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Fabrication of high current carbon nanotube emitters for gyrotron devices

Research output: Chapter in Book/Report/Conference proceedingConference contributionpeer-review

Abstract

The ring shaped high current carbon nanotube (CNT) cold cathode electron beam was developed for gyrotron application. The various circular ring shaped electron beam designed with CNT emitters for gyrotron was investigated. The circular beam design designed to have CNTs area such as, 0.2 cm2,0.3 cm2, 0.5 cm2 and 0.8 cm2. The electron emission current strongly related on the density of CNT emitters and design parameters. The field emission current depend on the ring width and could achieve electron emission current up to 160 mA.

Original languageEnglish
Title of host publication2018 31st International Vacuum Nanoelectronics Conference, IVNC 2018
PublisherInstitute of Electrical and Electronics Engineers Inc.
ISBN (Electronic)9781538657171
DOIs
Publication statusPublished - 1 Nov 2018
Event31st International Vacuum Nanoelectronics Conference, IVNC 2018 - Kyoto, Japan
Duration: 9 Jul 201813 Jul 2018

Publication series

Name2018 31st International Vacuum Nanoelectronics Conference, IVNC 2018

Conference

Conference31st International Vacuum Nanoelectronics Conference, IVNC 2018
Country/TerritoryJapan
CityKyoto
Period9/07/1813/07/18

Bibliographical note

Publisher Copyright:
© 2018 IEEE.

Keywords

  • Carbon nanotube
  • Field emission
  • Gyrotron

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