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相关论文: Performance Analysis of Strained Monolayer MoS$_{2…

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Characterization of strain in two-dimensional (2D) crystals is important for understanding their properties and performance. Using first-principles calculations, we study the effects of uniaxial strain on the Raman-active modes in monolayer…

材料科学 · 物理学 2016-02-02 Danna Doratotaj , Jeffrey R. Simpson , Jia-An Yan

We study field effect transistor characteristics in etched single layer MoS2 nanoribbon devices of width 50nm with ohmic contacts. We employ a SF6 dry plasma process to etch MoS2 nanoribbons using low etching (RF) power allowing very good…

介观与纳米尺度物理 · 物理学 2019-04-02 D. Kotekar-Patil , J. Deng , S. L. Wong , Chit Siong Lau , Kuan Eng Johnson Goh

The wide research interest for the potential nanoelectronics applications are attracted by the organic and inorganic monolayer materials. In this work, we have studied the organic monolayer such as trichloro…

介观与纳米尺度物理 · 物理学 2014-09-24 J. Cyril Robinson Azariah , U. Satheesh , D. Devaprakasam

The production of new sensors, transducers and electronic components can benefit from the possibility to alter the electronic transport of metal-semicondutor-metal (MSM) devices. 2D materials are extremely appealing for those new…

材料科学 · 物理学 2018-07-04 Igor Neri , Miquel López-Suárez

In this paper piezoconductivity phenomenon in MOSFET channel is discussed and extension of drain current model with possibility of stress consideration is proposed. Analysis of obtained model combined with examination of stress components…

介观与纳米尺度物理 · 物理学 2017-11-13 Zenon Gniazdowski

The sensitive correlation between optical parameters and strain in Mo$S_2$ results in a totally different approach to tune the optical properties. Usually, an external source of strain is employed to monitor the optical and vibrational…

介观与纳米尺度物理 · 物理学 2020-01-31 Shubham Bhagat , Shivani Sharma , Jasvir Singh , Sandeep Sharma

Strain can efficiently modulate the bandgap and carrier mobilities in two-dimensional (2D) materials. Conventional mechanical strain-application methodologies that rely on flexible, patterned or nano-indented substrates are severely limited…

As silicon transistors scale toward future technology nodes, three-dimensional architectures -- including gate-all-around (GAA) nanoribbon and complementary field-effect transistors (CFETs) -- require channel widths in the tens of…

Valence subband and transport properties of p-type metal-oxide-semiconductor (PMOS) inversion layer in uniaxially strained (110) and (111) Si channel have been studied theoretically in this work. Equal energy lines, carrier concentration…

介观与纳米尺度物理 · 物理学 2015-05-05 Jun Wei Fan

Recent studies indicated the interesting metal-to-semiconductor transition when layered bulk GeP3 and SnP3 are restricted to the monolayer or bilayer, and SnP3 monolayer has been predicted to possess high carrier mobility and promising…

计算物理 · 物理学 2020-05-20 Shasha Wei , Cong Wang , Guoying Gao

Monolayer Molybdenum Disulfide (MoS2) with a direct band gap of 1.8 eV is a promising two-dimensional material with a potential to surpass graphene in next generation nanoelectronic applications. In this letter, we synthesize monolayer MoS2…

介观与纳米尺度物理 · 物理学 2013-06-18 Han Liu , Mengwei Si , Sina Najmaei , Adam T. Neal , Yuchen Du , Pulickel M. Ajayan , Jun Lou , Peide D. Ye

In this work, device performances of tunneling field effect transistors (TFETs) based on phosphorene are explored via self-consistent atomistic quantum transport simulations. Phosphorene is an ultra-thin two-dimensional (2-D) material with…

介观与纳米尺度物理 · 物理学 2015-02-27 Jiwon Chang , Chris Hobbs

Semiconducting monolayer of 2D material are able to concatenate multiple interesting properties into a single component. Here, by combining opto-mechanical and electronic measurements, we demonstrate the presence of a partial 2H-1T phase…

Two-dimensional materials offer exceptional tunability of electronic and optical properties via strain and doping engineering. However, the unintentional introduction of polymeric residues during wet chemical 2D film transfer processes such…

We propose a theoretical model for describing the operation of a transistor with a MoS2 monolayer channel, which allows to obtain an analytical approximation of the potential in the channel. This potential depends on the drain and gate…

介观与纳米尺度物理 · 物理学 2021-08-25 Maksym V. Strikha , Mykola Yelisieiev , Anna N. Morozovska

Misfit strain is inevitable in various heterostructures like the graphene/MoS 2 van der Waals heterostructure. Although the misfit strain effect on electronic and other physical properties have been well studied, it is still unclear how…

介观与纳米尺度物理 · 物理学 2019-05-22 Ji-Dong He , Jin-Wu Jiang

The current through a carbon nanotube field-effect transistor (CNFET) with cylindrical gate electrode is calculated using the nonequilibrium Greens function method in a tight-binding approximation. The obtained result is in good agreement…

介观与纳米尺度物理 · 物理学 2015-06-19 Wen-Juan Yu , Neng-Ping Wang

This paper investigates strain effects on the electronic and optical properties of monolayer GaSe using first-principles calculations. The deformation significantly alters energy dispersion, band gap, and the band edge states of GaSe. The…

材料科学 · 物理学 2023-01-03 Vo Khuong Dien , Nguyen Thi Han , Wei-Bang Li , Kuang-I Lin , Ming-Fa Lin

Multilayer MoS2 possesses highly anisotropic thermal conductivities along in-plane and cross-plane directions that could hamper heat dissipation in electronics. With about 9% cross-plane compressive strain created by hydrostatic pressure in…

Strain is attracting much interest as a mean to tune the properties of thin exfoliated two-dimensional materials and their heterostructures. Numerous devices to apply tunable uniaxial strain are proposed in the literature, but only few for…