English
Related papers

Related papers: InSe: a two-dimensional material with strong inter…

200 papers

InSe is a promising material for a next-generation of two-dimensional electronic and optical devices, characteristics of which are largely determined by the type of band structure, direct or indirect. In general, different methods can be…

Metal mono-chalcogenide compounds offer a large variety of electronic properties depending on chemical composition, number of layers and stacking-order. Among them, the InSe has attracted much attention due to the promise of outstanding…

The effect of quantum confinement in the optical absorption spectra of atomically thin {\alpha}-In2Se3 crystals is studied, observing a huge thickness-dependent shift in the optical band gap of exfoliated {\alpha}-In2Se3 flakes. The band…

Mesoscale and Nanoscale Physics · Physics 2016-10-19 Jorge Quereda , Robert Biele , Gabino Rubio-Bollinger , Nicolás Agraït , Roberto D'Agosta , Andres Castellanos-Gomez

Two-dimensional (2D) indium monoselenide (InSe) has attracted significant attention as a III-VI two-dimensional semiconductor (2D) with a combination of favorable attributes from III-V semiconductors as well as van der Waals 2D transition…

The interlayer bonding in two dimensional materials is particularly important because it is not only related to their physical and chemical stability but also affects their mechanical, thermal, electronic, optical, and other properties. To…

Inter-twisted bilayers of two-dimensional (2D) materials can host low-energy flat bands, which offer opportunity to investigate many intriguing physics associated with strong electron correlations. In the existing systems, ultra-flat bands…

Computational Physics · Physics 2022-03-01 Shengdan Tao , Xuanlin Zhang , Jiaojiao Zhu , Pimo He , Shengyuan A. Yang , Yunhao Lu , Su-Huai Wei

The layer dependent structural, electronic and vibrational properties of SnS2 and SnSe2 are investigated using first-principles density functional theory (DFT). The in-plane lattice constants, interlayer distances and binding energies are…

Materials Science · Physics 2016-10-05 Joseph M. Gonzalez , Ivan I. Oleynik

Nano-structuring is an extremely promising path to high performance thermoelectrics. Favorable improvements in thermal conductivity are attainable in many material systems, and theoretical work points to large improvements in electronic…

The role of interlayer bonds in the two-dimensional (2D) materials "beyond graphene" and so-called van der Waals heterostructures is vital, and understanding the nature of these bonds in terms of strength and type is essential due to a wide…

Strongly Correlated Electrons · Physics 2023-04-26 Georgy V. Pushkarev , Vladimir G. Mazurenko , Vladimir V. Mazurenko , Danil W. Boukhvalov

First-principles calculations are performed to investigate the effects of the adsorption of gas molecules (CO, NO, NO2, H2S, N2, H2O, O2, NH3 and H2) on the electronic properties of atomically thin indium selenium (InSe). Our study shows…

Materials Science · Physics 2017-04-17 Yongqing Cai , Gang Zhang , Yong-Wei Zhang

A two-dimensional (2D) quantum electron system is characterized by the quantized energy levels, or subbands, in the out-of-plane direction. Populating higher subbands and controlling the inter-subband transitions have wide technological…

Understanding and optimizing the properties of photoactive two-dimensional (2D) Van der Waals solids are crucial for developing optoelectronics applications. Here we present a detailed investigation of layer dependent photoconductive…

Applied Physics · Physics 2021-02-02 Milinda Wasala , Prasanna Patil , Sujoy Ghosh , Lincoln Weber , Sidong Lei , Saikat Talapatra

In the last six years, Indium selenide (InSe) has appeared as a new van der Waals heterostructure platform which has been extensively studied due to its unique electronic and optical properties. Such as transition metal dichalcogenides…

We present a tight-binding (TB) model and $\mathbf{k\cdot p}$ theory for electrons in monolayer and few-layer InSe. The model is constructed from a basis of all $s$ and $p$ valence orbitals on both indium and selenium atoms, with…

Mesoscale and Nanoscale Physics · Physics 2017-01-05 S. J. Magorrian , V. Zólyomi , V. I. Fal'ko

The electronic properties of the twisted InSe bilayer are studied by large-scale density functional theory. Spectral Function Unfolding reveals that the electronic structure of the twisted system can be described in terms of a combination…

Materials Science · Physics 2022-02-28 Siow Mean Loh , Nicholas D. M. Hine

We present a study by Scanning Tunneling Microscopy, supported by ab initio calculations, of the interaction between graphene and monolayer (semiconducting) PtSe$_2$ as a function of the twist angle ${\theta}$ between the two layers. We…

Mesoscale and Nanoscale Physics · Physics 2023-12-22 P. Mallet , F. Ibrahim , K. Abdukayumov , A. Marty , C. Vergnaud , F. Bonell , M. Chshiev , M. Jamet , J-Y. Veuillen

Superconducting enclosures will be key components of scalable quantum computing devices based on circuit quantum electrodynamics (cQED). Within a densely integrated device, they can protect qubits from noise and serve as quantum memory…

Superconductivity · Physics 2015-09-15 T. Brecht , M. Reagor , Y. Chu , W. Pfaff , C. Wang , L. Frunzio , M. H. Devoret , R. J. Schoelkopf

The weak van der Waals interlayer interactions in the transition metal dichalcogenide (TMD) materials have created a rich platform to study their exotic electronic properties through chemical doping or physical gating techniques. We…

Superconductivity · Physics 2019-03-20 Hanlin Wu , Sheng Li , Michael Susner , Sunah Kwon , Moon Kim , Timothy Haugan , Bing Lv

Recently, two-dimensional (2D) materials with strong in-plane anisotropic properties such as black phosphorus have demonstrated great potential for developing new devices that can take advantage of its reduced lattice symmetry with…

Mesoscale and Nanoscale Physics · Physics 2016-05-05 Huan Zhao , Jiangbin Wu , Hongxia Zhong , Qiushi Guo , Xiaomu Wang , Fengnian Xia , Li Yang , Ping-Heng Tan , Han Wang

The development of robust and efficient single photon emitters (SPEs) at telecom wavelengths is critical for advancements in quantum information science. Two-dimensional (2D) materials have recently emerged as promising sources for SPEs,…