Mass analysis of sputtered particles induced by Ar bombardment of two iced targets, H2O and CO2

Chin Shuang Lee, Ya Chung Liu, Yung Hung Chen, Robert Wu, W. H. Ip, T. S. Yih, Shyong Lee

Research output: Contribution to journalConference articlepeer-review

1 Scopus citations

Abstract

A focused 15 keV argon ion beam was used to bombard iced targets, CO 2 and H2O (at temperature (27 K). The sputtered particles were analyzed by a quadrupole mass spectrometer (QMS). The purpose of the experiment was to measure the percentage of the sputtered particles that originated from the impact sites on the iced targets. Some of the particles that were not induced from ion-iced-CO2 interaction include, for instance, CO, O and C; these were produced during the disintegration by the QMS of pure CO2, which is copiously sputtered in ion-iced-CO2 interaction. The analyzed data will be useful for understanding the chemical reaction in ion-molecule interactions.

Original languageEnglish
Pages (from-to)323-326
Number of pages4
JournalNuclear Instruments and Methods in Physics Research, Section B: Beam Interactions with Materials and Atoms
Volume219-220
Issue number1-4
DOIs
StatePublished - Jun 2004
EventProceedings of the Sixteenth International Conference on Ion - Albuquerque, NM., United States
Duration: 29 Jun 20034 Jul 2003

Keywords

  • Ion irradiation on ices
  • Ion-molecule interaction

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