Enhanced electron emission of the cone-shaped emitters with carbon nanostructures

Je Hwang Ryu, Han Eol Lim, Byoung Taek Son, Joon Won Lim, Soon Ju Jang, Yi Sang Lee, Jin Jang, Kyu Chang Park

Research output: Contribution to journalConference articlepeer-review

5 Citations (Scopus)

Abstract

We developed novel cone-shaped emitters with individual carbon nanotips using the resist-assisted patterning process. The novel cone-shaped nanotip emitters were arranged in an array with many nano emitters in pre-patterned diameters of 3 µm. The cone-shaped nanotip emitters consist of a number of carbon-based nanostructures such as nanotubes and/or nanofibers with silicon and nitrogen elements at the periphery of each element. The cone-shaped nano-emitters strongly adhered to the substrate due to the large area bottom contact which is covered with diffused silicon elements. The growth mechanism and enhanced electron emission of cone-shaped nanotip emitters was discussed.

Original languageEnglish
Pages (from-to)135-138
Number of pages4
JournalDigest of Technical Papers - SID International Symposium
Volume40
Issue number1
DOIs
Publication statusPublished - 2009
Event2009 Vehicles and Photons Symposium - Dearborn, MI, United States
Duration: 15 Oct 200916 Oct 2009

Bibliographical note

Publisher Copyright:
© 2009 SID.

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