448 citations · 1.9k across the 24 of their papers we have counts for
25 papers
Hot-Carrier Cooling in High-Quality Graphene is Intrinsically Limited by Optical Phonons
Eva A. A. Pogna, Xiaoyu Jia, Alessandro Principi +20
Many promising optoelectronic devices, such as broadband photodetectors, nonlinear frequency converters, and building blocks for data communication systems, exploit photoexcited ch…
Realization and transport investigation of a single layer-twisted bilayer graphene junction
Dingran Rui, Luzhao Sun, N. Kang +5
We report on low-temperature transport study of a single layer graphene (SLG)-twisted bilayer graphene (tBLG) junction device. The SLG-tBLG junction in the device is grown by chemi…
Superconductivity in an Al-Twisted Bilayer Graphene-Al Junction device
Dingran Rui, Luzhao Sun, N. Kang +3
We report on realization and quantum transport study of a twisted bilayer graphene (tBLG) Josephson junction device. High-quality tBLG employed in the device fabrication is obtaine…
Transport signatures of relativistic quantum scars in a graphene cavity
G. Q. Zhang, Xianzhang Chen, Li Lin +5
We study a relativistic quantum cavity system realized by etching out from a graphene sheet by quantum transport measurements and theoretical calculations. The conductance of the g…
Low-field magnetotransport in graphene cavity devices
G. Q. Zhang, N. Kang, J. Y. Li +4
Confinement and edge structures are known to play significant roles in electronic and transport properties of two-dimensional materials. Here, we report on low-temperature magnetot…
Charge transport and electron-hole asymmetry in low-mobility graphene/hexagonal boron nitride heterostructures
Jiayu Li, Li Lin, Guang-Yao Huang +5
Graphene/hexagonal boron nitride (G/-BN) heterostructures offer an excellent platform for developing nanoelectronic devices and for exploring correlated states in graphene under…
Ultrafast, highly-sensitive infrared photodetectors based on two-dimensional oxyselenide crystals
Jianbo Yin, Zhenjun Tan, Hao Hong +10
Infrared detection and sensing is deeply embedded in modern technology and human society and its development has always been benefitting from the discovery of new photoelectric res…
Ultrafast Epitaxial Growth of Metre-Sized Single-Crystal Graphene on Industrial Cu Foil
Xiaozhi Xu, Zhihong Zhang, Jichen Dong +20
A foundation of the modern technology that uses single-crystal silicon has been the growth of high-quality single-crystal Si ingots with diameters up to 12 inches or larger. For ma…
Electron-Hole Symmetry Breaking in Charge Transport in Nitrogen-Doped Graphene
Jiayu Li, Li Lin, Dingran Rui +7
Graphitic nitrogen-doped graphene is an excellent platform to study scattering processes of massless Dirac fermions by charged impurities, in which high mobility can be preserved d…
Metallic vanadium disulfide nanosheets as a platform material for multifunctional electrode applications
Qingqing Ji, Cong Li, Jingli Wang +11
Nano-thick metallic transition metal dichalcogenides such as VS are essential building blocks for constructing next-generation electronic and energy-storage applications, as…
Anomalous Hall effect and magnetic orderings in nanothick VS
Jingjing Niu, Qingqing Ji, Baomin Yan +6
The rise of graphene marks the advent of two-dimensional atomic crystals, which have exhibited a cornucopia of intriguing properties, such as the integer and fractional quantum Hal…
Weak antilocalization and electron-electron interaction in coupled multiple-channel transport in a BiSe thin film
Yumei Jing, Shaoyun Huang, Kai Zhang +5
Electron transport properties of a topological insulator BiSe thin film are studied in Hall-bar geometry. The film with a thickness of 10 nm is grown by van der Waals epita…
Magnetic-field-assisted electron confinement and valley splitting in strained graphene
Jun-Fang Liu, Ke-Ke Bai, Jia-Bin Qiao +5
Spatially varying strained graphene can acquire interesting electronic properties because of the strain-induced valley-dependent gauge (pseudomagnetic) fields1,2. Here we report th…
Wafer-scale CVD Growth of Monolayer Hexagonal Boron Nitride with Large Domain Size by Cu Foil Enclosure Approach
Xiuju Song, Junfeng Gao, Teng Gao +7
Chemical vapor deposition synthesis of large domain hexagonal boron nitride (h-BN) with uniform thickness on Cu foils is of great challenge, originating from the extremely high nuc…
Etching-free transfer of wafer-scale MoS2 films
Donglin Ma, Jianping Shi, Qingqing Ji +7
How to transfer MoS2 films from growth substrates onto target substrates is a critical issue for its practical applications. However, it remains a great challenge to avoid the samp…
Ultrafast Terahertz Probe of Transient Evolution of Charged and Neutral Phase of Photoexcited Electron-hole Gas in Monolayer Semiconductor
Xuefeng Liu, Qingqing Ji, Zhihan Gao +5
We investigate the dynamical formation of excitons from photoexcited electron-hole plasma and its subsequent decay dynamics in monolayer MoS2 grown by chemical vapor deposition usi…
Quasi-freestanding monolayer heterostructure of graphene and hexagonal boron nitride on Ir(111) with a chiral boundary
Mengxi Liu, Yuanchang Li, Pengcheng Chen +10
Monolayer lateral heterostructure of graphene and hexagonal boron nitride (h-BNC) has attracted a growing attention mainly due to its tunable band-gap character and unique physical…
Directly grown monolayer MoS2 on Au foils as efficient hydrogen evolution catalysts
Jianping Shi, Donglin Ma, Gao-Feng Han +8
Synthesis of monolayer MoS2 is essential for fulfilling the potential of MoS2 in catalysis, optoelectronics and valleytronics, etc. Herein, we report for the first time the scalabl…
Angle-Dependent van Hove Singularities and Their Breakdown in Twisted Graphene Bilayers
Wei Yan, Lan Meng, Mengxi Liu +6
The creation of van der Waals heterostructures based on a graphene monolayer and other two-dimensional crystals has attracted great interest because atomic registry of the two-dime…
Creating One-dimensional Nanoscale Periodic Ripples in a Continuous Mosaic Graphene Monolayer
Ke-Ke Bai, Yu Zhou, Hong Zheng +5
In previous studies, it proved difficult to realize periodic graphene ripples with wavelengths of few nanometers. Here we show that one-dimensional periodic graphene ripples with w…
Electronic Structures of Graphene Layers on Metal Foil: Effect of Point Defects
Hui Yan, Cheng-Cheng Liu, Ke-Ke Bai +9
Here we report a facile method to generate a high density of point defects in graphene on metal foil and show how the point defects affect the electronic structures of graphene lay…
Strain Induced One-Dimensional Landau-Level Quantization in Corrugated Graphene
Lan Meng, Wen-Yu He, Hong Zheng +10
Theoretical research has predicted that ripples of graphene generates effective gauge field on its low energy electronic structure and could lead to zero-energy flat bands, which a…
Evidence for Superlattice Dirac Points and Space-dependent Fermi Velocity in Corrugated Graphene Monolayer
Hui Yan, Zhao-Dong Chu, Wei Yan +10
Recent studies show that periodic potentials can generate superlattice Dirac points at energies in graphene (is the Fermi velocity of graphene and G is the reciprocal superlattice…
Strain-induced Evolution of Electronic Band Structures in a Twisted Graphene Bilayer
Wei Yan, Wen-Yu He, Zhao-Dong Chu +7
Here we study the evolution of local electronic properties of a twisted graphene bilayer induced by a strain and a high curvature. The strain and curvature strongly affect the loca…