11.3k citations · 13.5k across the 37 of their papers we have counts for
13 papers · 1 filter
Band Alignment in Black Phosphorus/Transition Metal Dichalcogenide Heterolayers: Impact of Charge Redistribution, Electric Field, Strain and Layer Engineering
Nupur Navlakha, Priyamvada Jadaun, Leonard F. Register +1
The objective of this work is to study the effects of charge redistribution, applied layer-normal electric fields, applied strain, and layer engineering on the band alignment of Bl…
Structural and Electrical Properties of MoTe and MoSe Grown by Molecular Beam Epitaxy
Anupam Roy, Hema C. P. Movva, Biswarup Satpati +7
We demonstrate the growth of thin films of molybdenum ditelluride and molybdenum diselenide on sapphire substrates by molecular beam epitaxy. In-situ structural and chemical analys…
Perpendicular magnetic anisotropy and spin glass-like behavior in molecular beam epitaxy grown chromium telluride thin films
Anupam Roy, Samaresh Guchhait, Rik Dey +4
Reflection high energy electron diffraction (RHEED), scanning tunneling microscopy (STM), vibrating sample magnetometry and other physical property measurements are used to investi…
Electronic and optical properties of GaSb:N from first principles
Priyamvada Jadaun, Hari P. Nair, Vincenzo Lordi +2
GaSb:N displays promise towards realization of optoelectronic devices accessing the mid-infrared wavelength regime. Theoretical and experimental results on its electronic and optic…
Uniform wafer-scale synthesis of graphene on evaporated Cu (111) film with quality comparable to exfoliated monolayer
Li Tao, Milo Holt, Jongho Lee +8
Monolayer graphene has been grown on crystallized Cu (111) films on standard oxidized Si 100 mm wafers. The monolayer graphene demonstrates high uniformity (>97% coverage), with im…
Dielectric capping effects on binary and ternary topological insulator surface states
Jiwon Chang, Priyamvada Jadaun, Leonard F. Register +2
Using a density functional based electronic structure method, we study the effect of crystalline dielectrics on the metallic surface states of Bismuth- and chalcogen-based binary a…
Density Functional Study of Ternary Topological Insulator Thin Films
Jiwon Chang, Leonard F. Register, Sanjay K. Banerjee +1
Using an ab-initio density functional theory based electronic structure method with a semi-local density approximation, we study thin-film electronic properties of two topological…
Edge Saturation effects on the magnetism and band gaps in multilayer graphene ribbons and flakes
Bhagawan Sahu, Hongki Min, Sanjay K. Banerjee
Using a density functional theory based electronic structure method and semi-local density approximation, we study the interplay of geometric confinement, magnetism and external el…
Density functional theory based study of graphene and dielectric oxide interfaces
Priyamvada Jadaun, Sanjay K. Banerjee, Leonard F. Register +1
We study the effects of insulating oxides in their crystalline forms on the energy band structure of monolayer and bilayer graphene using a \textit{first principles} density functi…
Effects of edge magnetism and external electric field on energy gaps in multilayer graphene nanoribbons
Bhagawan Sahu, Hongki Min, Sanjay K. Banerjee
Using first-principles density-functional theory, we study the electronic structure of multilayer graphene nanoribbons as a function of the ribbon width and the external electric f…
Graphene on Insulating Oxide Substrates: Role of Surface Dangling States
Priyamvada Jadaun, Sanjay K. Banerjee, Bhagawan Sahu
We study the effect of insulating oxide substrates on the energy band structure of monolayer and bilayer graphene using a first principles density functional based electronic struc…
Effects of magnetism and electric field on the energy gap of bilayer graphene nanoflakes
Bhagawan Sahu, Hongki Min, Sanjay K. Banerjee
We study the effect of magnetism and perpendicular external electric field strengths on the energy gap of length confined bilayer graphene nanoribbons (or nanoflakes) as a function…
Large-Area Synthesis of High-Quality and Uniform Graphene Films on Copper Foils
Xuesong Li, Weiwei Cai, Jinho An +10
Graphene has been attracting great interest because of its distinctive band structure and physical properties. Today, graphene is limited to small sizes because it is produced most…