Enhanced EUV Lighting with Focusing Electrode Adapted C-Beam Irradiation Technique

Iksu Kim, Umesh Balaso Apugade, Kyu Chang Park

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

Abstract

In this study, we investigated the effect of electron spot size on EUV generation by adapting a focusing electrode. We have studied and demonstrated high quality, debris free and low cost of EUV lighting source by C-beam (cold cathode beam) without focusing electrode. By reducing focal spot size (FSS), current density of EUV was improved. By optimizing focusing electrode conditions, we could achieve 32% decrease of Full Width at Half Maximum (FWHM) with minimal loss of anode current.

Original languageEnglish
Title of host publication2024 37th International Vacuum Nanoelectronics Conference, IVNC 2024
PublisherInstitute of Electrical and Electronics Engineers Inc.
ISBN (Electronic)9798350379754
DOIs
Publication statusPublished - 2024
Event37th International Vacuum Nanoelectronics Conference, IVNC 2024 - Brno, Czech Republic
Duration: 15 Jul 202419 Jul 2024

Publication series

Name2024 37th International Vacuum Nanoelectronics Conference, IVNC 2024

Conference

Conference37th International Vacuum Nanoelectronics Conference, IVNC 2024
Country/TerritoryCzech Republic
CityBrno
Period15/07/2419/07/24

Bibliographical note

Publisher Copyright:
© 2024 IEEE.

Keywords

  • C-beam
  • EUV (Extreme Ultraviolet)
  • Focusing effect
  • Focusing electrode
  • Full width at half maximum (FWHM)
  • current density

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