现场可编程双模切换在混合双门MoS2晶体管中
Jaeeun Kwon1, Hanbin Cho2, Kyungmin Ko2
1Graduate School of Semiconductor Materials and Devices Engineering, Ulsan National Institute of Science and Technology, Ulsan 44919, Republic of Korea.
Nano letters
|July 23, 2025
概括
研究人员开发了一种新的混合双门开关在二硫化物 (MoS) 晶体管上. 该设备可实现两个不同的切换模式,用于先进的分子相互作用和可调节的电子特性.
科学领域:
- 材料科学 材料科学 材料科学
- 纳米技术纳米技术
- 固态物理 固态物理
背景情况:
- 范德瓦尔斯固体具有较高的面积比和可调节的层间距,促进与异物分子的强烈相互作用.
- 在一个集成的平台上控制多个分子相互作用是材料科学中的一个重大挑战.
研究的目的:
- 推出一种新的混合式双门电压控制双式开关.
- 在单个二硫化物 (MoS) 晶体管平台上演示可调节的主机-客户互动.
主要方法:
- 在单个MoS2晶体管上,高-κ固体和离子液体电解质作为双门介电剂的联合集成.
- 同步的双门电压应用,以诱导不同的开关模式.
- 纳入符合电极被动化的装置稳定性.
主要成果:
- 实现了两种可互换的切换模式:静电近博尔茨曼极限切换和间接驱动的金属绝缘体过渡.
- 在低门电压状态下,证明了增强的场效应切换性能 (离子/关机≤109,SSmin≤61 mV/dec).
- 在高门电压模式中观察到坡金属绝缘器过渡,结构变化为2H至1T.
结论:
- 混合式双门交换机平台可实现稳定,现场调的双模交换.
- 该设备通过独立的双门调制来促进广泛的主机-客户互动.
- 这个集成平台为先进的分子传感和电子应用提供了一个有前途的方法.
相关概念视频
MOSFET: Enhancement Mode
484
Enhancement-mode MOSFETs are pivotal components in electronics, distinguished by their capacity to act as highly efficient switches. They are part of the larger family of metal-oxide Semiconductor Field-Effect Transistors (MOSFETs). They are available in two types: p-channel and n-channel, each tailored to specific polarity operations.
In their basic form, enhancement-mode MOSFETs are typically non-conductive when the gate-source voltage (Vgs) is zero. This default 'off' state means no...
In their basic form, enhancement-mode MOSFETs are typically non-conductive when the gate-source voltage (Vgs) is zero. This default 'off' state means no...
484
MOSFET: Depletion Mode
480
Depletion-mode MOSFETs represent a unique subset of MOSFET technology, functioning fundamentally differently from their enhancement-mode counterparts. Unlike enhancement MOSFETs, which require a positive gate-source voltage (Vgs) to turn on, depletion-mode MOSFETs are inherently conductive and "normally on" devices.
The primary characteristic of depletion-mode MOSFETs is their ability to conduct current between the drain and source terminals without gate bias. This inherent conductivity...
The primary characteristic of depletion-mode MOSFETs is their ability to conduct current between the drain and source terminals without gate bias. This inherent conductivity...
480
MOSFET
582
The Metal-Oxide-Semiconductor Field-Effect Transistor (MOSFET) plays a pivotal role in modern electronics thanks to its versatility and efficiency in controlling electrical currents. This device, also known as IGFET, MISFET, and MOSFET, has three main terminals: the Source, Drain, and Gate. MOSFETs are classified into n-channel or p-channel types based on the doping characteristics of their substrate and the source or drain regions.
In an n-MOSFET, the structure includes n-type source and drain...
In an n-MOSFET, the structure includes n-type source and drain...
582
Switching of BJT
503
Switching behavior in Bipolar Junction Transistors (BJTs) is a fundamental aspect utilized in various electronic circuits, particularly for digital logic applications like switches and amplifiers. In a typical switching circuit, a BJT alternates between cut-off and saturation modes, corresponding to the "off" and "on" states, respectively, thus behaving like an ideal switch.
Cut-off Mode ("Off" State): In this state, both the emitter-base and collector-base junctions are...
Cut-off Mode ("Off" State): In this state, both the emitter-base and collector-base junctions are...
503
Characteristics of MOSFET
503
Metal-oxide-semiconductor field-effect Transistors, or MOSFETs, play a critical role in electronic circuits. They are primarily utilized for amplifying and switching signals.
Various vital parameters influence their functionality, which is crucial for theory and electronics applications. First, channel dimensions, precisely length, and width, are pivotal. The size of these channels affects the transistor's ability to carry current and switching speeds; shorter channels typically enable...
Various vital parameters influence their functionality, which is crucial for theory and electronics applications. First, channel dimensions, precisely length, and width, are pivotal. The size of these channels affects the transistor's ability to carry current and switching speeds; shorter channels typically enable...
503
MOS Capacitor
976
A Metal-Oxide-Semiconductor (MOS) capacitor is a fundamental structure used extensively in semiconductor device technology, particularly in the fabrication of integrated circuits and MOSFETs (metal-oxide-semiconductor field-effect transistors). The MOS capacitor consists of three layers: a metal gate, a dielectric oxide, and a semiconductor substrate.
The metal gate is typically made from highly conductive materials such as aluminum or polysilicon. Beneath the metal gate lies a thin layer of...
The metal gate is typically made from highly conductive materials such as aluminum or polysilicon. Beneath the metal gate lies a thin layer of...
976


