Abstract
Acid functionalized multiwall carbon nanotube ink was deposited onto carbon fiber fabric via dip coating. Repeatable staircaselike current-field curves were observed in the field emission data. These atypical curves are attributed to resonant tunneling through localized surface states in a quantum well structure, which arises due to the presence of the surface carboxylic functional group.
Original language | English |
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Article number | 123102 |
Journal | Applied Physics Letters |
Volume | 94 |
Issue number | 12 |
DOIs | |
Publication status | Published - 24 Mar 2009 |
Keywords
- carbon nanotubes
- electron emission
- carbon fiber