The structure of triniobium dinitride from zero electron kinetic energy photoelectron spectroscopy and density functional calculations

Dong Sheng Yang, Marek Z. Zgierski, Attila Bérces, Peter A. Hackett, Ana Martinez, Dennis R. Salahub

Research output: Contribution to journalArticlepeer-review

25 Scopus citations

Abstract

Zero electron kinetic energy photoelectron spectra are reported for Nb3N2. The geometry of the cluster was determined by comparing the experiments with density functional and Franck-Condon factor calculations. Both the neutral and cation have a three dimensional C2v symmetry with each of the two nitrogen bridging two niobium atoms of the metal isosceles triangle. The symmetric deformation of niobium vibrations in the ion has a frequency of 257 cm-1. The asymmetric niobium stretching of the ion is 17 cm-1 larger than that of the neutral. Bonding between niobium and nitrogen is stronger in the ion than in the neutral.

Original languageEnglish
Pages (from-to)71-78
Number of pages8
JournalChemical Physics Letters
Volume277
Issue number1-3
DOIs
StatePublished - Oct 3 1997

Bibliographical note

Funding Information:
We thank Tucker Carrington and Pierre-Nicholas Roy for providing the spectral simulation program. AB acknowledges a Canadian Government Visiting Fellowship. AM thanks the Laboratorio de Visualiza-

ASJC Scopus subject areas

  • General Physics and Astronomy
  • Physical and Theoretical Chemistry

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