Bucky Gel Actuators_Dhananjay

Bucky Gel Actuators_Dhananjay - University of Missouri...

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Unformatted text preview: 7/2/09 University of Missouri Columbia CARBON NANOTUBES & Bucky gel Actuators Energy generation & nems Dhananjay Suresh Biological Engineering Graduate ID : 14074902 University of Missouri Columbia 7/2/09 University of Missouri Columbia University of Missouri Columbia Types & forms TEM images: A) IBM Almaden Research Center, B) Nano Labs. Description: Reilly et al. Single walled CNT Multiwalled CNT M. S. Dresselhaus et al. Chira l Armchai r Zigzag Dhananj 7/2/09 University of Missouri Columbia University of Missouri Columbia Preparation { A 7 F D E 5 8 6 -A 1 6 4 -4 0 4 9 -8 F 2 F -6 7 0 3 0 E 8 B 4 7 1 } Pulse Laser ablation > Vaporize graphite target > High temp { 6 E F A 6 9 3 -B C D 1 -4 7 6 3 -B 6 7 2 -A D F 8 0 D 3 D 1 5 2 } Chemical vapor deposition (CVD) > Catalytic vapor deposition of decomposed hydrocarbon > Metal Catalysts > Influenced by plasma electric field > High temp + 2000oC Dhananj 7/2/09 University of Missouri Columbia University of Missouri Columbia Growth V. Ivanov et al. R.E. Smalley et al. • Electric field stabilizes and keeps the tip open • Tips are dominant source for electron injection into plasma • Metal catalysts and Hydrogen play role • Metal nanoparticles first get encapsulated • Initiates surface growth Dhananj 7/2/09 University of Missouri Columbia University of Missouri Columbia Material Properties John Hart et al....
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  • Spring '09
  • R
  • Carbon nanotube, carbon nanotubes, A. A. A., carbon nanotube actuators, University of Missouri Columbia, bucky gel actuators

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Bucky Gel Actuators_Dhananjay - University of Missouri...

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