Field emission properties of MgO coated multiwalled aligned CNTs

S. Chakrabarti, L. Pan, H. Tanaka, Y. Nakayanna

Research output: Contribution to conferencePaperpeer-review

Abstract

Well-aligned carbon nanotubes in specific pattern were synthesized by catalytic thermal chemical vapor deposition technique. The carbon nanotubes were then coated with MgO layer of different thicknesses to improve the field emission property. Stable emission with a low turn-on voltage of about 116 V was observed from the aligned nanotubes coated with a MgO layer of thickness 10 nm. The current fluctuation for 8hr was found to be as low as 20% for MgO (10 nm) coated nanotubes.

Original languageEnglish
Pages1667-1670
Number of pages4
Publication statusPublished (in print/issue) - 1 Dec 2005
EventIDW/AD'05 - 12th International Display Workshops in Conjunction with Asia Display 2005 - Takamatsu, Japan
Duration: 6 Dec 20059 Dec 2005

Conference

ConferenceIDW/AD'05 - 12th International Display Workshops in Conjunction with Asia Display 2005
Country/TerritoryJapan
CityTakamatsu
Period6/12/059/12/05

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