Parallel deposition of size-selected clusters: a novel technique for studying size-selectivity on the atomic scale
Author(s) -
Yuan Luo,
Hyun Ook Seo,
Martin Beck,
Sebastian Proch,
Young Dok Kim,
Gerd Ganteför
Publication year - 2014
Publication title -
physical chemistry chemical physics
Language(s) - English
Resource type - Journals
SCImago Journal Rank - 1.053
H-Index - 239
eISSN - 1463-9084
pISSN - 1463-9076
DOI - 10.1039/c4cp00931b
Subject(s) - deposition (geology) , selectivity , scale (ratio) , atomic units , nanotechnology , materials science , chemical physics , chemistry , physics , organic chemistry , quantum mechanics , geology , paleontology , sediment , catalysis
A new size-selected cluster deposition technique referred to as "parallel-deposition" is presented. An ion beam of multi-sized Aun clusters was spatially separated into individual cluster sizes by utilizing a Wien filter and the clusters spatially separated based on their atomic sizes were simultaneously deposited on a SiO2/Si(100) substrate. Parallel-deposited Aun clusters (n = 6, 7, and 8) on the SiO2/Si(100) substrate showed even-odd oxidation behaviour upon exposure to an atomic oxygen atmosphere, demonstrating the potential of this new technique to study the size-dependent properties of deposited clusters in various research fields.
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