ガスクラスターイオンビームによる表面エッチング

書誌事項

タイトル別名
  • A New Sputter Etching Technology by Gas-Gluster Ion Beam.

抄録

Sputtering with gas cluster ions, which are aggregates of a few thousands of atoms, has been investigated experimentally and theoretically. Cluster ion beam etching is equivalent to low-energy high-current ion etchings with very low damage. Interesting new phenomena resulting from multiple collisions of incoming atoms in a very localized area were found. A surface smoothing effect is one of the typical phenomena, which is caused by lateral sputtering in which many atoms are ejected from the substrate in a lateral direction. Molecular dynamics simulation clearly shows that these sputtered atoms are ejected from the edge of craters formed by cluster ion impact.

収録刊行物

  • 表面科学

    表面科学 18 (12), 743-751, 1997

    公益社団法人 日本表面科学会

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