929 citations · 4.4k across the 32 of their papers we have counts for
33 papers
Breaking the mutual exclusivity between metallicity and ferroelectricity in a non-polar covalent semiconductor via orbital selective doping
Hui Li, Yunfan Yang, Junquan Huang +18
The mutual exclusion of ferroelectricity and metallic conductivity is a long-standing tenet because itinerant electrons screen long-range Coulomb forces that stabilize the bulk pol…
Hydrogen isotope separation using graphene-based membranes in liquid water
Xiangrui Zhang, Hequn Wang, Tiantian Xiao +7
Hydrogen isotope separation has been effectively achieved using gaseous H2/D2 filtered through graphene/Nafion composite membranes. Nevertheless, deuteron nearly does not exist in…
Bi2O2Se nanowires presenting high mobility and strong spin-orbit coupling
Kui Zhao, Huaiyuan Liu, Congwei Tan +6
Systematic electrical transport characterizations were performed on high-quality Bi2O2Se nanowires to illustrate its great transport properties and further application potentials i…
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…
Unravelling a Zigzag Pathway for Hot-Carrier Collection at CH3NH3PbI3/Graphene Interfaces
Jin Zhang, Hao Hong, Jincan Zhang +4
The capture of photoexcited deep-band hot carriers, excited by photons with energies far above the bandgap, is of significant importance for photovoltaic and photoelectronic applic…
Determination of interatomic coupling between two-dimensional crystals using angle-resolved photoemission spectroscopy
J. J. P. Thompson, D. Pei, H. Peng +7
Lack of directional bonding between two-dimensional crystals like graphene or monolayer transition metal dichalcogenides provides unusual freedom in selection of components for ver…
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…
Interlayer Decoupling in 30° Twisted Bilayer Graphene Quasicrystal
Bing Deng, Binbin Wang, Ning Li +8
Stacking order has strong influence on the coupling between the two layers of twisted bilayer graphene (BLG), which in turn determines its physical properties. Here, we report the…
Temperature dependence of quantum oscillations from non-parabolic dispersions
Chunyu Guo, A. Alexandradinata, Carsten Putzke +16
The phase offset of quantum oscillations is commonly used to experimentally diagnose topologically non-trivial Fermi surfaces. This methodology, however, is inconclusive for spin-o…
Single-Electron Transistor Made of a 3D Topological Insulator Nanoplate
Yumei Jing, Shaoyun Huang, Jinxiong Wu +5
Quantum confined devices of three-dimensional topological insulators have been proposed to be promising and of great importance for studies of confined topological states and for a…
Universal conductance fluctuations and phase-coherent transport in a semiconductor BiOSe nanoplate with strong spin-orbit interaction
Mengmeng Meng, Shaoyun Huang, Congwei Tan +4
We report on phase-coherent transport studies of a BiOSe nanoplate and on observation of universal conductance fluctuations and spin-orbit interaction induced reduction in…
Truly concomitant and independently expressed short- and long-term plasticity in Bi2O2Se-based three-terminal memristor
Ziyang Zhang, Tianran Li, Yujie Wu +10
Orchestration of diverse synaptic plasticity mechanisms across different timescales produces complex cognitive processes. To achieve comparable cognitive complexity in memristive n…
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…
Raman Spectra and Strain Effects in Bismuth Oxychalcogenides
Ting Cheng, Congwei Tan, Shuqing Zhang +3
A new type of two-dimensional layered semiconductor with weak electrostatic but not van der Waals interlayer interactions, Bi2O2Se, has been recently synthesized, which shown excel…
Self-Modulation Doping Effect in the High-Mobility Layered Semiconductor Bi2O2Se
Huixia Fu, Jinxiong Wu, Hailin Peng +1
Recently an air-stable layered semiconductor Bi2O2Se was discovered to exhibit an ultrahigh mobility in transistors fabricated with its thin layers. In this work, we explored the m…
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…
Out-of-plane Piezoelectricity and Ferroelectricity in Layered -In2Se3 Nano-flakes
Yu Zhou, Di Wu, Yihan Zhu +9
Piezoelectric and ferroelectric properties in the two dimensional (2D) limit are highly desired for nanoelectronic, electromechanical, and optoelectronic applications. Here we repo…
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…
Raman spectroscopic characterization of stacking configuration and interlayer coupling of twisted multilayer graphene grown by chemical vapor deposition
Jiang-Bin Wu, Huan Wang, Xiao-Li Li +2
Multilayer graphene (MLG) grown by chemical vapor deposition (CVD) is a promising material for electronic and optoelectronic devices. Understanding the stacking configuration and i…
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…