by PUPPIN, E, BRAICOVICH, L, DEMICHELIS, B and VAVASSORI, P and VESCOVO, E
Abstract:
The valence electron states of a Zr-Fe getter having Zr2Fe as majority component (80% of the total volume) and their evolution upon oxidation at room temperature are studied with direct photoemission (h-nu = 21.2 and 40.8 eV) and inverse photoemission (isochromats in the range 12-21 eV). In the clean getter direct photoemission is mostly sensitive to Fe-derived states and inverse photoemission to Zr-derived states. Direct photoemission shows the modification of oxygen-p-derived states in the suboxide-oxide transition and the effect of Fe-oxygen interaction with a depletion of Fe d states near the Fermi level. Inverse photoemission shows a progressive localization of the Zr d states upon oxidation.
Reference:
ELECTRON-SPECTROSCOPY STUDY OF THE OXIDATION OF A ZR-FE GETTER .2. VALENCE STATES (PUPPIN, E, BRAICOVICH, L, DEMICHELIS, B and VAVASSORI, P and VESCOVO, E), In SURFACE SCIENCE, ELSEVIER SCIENCE BV, volume 264, 1992.
Bibtex Entry:
@article{ ISI:A1992HJ95200016,
Author = {PUPPIN, E and BRAICOVICH, L and DEMICHELIS, B and VAVASSORI, P and
   VESCOVO, E},
Title = {{ELECTRON-SPECTROSCOPY STUDY OF THE OXIDATION OF A ZR-FE GETTER .2.
   VALENCE STATES}},
Journal = {{SURFACE SCIENCE}},
Year = {{1992}},
Volume = {{264}},
Number = {{3}},
Pages = {{429-434}},
Month = {{MAR 15}},
Abstract = {{The valence electron states of a Zr-Fe getter having Zr2Fe as majority
   component (80% of the total volume) and their evolution upon oxidation
   at room temperature are studied with direct photoemission (h-nu = 21.2
   and 40.8 eV) and inverse photoemission (isochromats in the range 12-21
   eV). In the clean getter direct photoemission is mostly sensitive to
   Fe-derived states and inverse photoemission to Zr-derived states. Direct
   photoemission shows the modification of oxygen-p-derived states in the
   suboxide-oxide transition and the effect of Fe-oxygen interaction with a
   depletion of Fe d states near the Fermi level. Inverse photoemission
   shows a progressive localization of the Zr d states upon oxidation.}},
Publisher = {{ELSEVIER SCIENCE BV}},
Address = {{PO BOX 211, 1000 AE AMSTERDAM, NETHERLANDS}},
Type = {{Article}},
Language = {{English}},
Affiliation = {{PUPPIN, E (Corresponding Author), POLITECN MILAN,IST FIS,P ZA LEONARDO DA VINCI 32,I-20133 MILAN,ITALY.}},
DOI = {{10.1016/0039-6028(92)90198-F}},
ISSN = {{0039-6028}},
Keywords-Plus = {{CROSS-SECTIONS}},
Research-Areas = {{Chemistry; Physics}},
Web-of-Science-Categories  = {{Chemistry, Physical; Physics, Condensed Matter}},
ResearcherID-Numbers = {{Vavassori, Paolo/B-4299-2014
   }},
ORCID-Numbers = {{Vavassori, Paolo/0000-0002-4735-6640
   Braicovich, Lucio/0000-0001-6548-9140}},
Number-of-Cited-References = {{21}},
Times-Cited = {{6}},
Usage-Count-Last-180-days = {{1}},
Usage-Count-Since-2013 = {{3}},
Journal-ISO = {{Surf. Sci.}},
Doc-Delivery-Number = {{HJ952}},
Unique-ID = {{ISI:A1992HJ95200016}},
DA = {{2020-12-22}},
}

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