Development of an automated microinjection system for rapid fabrication of carbon nanotube sensors

Selina C. Qu, Carmen K.M. Fung, Rosa H.M. Chan, Wen J. Li

Research output: Chapters, Conference Papers, Creative and Literary WorksRGC 32 - Refereed conference paper (with host publication)peer-review

Abstract

A novel automated Carbon Nanotube (CNT) microinjection system for batch fabrication of a bulk multi-walled carbon nanotubes (MWNT) based MEMS sensor is under development and described in this paper. The system will eventually combine a micro-robotic station for microinjection with AC electrophoretic manipulation of nano-wire bundles to produce nano-wire sensors with much more efficiency in cost and time than currently available fabrication methods. We have already proved that CNTs can be repeatably manipulated between micro-fabricated electrodes using dielectrophoretic manipulation, and demonstrated devices which can serve as novel thermal sensors with low power consumption (∼ μW) and fast frequency response (∼ 100kHz). Our current focus is the develop a feasible batch manufacturable method for functional CNT sensors using an automated microinjection system. The technique of dielectrophoretic manipulation and the design of the microinjection system are presented in this paper.
Original languageEnglish
Title of host publicationProceedings - 2004 International Conference on Intelligent Mechatronics and Automation
Pages588-593
Publication statusPublished - 2004
Externally publishedYes
Event2004 International Conference on Intelligent Mechatronics and Automation (ICIMA 2004) - University of Electronic Science and Technology of China (UESTC), Chengdu, China
Duration: 26 Aug 200431 Aug 2004

Conference

Conference2004 International Conference on Intelligent Mechatronics and Automation (ICIMA 2004)
Abbreviated titleICIMA2004
PlaceChina
CityChengdu
Period26/08/0431/08/04

Research Keywords

  • AC electrophoretic manipulation
  • Carbon nanotube
  • CNT sensors
  • Nano batch fabrication
  • Nano manufacturing

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