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A dual mode device behaving either as a field-effect transistor or a single electron transistor (SET) has been fabricated using silicon-on-insulator metal oxide semiconductor technology. Depending on the back gate polarisation, an electron…

Mesoscale and Nanoscale Physics · Physics 2012-05-17 Benoît Roche , Benoit Voisin , Xavier Jehl , Romain Wacquez , Marc Sanquer , Maud Vinet , Veeresh Deshpande , Bernard Previtali

We demonstrate a tunnel field effect transistor based on a lateral heterostructure patterned from an $\mathrm{LaAlO_3/SrTiO_3}$ electron gas. Charge is injected by tunneling from the $\mathrm{LaAlO_3}$/$\mathrm{SrTiO_3}$ contacts and the…

Mesoscale and Nanoscale Physics · Physics 2019-06-19 A. Müller , C. Şahin , M. Z. Minhas , M. E. Flatté , G. Schmidt

We derive a general result that can be used to evaluate and compare the transconductance of different field-effect mechanisms in molecular transistors, both electrostatic and conformational. The electrostatic component leads to the…

Mesoscale and Nanoscale Physics · Physics 2016-08-31 Avik W. Ghosh , Titash Rakshit , Supriyo Datta

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

Here we propose and analyze the behavior of a FET--like switching device, the Mott transition field effect transistor, operating on a novel principle, the Mott metal--insulator transition. The device has FET-like characteristics with a low…

Condensed Matter · Physics 2009-10-28 C. Zhou , D. M. Newns , J. A. Misewich , P. C. Pattnaik

An important consideration in miniaturizing transistors is maximizing the coupling between the gate and the semiconductor channel. A nanowire with a coaxial metal gate provides optimal gate-channel coupling, but has only been realized for…

Mesoscale and Nanoscale Physics · Physics 2012-01-19 Kristian Storm , Gustav Nylund , Lars Samuelson , Adam P. Micolich

We have used a simple, analytically solvable model to analyze the characteristic s of dual-gate metal-oxide-semiconductor field-effect transistors (MOSFETs) with 10-nm-scale channel length L. The model assumes ballistic dynamics of 2D…

Condensed Matter · Physics 2009-10-30 F. G. Pikus , K. K. Likharev

A small-signal equivalent circuit of 2D-material based field-effect transistors is presented. Charge conservation and non-reciprocal capacitances have been assumed so the model can be used to make reliable predictions at both device and…

Mesoscale and Nanoscale Physics · Physics 2020-09-18 Francisco Pasadas , Wei Wei , Emiliano Pallecchi , Henri Happy , David Jiménez

Quantization in the inversion layer and phase coherent transport are anticipated to have significant impact on device performance in 'ballistic' nanoscale transistors. While the role of some quantum effects have been analyzed qualitatively…

Mesoscale and Nanoscale Physics · Physics 2009-11-07 A. Svizhenko , M. P. Anantram , T. R. Govindan , B. Biegel , R. Venugopal

We propose an analytical device model for a graphene nanoribbon field-effect transistor (GNR-FET). The GNR-FET under consideration is based on a heterostructure which consists of an array of nanoribbons clad between the highly conducting…

Mesoscale and Nanoscale Physics · Physics 2009-11-13 M. Ryzhii , A. Satou , V. Ryzhii , T. Otsuji

The electrical and optical response of a field-effect device comprising a network of semiconductor-enriched single-wall carbon nanotubes, gated with sodium chloride solution is investigated. Field-effect is demonstrated in a device that…

Mesoscale and Nanoscale Physics · Physics 2010-09-24 Manu Jaiswal , C. S. Suchand Sangeeth , Wei Wang , Ya-Ping Sun , Reghu Menon

We develop an analytical device model for graphene bilayer field-effect transistors (GBL-FETs) with the back and top gates. The model is based on the Boltzmann equation for the electron transport and the Poisson equation in the weak…

Mesoscale and Nanoscale Physics · Physics 2015-05-19 V. Ryzhii , M. Ryzhii , A. Satou , T. Otsuji , V. Mitin

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

Reducing the contact resistance of field-effect transistors based on two-dimensional materials is one of the key improvements required to enable the integration of such transistors in an advanced semiconductor manufacturing process.…

Mesoscale and Nanoscale Physics · Physics 2024-12-31 Giuseppe Lovarelli , Fabrizio Mazziotti , Demetrio Logoteta , Giuseppe Iannaccone

A simple and highly reproducible single electron transistor (SET) has been fabricated using gated silicon nanowires. The structure is a metal-oxide-semiconductor field-effect transistor made on silicon-on-insulator thin films. The channel…

Mesoscale and Nanoscale Physics · Physics 2009-11-11 M. Hofheinz , X. Jehl , M. Sanquer , G. Molas , M. Vinet , S. Deleonibus

Contact resistances between organic semiconductors and metal electrodes have been shown to play a dominant role in electronic charge injection properties of organic field-effect transistors. These effects are more prevalent in short channel…

Other Condensed Matter · Physics 2007-05-23 B. H. Hamadani , D. Natelson

Physical phenomena underlying operation of ferroelectric field-effect transistors (FeFETs) is treated within a unified simulation framework. The framework incorporates the Landau mean-field treatment of free energy of a ferroelectric and…

Applied Physics · Physics 2018-04-20 Sou-Chi Chang , Uygar E. Avci , Dmitri. E. Nikonov , Ian A. Young

Single-electron transistors would represent an approach for less power consuming microelectronic devices if room-temperature operation and industry-compatible fabrication were possible. We present a concept based on stripes of small,…

Materials Science · Physics 2017-07-18 Svenja Willing , Hauke Lehmann , Mirjam Volkmann , Christian Klinke

We present here a simple analytical model for self-oscillations in nano-electro-mechanical systems. We show that a field emission self-oscillator can be described by a lumped electrical circuit and that this approach is generalizable to…

Mesoscale and Nanoscale Physics · Physics 2015-05-18 A. Lazarus , T. Barois , S. Perisanu , P. Poncharal , P. Manneville , E. de Langre , S. T. Purcell , P. Vincent , A. Ayari

For the successful implementation of organic electrochemical transistors in neuromorphic computing, bioelectronics, and real-time sensing applications it is essential to understand the factors that influence device switching times. Here we…

Applied Physics · Physics 2024-10-10 Juan Bisquert , Nir Tessler
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