English
Related papers

Related papers: Single Electron Quantum Dot in Two-Dimensional Tra…

200 papers

Recently, transition metal dichalcogenides (TMDCs) semiconductors have been utilized for investigating quantum phenomena because of their unique band structures and novel electronic properties. In a quantum dot (QD), electrons are confined…

Mesoscale and Nanoscale Physics · Physics 2020-03-04 Gang Luo , Zhuo-Zhi Zhang , Hai-Ou Li , Xiang-Xiang Song , Guang-Wei Deng , Gang Cao , Ming Xiao , Guo-Ping Guo

Monolayer Transition Metal Dichalcogenides (TMDCs) are promising candidates for quantum technologies, such as quantum dots, because they are truly two-dimensional semiconductors with a direct band gap. In this work, we analyse theoretically…

Mesoscale and Nanoscale Physics · Physics 2018-02-28 Alessandro David , Guido Burkard , Andor Kormányos

Two-dimensional layered materials, such as transition metal dichalcogenides (TMDCs), are promising materials for future electronics owing to their unique electronic properties. With the presence of a band gap, atomically thin gate defined…

Mesoscale and Nanoscale Physics · Physics 2015-10-28 Xiang-Xiang Song , Di Liu , Vahid Mosallanejad , Jie You , Tian-Yi Han , Dian-Teng Chen , Hai-Ou Li , Gang Cao , Ming Xiao , Guang-Can Guo , Guo-Ping Guo

Semiconducting transition metal dichalcogenides (TMDCs) are very promising materials for quantum dots and spin-qubit implementation. Reliable operation of spin qubits requires the knowledge of Land\'e g-factor, which can be measured by…

Mesoscale and Nanoscale Physics · Physics 2023-03-28 P. Kumar , H. Kim , S. Tripathy , K. Watanabe , T. Taniguchi , K. S. Novoselov , D. Kotekar-Patil

Spatial confinement and manipulation of charged carriers in semiconducting nanostructures are essential for realizing quantum electronic devices. Gate-defined nanostructures made of two-dimensional (2D) semiconducting transition metal…

Mesoscale and Nanoscale Physics · Physics 2016-10-11 Ke Wang , Takashi Taniguchi , Kenji Watanabe , Philip Kim

There is a substantial interest in the heterostructures of semiconducting transition metal dichalcogenides (TMDCs) amongst each other or with arbitrary materials, through which the control of the chemical, structural, electronic,…

Monolayer transition metal dichalcogenides (TMDs) offer new opportunities for realizing quantum dots (QDs) in the ultimate two-dimensional (2D) limit. Given the rich control possibilities of electron valley pseudospin discovered in the…

Mesoscale and Nanoscale Physics · Physics 2014-10-24 Gui-Bin Liu , Hongliang Pang , Yugui Yao , Wang Yao

Semiconducting two-dimensional (2D) transition metal dichalcogenides (TMDs) are considered a key materials class to scale microelectronics to the ultimate atomic level. The robust quantum properties in TMDs also enable new device concepts…

Materials Science · Physics 2021-10-11 Joshua A. Robinson , Bruno Schuler

In recent years, a lot of scientific research effort has been put forth for the investigation of Transition Metal Dichalcogenides (TMDC) and other Two Dimensional (2D) materials like Graphene, Boron Nitride. Theoretical investigation on the…

Computational Physics · Physics 2018-02-27 Kanak Datta , Quazi D. M. Khosru

Strong spin-orbit coupling in transition metal dichalcogenide (TMDC) monolayers results in spin resolvable band structures about the $K$ and $K'$ valleys such that the eigenbasis of a 2D quantum dot (QD) in a TMDC monolayer in zero field is…

Mesoscale and Nanoscale Physics · Physics 2018-04-25 Matthew Brooks , Guido Burkard

We present here results of atomistic theory of electrons confined by metallic gates in a single layer of transition metal dichalcogenides. The electronic states are described by the tight-binding model and computed using a computational box…

Mesoscale and Nanoscale Physics · Physics 2020-01-22 Maciej Bieniek , Ludmila Szulakowska , Pawel Hawrylak

Quantum transport and spintronics regimes are studied in p- and n-doped atomic layers of hexagonal transition metal dichalcogenides (TMDCs), subject to the interplay between the valley structure and spin-orbit coupling. We find how spin…

Mesoscale and Nanoscale Physics · Physics 2014-12-23 Hector Ochoa , Francesca Finocchiaro , Francisco Guinea , Vladimir I. Fal'ko

We propose to engineer time-reversal-invariant topological insulators in two-dimensional (2D) crystals of transition metal dichalcogenides (TMDCs). We note that, at low doping, semiconducting TMDCs under shear strain will develop…

Mesoscale and Nanoscale Physics · Physics 2014-08-13 M. A. Cazalilla , H. Ochoa , F. Guinea

Two-dimensional (2D) materials are a family of layered materials exhibiting rich exotic phenomena, such as valley-contrasting physics. Down to single-particle level, unraveling fundamental physics and potential applications including…

Mesoscale and Nanoscale Physics · Physics 2022-04-18 Fang-Ming Jing , Zhuo-Zhi Zhang , Guo-Quan Qin , Gang Luo , Gang Cao , Hai-Ou Li , Xiang-Xiang Song , Guo-Ping Guo

Two-dimensional semiconductors, known as Transition Metal Dichalcogenides (TMDCs), are of great interest among many materials due to their unique 2D characteristics, including exceptional electronic and optical properties. These compounds…

Materials Science · Physics 2023-10-23 Khawla Jaffel

Monolayer transition metal dichalcogenides (TMDs) offer a novel two-dimensional platform for semiconductor devices. One such application, whereby the added low dimensional crystal physics (i.e. optical spin selection rules) may prove TMDs a…

Mesoscale and Nanoscale Physics · Physics 2020-02-05 Matthew Brooks , Guido Burkard

Atomically thin group-VIB transition metal dichalcogenides (TMDs) have recently emerged as a new class of two-dimensional (2D) semiconductors with extraordinary properties including the direct band gap in the visible frequency range, the…

Mesoscale and Nanoscale Physics · Physics 2015-12-08 Gui-Bin Liu , Di Xiao , Yugui Yao , Xiaodong Xu , Wang Yao

In monolayer group-VI transition metal dichalcogenides (TMDC), charge carriers have spin and valley degrees of freedom, both associated with magnetic moments. On the other hand, the layer degree of freedom in multilayers is associated with…

Mesoscale and Nanoscale Physics · Physics 2013-07-19 Zhirui Gong , Gui-Bin Liu , Hongyi Yu , Di Xiao , Xiaodong Cui , Xiaodong Xu , Wang Yao

The spin-valley or Kramers qubit promises significantly enhanced spin-valley lifetimes due to strong coupling of the electrons' spin to their momentum (valley) degrees of freedom. In transition metal dichalcogenides (TMDCs) such spin-valley…

Mesoscale and Nanoscale Physics · Physics 2024-10-30 Aakash Shandilya , Sundeep Kapila , Radha Krishnan , Bent Weber , Bhaskaran Muralidharan

Electron valleys in transition-metal dichalcogenide monolayers drive novel physics and allow designing multifunctional architectures for applications. We propose to manipulate the electron valleys in these systems for spin/valley filter and…

Mesoscale and Nanoscale Physics · Physics 2021-11-15 Ao Zhang , Kaike Yang , Yun Zhang , Anlian Pan , Mingxing Chen
‹ Prev 1 2 3 10 Next ›