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Автор Marc-Hermann Schaffner
Автор Jean-François Jeanneret
Автор François Patthey
Автор Wolf-Dieter Schneider
Дата выпуска 1998-11-21
dc.description The investigation of supported size-selected clusters by different surface science techniques requires stringent ultrahigh vacuum (UHV) conditions during cluster deposition especially at low temperatures. The existing high-energy sputter sources used for cluster production in general do not fulfil this demand. We therefore have developed, built and tested a new fully bakeable ultrahigh vacuum-compatible version of the cluster source CORDIS (Cold Reflex Discharge Ion Source). As a first application, we present ultraviolet photoemission spectra (UPS) of size-selected clusters generated by this new cluster source and deposited on highly oriented pyrolytic graphite (HOPG). We show evidence for cluster diffusion and island formation even down to low temperature (T = 70 K). These islands display a polycrystalline structure. After a short annealing, they are transformed into Ag films with (111) surface orientation.
Формат application.pdf
Издатель Institute of Physics Publishing
Название An ultrahigh vacuum sputter source for in situ deposition of size-selected clusters: Ag on graphite
Тип paper
DOI 10.1088/0022-3727/31/22/001
Electronic ISSN 1361-6463
Print ISSN 0022-3727
Журнал Journal of Physics D: Applied Physics
Том 31
Первая страница 3177
Последняя страница 3184
Аффилиация Marc-Hermann Schaffner; Institut de Physique de la Matière Condensée, Université de Lausanne, CH-1015 Lausanne, Switzerland
Аффилиация Jean-François Jeanneret; Institut de Physique de la Matière Condensée, Université de Lausanne, CH-1015 Lausanne, Switzerland
Аффилиация François Patthey; Institut de Physique de la Matière Condensée, Université de Lausanne, CH-1015 Lausanne, Switzerland
Аффилиация Wolf-Dieter Schneider; Institut de Physique de la Matière Condensée, Université de Lausanne, CH-1015 Lausanne, Switzerland
Выпуск 22

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