performance in terms of ultrafast response time, broad detection wavelength range, and high sensitivity have never been exhausted…
Dynamical Evolution of Anisotropic Response in Black Phosphorus under Ultrafast Photoexcitation
Shaofeng Ge, Chaokai Li, Zhimin Zhang +8
Black phosphorus has recently emerged as a promising material for high performance electronic and optoelectronic device for its high mobility, tunable mid-infrared bandgap and anis…
Valley Carrier Dynamics in Monolayer Molybdenum Disulphide from Helicity Resolved Ultrafast Pump-probe Spectroscopy
Qinsheng Wang, Shaofeng Ge, Xiao Li +4
We investigate the valley related carrier dynamics in monolayer MoS2 using helicity resolved non-degenerate ultrafast pump-probe spectroscopy at the vicinity of the high-symmetry K…