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Related papers: Field-Effect Transistors based on 2-D Materials: a…

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Scaling field-effect transistors (FETs) into the sub-10-nm regime fundamentally alters the transport mechanism, challenging long-standing design rules. This study investigates monolayer TMD FETs with channel lengths from 12 nm to 3 nm,…

Mesoscale and Nanoscale Physics · Physics 2026-01-15 Yu-Chang Chen , Chia-Yang Ling , Ken-Ming Lin

Materials with thickness ranging from a few nanometers to a single atomic layer present unprecedented opportunities to investigate new phases of matter constrained to the two-dimensional plane.Particle-particle Coulomb interaction is…

Mesoscale and Nanoscale Physics · Physics 2021-10-27 A. Carvalho , P. E. Trevisanutto , S. Taioli , A. H. Castro Neto

The use of a foreign metallic cold source (CS) has recently been proposed as a promising approach toward the steep-slope field-effect-transistor (FET). In addition to the selection of source material with desired density of states-energy…

Materials Science · Physics 2021-09-14 Juan Lv , Jing Pei , Yuzheng Guo , Jian Gong , Huanglong Li

A method for assessing the quality of electronic material properties of thin-film metal oxide semiconductor field-effect transistors (MOSFETs) is presented. By investigating samples with MOCVD-grown MoS${_2}$ channels exposed to atmospheric…

Applied Physics · Physics 2025-04-03 Eros Reato , Ardeshir Esteki , Benny Ku , Zhenxing Wang , Michael Heuken , Max C. Lemme , Olof Engström

Two-dimensional materials (2DM) and their derived heterostructures have electrical and optical properties that are widely tunable via several approaches, most notably electrostatic gating and interfacial engineering such as twisting. While…

Mesoscale and Nanoscale Physics · Physics 2024-06-18 Haoning Tang , Yiting Wang , Xueqi Ni , Kenji Watanabe , Takashi Taniguchi , Pablo Jarillo-Herrero , Shanhui Fan , Eric Mazur , Amir Yacoby , Yuan Cao

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

Two-dimensional (2D) semiconductors have demonstrated great potential for next-generation electronics and optoelectronics. However, the current 2D semiconductors suffer from intrinsically low carrier mobility at room temperature, which…

Materials Science · Physics 2023-03-08 Chenmu Zhang , Ruoyu Wang , Himani Mishra , Yuanyue Liu

A physics-based model for the surface potential and drain current for monolayer transition metal dichalcogenide (TMD) field-effect transistor (FET) is presented. Taking into account the 2D density-of-states of the atomic layer thick TMD and…

Mesoscale and Nanoscale Physics · Physics 2015-06-05 David Jimenez

Two dimensional (2D) magnets have emerged as a compelling platform for spin based nanoelectronics, enabling atomic scale control of magnetic order, interfaces, quantum geometry, and symmetry. Here, we highlight recent advances in 2D…

Mesoscale and Nanoscale Physics · Physics 2026-03-02 Bing Zhao , Roselle Ngaloy , Lalit Pandey , Himanshu Bangar , Divya P. Dubey , Saroj P. Dash

The contact issue for two-dimensional (2D) materials-based field-effect transistors (FETs) has drawn enormous attention in recent years. Although ohmic behavior is achieved at room temperature, the drain current of 2DFETs shifts from ohmic…

Mesoscale and Nanoscale Physics · Physics 2025-11-04 Kwok-Ho Wong , Mansun Chan

Pentagonal PdSe2 is a promising candidate for layered electronic devices, owing to its high air-stability and anisotropic transport properties. Here, we investigate the performance of p-type FET based on PdSe$_2$ mono-layer using…

Mesoscale and Nanoscale Physics · Physics 2023-05-02 Keshari Nandan , Amit Agarwal , Somnath Bhowmick , Yogesh S. Chauhan

Two dimensional (2D) crystal heterostructures are shown to possess a unique opportunity for novel THz nonlinear devices. In contrast to the oxide tunneling barrier, the uniformity of 2D insulators in the thickness control provides an ideal…

Materials Science · Physics 2015-06-12 B. D. Kong , C. Zeng , D. K. Gaskill , K. L. Wang , K. W. Kim

Comparing with the conventional semiconductors, the choice of the two dimensional semiconductor (2DSC) materials is very limited. Based on proper electron counting, we propose a large family of 2DSCs, all adopting the same structure and…

Materials Science · Physics 2015-03-03 Mao-sheng Miao , Jorge Botana , Jingyao Liu , Wen Yan

In this paper, a two-dimensional analytical model of a laterally graded-channel triple-metal double-gate Junctionless Field Effect Transistor with hetero dielectric gate oxide stack consisting of SiO$_2$ and HfO$_2$ is derived. The model…

Materials Science · Physics 2021-09-24 Shib Sankar Das , Barun Majumder , Ankush Ghosh

Multiscale finite element methods for 2D/1D problems have been studied in this work to demonstrate their excellent ability to solve real-world problems. These methods are much more efficient than conventional 3D finite element methods and…

Numerical Analysis · Mathematics 2023-04-14 Karl Hollaus , Markus Schöbinger

Channel length scaling in graphene field effect transistors (GFETs) is key in the pursuit of higher performance in radio frequency electronics for both rigid and flexible substrates. Although two-dimensional (2D) materials provide a…

Mesoscale and Nanoscale Physics · Physics 2016-06-24 Pedro C. Feijoo , David Jiménez , Xavier Cartoixà

In this article, we investigate electrical transport properties in ultrathin body (UTB) MoS2 two-dimensional (2D) crystals with channel lengths ranging from 2 {\mu}m down to 50 nm. We compare the short channel behavior of sets of MOSFETs…

Materials Science · Physics 2013-03-05 Han Liu , Adam T. Neal , Peide D. Ye

A graphene field effect transistor, where the active area is made of monolayer large-area graphene, is simulated including a full 2D Poisson equation and a drift-diffusion model with mobilities deduced by a direct numerical solution of the…

Applied Physics · Physics 2021-09-01 Giovanni Nastasi , Vittorio Romano

The development of two-dimensional (2D) transition metal dichalcogenides (TMDs) based transistors has been constrained by high contact resistance and inadequate current delivery, primarily stemming from metal-induced gap states and Fermi…

Mesoscale and Nanoscale Physics · Physics 2025-02-21 Yun Li , Tinghe Yun , Bohan Wei , Haoran Mu , Luojun Du , Nan Cui , Guangyu Zhang , Shenghuang Lin