Laser-induced surface cleaning of molybdenum field emitter arrays for enhanced electron emission

D. S. Seo, C. O. Kim, J. P. Hong, J. S. Shin, B. K. Song, S. N. Cha, J. W. Chung, J. M. Kim, H. S. Baik

Research output: Contribution to journalArticlepeer-review

9 Scopus citations

Abstract

A study was performed on laser-induced surface cleaning of molybdenum field emitter arrays (FEA) for enhanced electron emission. The clear removal of ultrathin MoO oxide layers at the emitter edge through a photoinduced thermal process was shown by high resolution transmission electron microscopy and scanning electron microscopy. A sharp surface morphology of the emitter tips due to thermalmigration effect or crystallization during the laser exposure was also observed.

Original languageEnglish
Pages (from-to)3299-3301
Number of pages3
JournalApplied Physics Letters
Volume82
Issue number19
DOIs
StatePublished - 12 May 2003
Externally publishedYes

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