566 citations · 1.8k across the 17 of their papers we have counts for
17 papers
Distinct Topological Surface States on the Two Terminations of MnBiTe
Xuefeng Wu, Jiayu Li, Xiao-Ming Ma +20
The recent discovered intrinsic magnetic topological insulator MnBi2Te4 have been met with unusual success in hosting emergent phenomena such as the quantum anomalous Hall effect a…
Niobium doping induced mirror twin boundaries in MBE grown WSe2 monolayers
Bo Wang, Yipu Xia, Junqiu Zhang +4
Mirror twin boundary (MTB) brings unique 1D physics and properties into two-dimensional transition metal dichalcogenides (TMDCs), but they were rarely observed in non-Mo-based TMDC…
Quantum Confined Tomonaga-Luttinger Liquid in MoSe2 Twin Domain Boundaries
Yipu Xia, Junqiu Zhang, Yuanjun Jin +3
There have been conflicting reports on the electronic properties of twin domain boundaries (DBs) in MoSe2 monolayer, including the quantum well states, charge density wave, and Tom…
Inversion Domain Boundary Induced Stacking and Bandstructure Diversity in Bilayer MoSe2
Jinhua Hong, Cong Wang, Hongjun Liu +9
Interlayer rotation and stacking were recently demonstrated as effective strategies for tuning physical properties of various two-dimensional materials. The latter strategy was mos…
One-dimensional phosphorus chain and two-dimensional blue phosphorene grown on Au(111) by molecular-beam epitaxy
Jin-Peng Xu, Jun-Qiu Zhang, Hao Tian +3
Single layer (SL) phosphorus (phosphorene) has drawn considerable research attention recently as a two-dimensional (2D) material for application promises. It is a semiconductor sho…
Ultrathin layers of beta-tellurene grown on highly oriented pyrolytic graphite by molecular-beam epitaxy
Jinglei Chen, Yawei Dai, Yaqiang Ma +3
Monolayer Tellurium (Te) or tellurene has been suggested by a recent theory as a new two-dimensional (2D) system with great electronic and optoelectronic promises. Here we present…
Density-functional calculations of multivalency-driven formation of Te-based monolayer materials with superior electronic and optical properties
Zhili Zhu, Xiaolin Cai, Chunyao Niu +6
Contemporary science is witnessing a rapid expansion of the two-dimensional (2D) materials family, each member possessing intriguing emergent properties of fundamental and practica…
Growth, stabilization and conversion of semi-metallic and semiconducting phases of MoTe2 monolayer by molecular-beam epitaxy
Jinglei Chen, Guanyong Wang, Yanan Tang +5
Monolayer (ML) transition-metal dichalcogenides exist in different phases, such as the hexagonal (2H) and distorted octahedral or monoclinic (1T') phases. The different structures…
Strain in Epitaxial High-Index Bi2Se3(221) Films Grown by Molecular-Beam Epitaxy
B. Li, W. G. Chen, X. Guo +4
High-index Bi2Se3(221) film has been grown on In2Se3-buffered GaAs(001), in which a much retarded strain relaxation dynamics is recorded. The slow strain-relaxation process of in e…
Observation of intervalley quantum interference in epitaxial monolayer WSe2
Hongjun Liu, Jinglei Chen, Hongyi Yu +8
Monolayer (ML) transition metal dichalcogenides (TMDs) have been attracting great research attentions lately for their extraordinary properties, in particular the exotic spin-valle…
Line and Point Defects in MoSe2 Bilayer Studied by Scanning Tunneling Microscopy and Spectroscopy
Hongjun Liu, Hao Zheng, Fang Yang +6
Bilayer (BL) MoSe2 films grown by molecular-beam epitaxy (MBE) are studied by scanning tunneling microscopy and spectroscopy (STM/S). Similar to monolayer (ML) films, networks of i…
Molecular-beam epitaxy of monolayer and bilayer WSe2: A scanning tunneling microscopy/spectroscopy study and deduction of exciton binding energy
H. J. Liu, L. Jiao, L. Xie +7
Interests in two-dimensional transition-metal dichalcogenides have prompted some recent efforts to grow ultrathin layers of these materials epitaxially using molecular-beam epitaxy…
Dense network of one-dimensional mid-gap metallic modes in monolayer MoSe2 and their spatial undulations
Hongjun Liu, Lu Jiao, Fang Yang +9
We report the observation of a dense triangular network of one-dimensional (1D) metallic modes in a continuous and uniform monolayer of MoSe2 grown by molecular-beam epitaxy. High-…
Current induced anisotropic magnetoresistance in topological insulator films
Jian Wang, Handong Li, Cui-Zu Chang +7
Topological insulators are insulating in the bulk but possess spin-momentum locked metallic surface states protected by time-reversal symmetry. The existence of these surface state…
Superlattices of Bi2Se3/In2Se3: Growth Characteristics and Structural Properties
Z. Y. Wang, X. Guo, H. D. Li +3
Superlattices (SLs) consisted of alternating Bi2Se3 and In2Se3 layers are grown on Si(111) by molecular-beam epitaxy. Bi2Se3, a three-dimensional topological insulator (TI), showed…
Interplay between topological insulators and superconductors
Jian Wang, Cui-Zu Chang, Handong Li +8
Topological insulators are insulating in the bulk but possess metallic surface states protected by time-reversal symmetry. Here, we report a detailed electronic transport study in…
Van der Waals epitaxy of Bi2Se3 on Si(111) vicinal surface: An approach to prepare high-quality thin films of topological insulator
H. D. Li, Z. Y. Wang, X. Kan +7
Epitaxial growth of topological insulator Bi2Se3 thin films on nominally flat and vicinal Si(111) substrates is studied. In order to achieve planner growth front and better quality…