English
Related papers

Related papers: A Ferroelectric Semiconductor Field-Effect Transis…

200 papers

Recent results in electric-field control of magnetism have paved the way for the design of alternative magnetic and spintronic devices with enhanced functionalities and low power consumption. Among the diversity of reported magnetoelectric…

We demonstrate an electrically induced, non-volatile, metal-insulator phase transition in a MoS$_2$ transistor. A single crystalline, epitaxially grown, PbZr$_{0.2}$Ti$_{0.8}$O$_3$ (PZT) was placed in the gate of a field effect transistor…

By density functional theory calculations, we predict a stable two-dimensional (2D) ferromagnetic semiconductor Cr$_2$Ge$_2$Se$_6$, where the Curie temperature $T$$_c$ can be dramatically enhanced beyond room temperature by applying a few…

Materials Science · Physics 2019-07-17 Xue-Juan Dong , Jing-Yang You , Bo Gu , Gang Su

To optimize the performance of multifunctional carbon nanotube-ferroelectric devices, it is necessary to understand both the polarization and charge dynamics effects on their transconductance. Directly comparing ferroelectric…

Mesoscale and Nanoscale Physics · Physics 2013-06-06 Cédric Blaser , Vincent Esposito , Patrycja Paruch

Two-dimensional materials are considered for future quantum devices and are usually produced by extensive methods like molecular beam epitaxy. We report on the fabrication of field-effect transistors using individual ultra-thin lead sulfide…

Materials Science · Physics 2015-07-20 Sedat Dogan , Thomas Bielewicz , Yuxue Cai , Christian Klinke

Monolayer WSe2 is a two dimensional (2D) semiconductor with a direct bandgap, and it has been recently explored as a promising material for electronics and optoelectronics. Low field effect mobility is the main constraint preventing WSe2…

Materials Science · Physics 2016-05-02 Bilu Liu , Yuqiang Ma , Anyi Zhang , Liang Chen , Ahmad N. Abbas , Yihang Liu , Chenfei Shen , Haochuan Wan , Chongwu Zhou

Thermoelectric devices that utilize the Seebeck effect convert heat flow into electrical energy and are highly desirable for the development of portable, solid state, passively-powered electronic systems. The conversion efficiencies of such…

Materials Science · Physics 2015-01-06 Ruixiang Fei , Alireza Faghaninia , Ryan Soklaski , Jia-An Yan , Cynthia Lo , Li Yang

Indium-Arsenide (InAs) nanowire field-effect transistors (NWFETs) are promising platforms for high-speed, low-power nanoelectronics operating at cryogenic conditions, relevant for quantum information processing. We use selective area growth…

The diode effect is fundamental to electronic devices and is widely used in rectifiers and AC-DC converters. At low temperatures, however, conventional semiconductor diodes possess a high resistivity, which yields energy loss and heating…

We demonstrate a new type of dual gate transistor to induce record electric fields through two-dimensional materials (2DMs). At the heart of this device is a 2DM suspended between two volumes of ionic liquid (IL) with independently…

Applied Physics · Physics 2022-11-07 Benjamin I. Weintrub , Yu-Ling Hsieh , Jan N. Kirchhof , Kirill I. Bolotin

The interplay between ferroelectricity and band topology can give rise to a wide range of both fundamental and applied research. Here, we map out the emergence of nontrivial corner states in two-dimensional ferroelectrics, and remarkably…

Materials Science · Physics 2023-02-01 Ning Mao , Runhan Li , Xiaorong Zou , Ying Dai , Baibiao Huang , Chengwang Niu

In ferroelectric materials, spontaneous symmetry breaking leads to a switchable electric polarization, which offers significant promise for nonvolatile memories. In particular, ferroelectric tunnel junctions (FTJs) have emerged as a new…

Top-gated, few-layer graphene field-effect transistors (FETs) fabricated on thermally-decomposed semi-insulating 4H-SiC substrates are demonstrated. Physical vapor deposited SiO2 is used as the gate dielectric. A two-dimensional hexagonal…

Mesoscale and Nanoscale Physics · Physics 2009-11-13 Y. Q. Wu , P. D. Ye , M. A. Capano , Y. Xuan , Y. Sui , M. Qi , J. A. Cooper

Ultrascaled GaSe field effect transistors are investigated through ab initio calculations. GaSe monolayers, 3 nm long, exhibit excellent performance with reduced short-channel effects and considerable high ON-current. Such device…

In this work, a ferroelectric field-effect transistor (FEFET) is systematically characterized and compared with an equivalent standard MOSFET with an equivalent oxide thickness. We show that these two devices, with a silicon channel,…

In this letter, the transient behavior of a ferroelectric (FE) metal-oxide-semiconductor (MOS) capacitor is theoretically investigated with a series resistor. It is shown that compared to a conventional high-k dielectric MOS capacitor, a…

Applied Physics · Physics 2018-07-04 Sou-Chi Chang , Uygar E. Avci , Dmitri E. Nikonov , Ian A. Young

In spite of being highly relevant for the development of a new generation of information storage devices, not many single-phase materials displaying magnetic and ferroelectric orders above room temperature are known. Moreover, these…

The simultaneous presence of seemingly incompatible properties of solids often provides a unique opportunity to address questions of fundamental and practical importance. The coexistence of ferroelectric and topological orders is one such…

Materials Science · Physics 2016-04-20 Shi Liu , Youngkuk Kim , Liang Z. Tan , Andrew M. Rappe

The transient negative capacitance (NC) of solid ferroelectric materials used in field effect transistors can reduce the power dissipation of electronics. Here we show that similar negative capacitance appears in the recently discovered…

Soft Condensed Matter · Physics 2024-12-30 Netra Prasad Dhakal , Alex Adaka , Robert J. Twieg , Antal Jákli

While nanoscale electronic logic circuits are well-established, the development of na-noscale thermal logic circuits has been slow, mainly due to the absence of efficient and controllable nonvolatile field-effect thermal transistors. In…

Materials Science · Physics 2025-03-25 Yong-Kun Huo , Hui-Feng Feng , Chao Yao , Zhong-Xiao Song , Zhi-Xin Guo