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Dynamic compact thermal model of an electrothermal micromirror based on transmission line theory

  • University of Florida

科研成果: 书/报告/会议事项章节 › 会议稿件 › 同行评审

摘要

A procedure for building a parametric dynamic thermal model of electrothermally-actuated devices is developed and demonstrated using a 1-D scanning micromirror. The micromirror is actuated by thermal bimorphs and an embedded platinum (Pt) resistor is used for generating Joule heating. The thermal model is developed by drawing analogy between heat flow in the device and current-flow through an electrical transmission line. It provides the temperature of the embedded heater and the bimorph actuators. The distributed thermal impedances of the transmission-line model are represented by an equivalent circuit model with a few elements. A simplification of the circuit model is proposed when small length scales are involved. Rotation angle per unit power input predicted by the circuit model has an error of less than 8% compared to experimental results. The low-frequency decay in device response is accurately predicted.

源语言英语
主期刊名Nanotechnology 2010
主期刊副标题Electronics, Devices, Fabrication, MEMS, Fluidics and Computational - Technical Proceedings of the 2010 NSTI Nanotechnology Conference and Expo, NSTI-Nanotech 2010
页589-592
页数4
出版状态已出版 - 2010
已对外发布是
活动Nanotechnology 2010: Electronics, Devices, Fabrication, MEMS, Fluidics and Computational - 2010 NSTI Nanotechnology Conference and Expo, NSTI-Nanotech 2010 - Anaheim, CA, 美国
期限: 21 6月 2010 → 24 6月 2010

丛书

姓名Nanotechnology 2010: Electronics, Devices, Fabrication, MEMS, Fluidics and Computational - Technical Proceedings of the 2010 NSTI Nanotechnology Conference and Expo, NSTI-Nanotech 2010
卷2

会议

会议Nanotechnology 2010: Electronics, Devices, Fabrication, MEMS, Fluidics and Computational - 2010 NSTI Nanotechnology Conference and Expo, NSTI-Nanotech 2010
国家/地区美国
市Anaheim, CA
时期21/06/10 → 24/06/10

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