Gold-surface binding of molecular switches studied by Mössbauer spectroscopy

Patrick Homenya*, Markus Messerschmidt, Muhammad Nawaz Tahir, Victor Martinez, Yajun Cheng, Jochen S. Gutmann, Michael Klein, Stefan Jung, Morris Wolff, Reza Saadat, Driss Nariaki, Roman Boča, Göstar Klingelhöfer, Wolfgang Tremel, Franz Renz

*Corresponding author for this work

Research output: Contribution to journalArticlepeer-review

1 Scopus citations

Abstract

The nonanuclear coordination compound [Mo IV{(CN)Fe III(3-methyl-saldptn)} 8]Cl 4 exhibits multiple spin transitions (3-methyl-saldptn = N,N′-bis(3′′-methyl-2′′-hydroxy-benzyliden)-1,7-diamino-4-azaheptane). This spin crossover cluster is bound via a self-assembled monolayer onto a two dimensional array gold surface. Mössbauer spectroscopy indicates that the thermally and optically induced spin crossover of the compound is maintained. Thereby, the foundation for its potential practical application (e. g. in the field of information storage) was laid.

Original languageEnglish
Pages (from-to)63-67
Number of pages5
JournalHyperfine Interactions
Volume205
Issue number1-3
DOIs
StatePublished - Mar 2012
Externally publishedYes

Bibliographical note

Funding Information:
Acknowledgements Grant Agencies (Slovakia: VEGA 1/0052/11, VVCE 0004-07; Germany: Leibniz University, LNQE, ZFM; Uni Mainz, MWFZ; DAAD; DFG Re-1627; EU: Structural Funds, Interreg IIIA) are acknowledged for the financial support.

Keywords

  • Au surface
  • Mössbauer spectroscopy
  • Nonanuclear
  • Self-assembled monolayer
  • Spin crossover

ASJC Scopus subject areas

  • Atomic and Molecular Physics, and Optics
  • Nuclear and High Energy Physics
  • Condensed Matter Physics
  • Physical and Theoretical Chemistry

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