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We report on fabrication and characterization of field effect transistors (FETs) on single-crystal pentacene. These FETs exhibit hole conductivity with room temperature effective mobility up to 0.30 cm2/Vs and on/off ratios up to 5*10^6. A…

Condensed Matter · Physics 2014-10-13 V. Y. Butko , X. Chi , D. V. Lang , A. P. Ramirez

A comprehensive study of the scaling of negative capacitance FinFET (NC-FinFET) is conducted with TCAD. We show that the NC-FinFET can be scaled to "2.1nm node" and almost "1.5nm node" that comes two nodes after the industry "3nm node,"…

The main promise of tunnel FETs (TFETs) is to enable supply voltage ($V_{DD}$) scaling in conjunction with dimension scaling of transistors to reduce power consumption. However, reducing $V_{DD}$ and channel length ($L_{ch}$) typically…

Mesoscale and Nanoscale Physics · Physics 2016-04-08 Hesameddin Ilatikhameneh , Gerhard Klimeck , Rajib Rahman

We propose a framework to model ferroelectric negative capacitance: electrostatic Micro Electro Mechanical Systems (MEMS) hybrid actuators and analyze their dynamic (step input) response. Using this framework, we report the first proposal…

Applied Physics · Physics 2020-11-05 Raghuram TR , Arvind Ajoy

In this paper a CMOS operational amplifier is presented which operates at 2V power supply and 1microA input bias current at 0.8 micron technology using non conventional mode of operation of MOS transistors and whose input is depended on…

Other Computer Science · Computer Science 2010-07-15 Ratul Kr. Baruah

$\beta$-Ga$_{2}$O$_{3}$ based enhancement mode transistor designs are critical for the realization of low loss, high efficiency next generation power devices with rudimentary driving circuits. A novel approach towards attaining a high…

Applied Physics · Physics 2020-12-02 Dipankar Biswas , Chandan Joishi , Jayeeta Biswas , Prabhans Tiwari , Saurabh Lodha

Numerous proposed and developed superconducting fault current limiters and self-limiting transformers limit successfully fault currents but do not provide uninterrupted supplying of consumers. A design investigated in the work combines the…

Superconductivity · Physics 2009-11-11 V. Meerovich , V. Sokolovsky

Tri-gate ferroelectric FETs with Hf0.5Zr0.5O2 gate insulator for memory and neuromorphic applications are fabricated and characterized for multi-level operation. The conductance and threshold voltage exhibit highly linear and symmetric…

Applied Physics · Physics 2020-08-26 Darsen D. Lu , Sourav De , Mohammed Aftab Baig , Bo-Han Qiu , Yao-Jen Lee

A spin field effect transistor (FET) is proposed by utilizing a graphene nanoribbon as the channel. Similar to the conventional spin FETs, the device involves ferromagnetic metals as a source and drain; they, in turn, are connected to the…

Materials Science · Physics 2007-07-23 Y. G. Semenov , K. W. Kim , J. M. Zavada

In this paper, we have presented the impact of the gate leakage through thin gate dielectrics (SiO2 and high-\k{appa} gate dielectric) on the subthreshold characteristics of the tunnel field effect transistors (TFET) for a low operating…

Mesoscale and Nanoscale Physics · Physics 2014-06-06 Poornendu Chaturvedi , M. Jagadesh Kumar

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

Sub-threshold swing (S) defines the sharpness of ON-OFF switching of a Field Effect Transistor (FET) with S=0 corresponding to abrupt switching characteristics. While thermodynamics dictates S to be greater than or equal to 60mV/dec for…

Mesoscale and Nanoscale Physics · Physics 2015-06-16 Ankit Jain , Muhammad Ashraful Alam

A gate voltage application in a Si-based spin metal-oxide-semiconductor field-effect transistor (spin MOSFET) modulates spin accumulation voltages, where both electrical conductivity and drift velocity are modified while keeping constant…

The notion of a spin field effect transistor, where transistor action is realized by manipulating the spin degree of freedom of charge carriers instead of the charge degree of freedom, has captivated researchers for at least three decades.…

Mesoscale and Nanoscale Physics · Physics 2023-06-21 Supriyo Bandyopadhyay

We report on the fabrication and characterization of single-crystal organic p-type field-effect transistors (OFETs) with the field-effect hole mobility mu \~ 8 cm2/Vs, substantially higher than that observed in thin-film OFETs. The…

Strongly Correlated Electrons · Physics 2009-11-10 V. Podzorov , S. E. Sysoev , E. Loginova , V. M. Pudalov , M. E. Gershenson

Cryogenic field-effect transistors (FETs) offer great potential for a wide range of applications, the most notable example being classical control electronics for quantum information processors. In the latter context, on-chip FETs with low…

Mesoscale and Nanoscale Physics · Physics 2024-09-19 E. Icking , D. Emmerich , K. Watanabe , T. Taniguchi , B. Beschoten , M. C. Lemme , J. Knoch , C. Stampfer

Analytical calculations corroborated by the finite element modelling show that thin films of Van der Waals ferrielectrics covered by a 2D-semiconductor are promising candidates for the controllable reduction of the dielectric layer…

Spin field effect transistors (SpinFET) are an iconic class of spintronic devices that exploit gate tuned spin-orbit interaction in semiconductor channels interposed between ferromagnetic source and drain contacts to elicit transistor…

Mesoscale and Nanoscale Physics · Physics 2023-11-08 Rahnuma Rahman , Supriyo Bandyopadhyay

Transient negative capacitance effects in epitaxial ferroelectric Pb(Zr$_{0.2}$Ti$_{0.8}$)O$_3$ capacitors are investigated with a focus on the dynamical switching behavior governed by domain nucleation and growth. Voltage pulses are…

It is well known that one needs an external source of energy to provide voltage amplification. Because of this, conventional circuit elements such as resistors, inductors or capacitors cannot provide amplification all by themselves. Here,…