由高流动性导电氧化物驱动的低电压高速MOSCAP微型模拟器
Wei-Che Hsu1,2, Nabila Nujhat1, Benjamin Kupp1
1School of Electrical Engineering and Computer Science, Oregon State University, Corvallis, OR, USA.
Nature communications
|January 27, 2024
概括
研究人员开发了一种新的微链调节器,使用透明导电氧化物进行节能光学互连. 该设备实现了高调制效率,使低驱动电压和光学计算应用的功耗降低.
科学领域:
- 光子学 是一个光子学.
- 材料科学 材料科学 材料科学
- 电气工程 电气工程
背景情况:
- 微链调节器对于节能光学互连和计算至关重要,因为它们的小尺寸和波长分割复杂化能力很小.
- 现有的调制器需要高驱动电压 (>2Vpp),这限制了它们的能源效率和实际应用.
- 高驱动电压是由于材料特性和设备设计限制造成的瓶.
研究的目的:
- 开发一种具有显著降低驱动电压的微环调制器.
- 提高光学互连和光学计算中的能源效率.
- 为了提高调节器性能,利用先进的材料.
主要方法:
- 光子学与配合的氧化物,一种高流动性透明导电氧化物 (TCO) 的异质整合.
- 在TCO材料中利用了强烈的等离子散射效应.
- 使用英特尔的光子工厂和内部TCO模式共同制造了该设备.
主要成果:
- 实现了117 pm/V的高调制效率.
- 在0.8V的非常低的驱动电压 (Vpp) 证明了运行.
- 获得了25 Gb/s的清晰眼睛图,在11 GHz调制带宽下,能量效率为53 fJ/bit.
结论:
- 基于TCO的新型微电链调节器显著降低了驱动电压要求.
- 这一进步为光学互连和计算提供了卓越的能源效率.
- 不同质的集成为下一代低功耗光子设备提供了可行的途径.
相关概念视频
MOS Capacitor
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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...
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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...
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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...
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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...
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