Free nanoscale sodium clusters studied by core-level photoelectron spectroscopy
2007 (English)In: Physical Review B. Condensed Matter and Materials Physics, ISSN 1098-0121, E-ISSN 1550-235X, Vol. 75, no 23, 235407- p.Article in journal (Refereed) Published
Free sodium metal clusters have been studied by probing the Na2p core level using x-ray photoelectron spectroscopy (XPS) and Auger electron spectroscopy (AES). The development of electronic structure with size has been studied and discussed in comparison with the atom, dimer, and solid. Information on cluster metallic properties, size, and temperature has been deduced from the XPS measurements. For the large ⟨N⟩>103 Na clusters, the surface and bulk sites have been separated in the photoelectron signal. Auger spectra allowed extracting the information on the valence band. The present study introduces core-level spectroscopies XPS and AES into the field of free neutral metal cluster research.
Place, publisher, year, edition, pages
2007. Vol. 75, no 23, 235407- p.
Nanoscale materials, Clusters, Atomic and molecular clusters, Photoemission and photoelectron spectra
IdentifiersURN: urn:nbn:se:uu:diva-97637DOI: 10.1103/PhysRevB.75.235407ISI: 000247624900112OAI: oai:DiVA.org:uu-97637DiVA: diva2:172657