Sputtering yield and secondary electron emission coefficient (γ) of the MgO, MgAl2O4 and MgAl2O4/MgO thin film grown on the Cu substrate by using the Focused Ion Beam

Kang Won Jung, H. J. Lee, W. H. Jeong, H. J. Oh, E. H. Choi, Y. H. Seo, S. O. Kang, C. W. Park

Research output: Contribution to journalConference articlepeer-review

Abstract

We obtained sputtering yields for the MgO, MgAl2O4 and MgAl2O4/MgO films using the FIB system. MgAl 2O4/MgO protective layers have been found to have less 24 ~ 30% sputtering yield values from 0.24 atoms/ion up to 0.36 atoms/ion than MgO layers with the values from 0.36 atoms/ion up to 0.45 atoms/ion for irradiated Ga+ ion beam whose energies ranged from 10 keV to 14 keV. And MgAl2O4 layers have been found to have lowest sputtering yield values from 0.88 up to 0.11. It is also found that MgAl2O 4/MgO and MgO have secondary electron emission coefficient(γ) values from 0.09 up to 0.12 for Ne+ ion whose energies ranged from 50 eV to 200 eV.

Original languageEnglish
Pages (from-to)877-881
Number of pages5
JournalProceedings of International Meeting on Information Display
Volume2006
StatePublished - 2006
EventIMID/IDMC 2006: 6th Internaional Meeting on Information Display and the 5th International Display Manufacturing Conference - Daegu, Korea, Republic of
Duration: 22 Aug 200625 Aug 2006

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