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Related papers: Nanoscale Field-Effect Transistors: An Ultimate Si…

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Tens of graphene transistors with nanoperforated channels and different channel lengths were fabricated at the wafer scale. The nanoholes have a central diameter of 20 nm and a period of 100 nm, the lengths of the channel being of 1, 2, 4…

Mesoscale and Nanoscale Physics · Physics 2018-03-14 Mircea Dragoman , Adrian Dinescu , Daniela Dragoman

We show that the unexpected metallic behavior (the so-called two-dimensional metal-insulator transition) observed in low-density Silicon metal-oxide-semiconductor field-effect transistors (Si-MOSFETs) is controlled by a unique…

Strongly Correlated Electrons · Physics 2015-05-13 Geneviève Fleury , Xavier Waintal

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

We experimentally demonstrate a Si spin metal-oxide-semiconductor field-effect transistor (MOSFET) that exhibits a high on/off ratio of source-drain current and spin signals at room temperature. The spin channel is non-degenerate n-type Si,…

Mesoscale and Nanoscale Physics · Physics 2015-10-23 Takayuki Tahara , Hayato Koike , Makoto Kameno , Yuichiro Ando , Kazuhito Tanaka , Shinji Miwa , Yoshishige Suzuki , Masashi Shiraishi

We use a frequency-dependent electro-optic technique to measure the hole mobility in small molecule organic semiconductors, such as 6,13 bis(triisopropylsilylethynyl)-pentacene. Measurements are made on semiconductor films in bottom gate,…

Materials Science · Physics 2012-12-20 Emily G. Bittle , Joseph W. Brill , Joseph P. Straley

Modulation-doped AlGaAs/GaAs heterostructures are utilized extensively in the study of quantum transport in nanostructures, but charge fluctuations associated with remote ionized dopants often produce deleterious effects. Electric…

Mesoscale and Nanoscale Physics · Physics 2015-06-19 Sumit Mondal , Geoffrey C. Gardner , John D. Watson , Saeed Fallahi , Amir Yacoby , Michael J. Manfra

We demonstrate atomic-layer-deposited (ALD) high-k dielectric integration on two-dimensional (2D) layer-structured molybdenum disulfide (MoS2) crystals and MoS2 dual-gate n-channel MOSFETs with ALD Al2O3 as top-gate dielectric. Our C-V…

Materials Science · Physics 2013-12-04 Han Liu , Peide D. Ye

We propose and numerically simulate novel reconfigurable logic gates employing spin metal-oxide-semiconductor field-effect transistors (spin MOSFETs). The output characteristics of the spin MOSFETs depend on the relative magnetization…

Materials Science · Physics 2007-05-23 Satoshi Sugahara , Tomohiro Matsuno , Masaaki Tanaka

We report amplification of biomolecular recognition signal in lithographically defined silicon nanochannel devices. The devices are configured as field effect transistors (FET) in the reversed source-drain bias region. The measurement of…

Biological Physics · Physics 2008-02-14 Yu Chen , Xihua Wang , Mi K. Hong , Shyamsunder Erramilli , Carol Rosenberg , Pritiraj Mohanty

We report the demonstration of high-performance top-gated metal-oxide-semiconductor field-effect transistors (MOSFETs) based on the ultra-wide bandgap perovskite oxide SrSnO$_3$ (SSO). Using hybrid molecular beam epitaxy-grown SSO channels…

Using field-effect transistors (FETs) to explore atomically thin magnetic semiconductors with transport measurements is difficult, because the very narrow bands of most 2D magnetic semiconductors cause carrier localization, preventing…

Mesoscale and Nanoscale Physics · Physics 2023-05-04 Fan Wu , Marco Gibertini , Kenji Watanabe , Takashi Taniguchi , Ignacio Gutiérrez-Lezama , Nicolas Ubrig , Alberto F. Morpurgo

A vertical spin metal-oxide-semiconductor field-effect transistor (spin MOSFET) is a promising low-power device for the post scaling era. Here, using a ferromagnetic-semiconductor GaMnAs-based vertical spin MOSFET with a GaAs channel layer,…

Applied Physics · Physics 2018-01-08 Toshiki Kanaki , Hiroki Yamasaki , Tomohiro Koyama , Daichi Chiba , Shinobu Ohya , Masaaki Tanaka

In 1963, Moll and Tarui suggested that the field-effect conductance of a semiconductor could be controlled by the remanent polarization of a ferroelectric (FE) material to create a ferroelectric field-effect transistor (FE-FET). However,…

We determined the interface state density ($D_{\rm it}$) distributions in the vicinity of the conduction band edge in silicon carbide (SiC) metal-oxide-semiconductor (MOS) structures by reproducing the experimental current-voltage…

Materials Science · Physics 2020-09-07 Koji Ito , Takuma Kobayashi , Tsunenobu Kimoto

Molybdenum disulfide (MoS2) nanosheet, one of two dimensional (2D) semiconductors, has recently been regarded as a promising material to break through the limit of present semiconductors including graphene. However, its potential in carrier…

Mesoscale and Nanoscale Physics · Physics 2014-06-27 Hee Sung Lee , Seung Su Baik , Sung-Wook Min , Pyo Jin Jeon , Jin Sung Kim , Kyujin Choi , Sunmin Ryu , Hyoung Joon Choi , Jae Hoon Kim , Seongil Im

We demonstrate controllable shift of the threshold voltage and the turn-on voltage in pentacene thin film transistors and rubrene single crystal field effect transistors (FET) by the use of nine organosilanes with different functional…

Materials Science · Physics 2009-11-10 K. P. Pernstich , A. N. Rashid , S. Haas , G. Schitter , D. Oberhoff , C. Goldmann , D. J. Gundlach , B. Batlogg

Two-dimensional (2D) transition metal dichalcogenides (TMDs) such as molybdenum disulfide (MoS2) have been intensively investigated because of their exclusive physical properties for advanced electronics and optoelectronics. In the present…

We present the results of our calculation of the effects of dynamical coupling of a charge-carrier to the electronic polarization and the field-induced lattice displacements at the gate-interface of an organic field-effect transistor…

Other Condensed Matter · Physics 2009-11-11 H. Houili , J. D. Picon , M. N. Bussac , L. Zuppiroli

In this paper, we have worked out a pseudo two dimensional (2D) analytical model for surface potential and drain current of a long channel p-type Dual Material Gate (DMG) Gate All-Around (GAA) nanowire Tunneling Field Effect Transistor…

Mesoscale and Nanoscale Physics · Physics 2014-06-23 Rajat Vishnoi , M. Jagadesh Kumar

This work reports the design and analysis of an n-type tunneling field effect transistor based on InN. The tunneling current is evaluated from the fundamental principles of quantum mechanical tunneling and semiclassical carrier transport.…

Materials Science · Physics 2014-01-03 Krishnendu Ghosh , Uttam Singisetti