Presentation 2008-11-15
Low Force Electrical Switching Using Gold Coated Vertically Aligned Multi-Walled Carbon Nanotubes Surfaces
E. M. Yunus, J. W. McBride, S. M. Spearing,
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Abstract(in English) Gold coated vertically aligned multi-walled carbon-nanotubes (Au/MWCNT) surfaces are investigated to determine the electrical contact performance under low force conditions with repeated load cycling. The multi-walled CNT's are synthesized on silicon planar and sputter coated with a gold film. These planar surfaces are mounted on the tip of a PZT actuator and mated with a coated Au hemispherical probe. The load is typical of MEMs devices, with a 4V supply, 1 and 10mA current, and applied force of 1mN. The contact resistance (R_c) is monitored with the repeated loading cycles (over 1000 and a million cycle) to determine reliability and durability testing. The surfaces are compared with a reference Au-Au contact under the same experimental conditions. This study shows the potential for the application of CNT surfaces as an interface in low force electrical contact applications.
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Keyword(in English) contact force / contact resistance / carbon nanotubes / Au/multi walled carbon nanotubes
Paper # EMD2008-80
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Conference Information
Committee EMD
Conference Date 2008/11/8(1days)
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Registration To Electromechanical Devices (EMD)
Language ENG
Title (in Japanese) (See Japanese page)
Sub Title (in Japanese) (See Japanese page)
Title (in English) Low Force Electrical Switching Using Gold Coated Vertically Aligned Multi-Walled Carbon Nanotubes Surfaces
Sub Title (in English)
Keyword(1) contact force
Keyword(2) contact resistance
Keyword(3) carbon nanotubes
Keyword(4) Au/multi walled carbon nanotubes
1st Author's Name E. M. Yunus
1st Author's Affiliation School of Engineering Sciences, University of Southampton()
2nd Author's Name J. W. McBride
2nd Author's Affiliation School of Engineering Sciences, University of Southampton
3rd Author's Name S. M. Spearing
3rd Author's Affiliation School of Engineering Sciences, University of Southampton
Date 2008-11-15
Paper # EMD2008-80
Volume (vol) vol.108
Number (no) 296
Page pp.pp.-
#Pages 4
Date of Issue