Analytical calculation of spin tunneling effect in single molecule magnet Fe8 with considering quadrupole excitation

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Y Yousefi; H Fakhari; K Muminov; M R Benam;
  • Publisher: Isfahan University of Technology
  • Journal: Iranian Journal of Physics Research (issn: 1682-6957, eissn: 2345-3664)
  • Publisher copyright policies & self-archiving
  • Subject: Physics | spin tunneling | quadrupole excitation | coherent state | instanton | QC1-999
    arxiv: Condensed Matter::Mesoscopic Systems and Quantum Hall Effect

Spin tunneling effect in Single Molecule Magnet Fe8 is studied by instanton calculation technique using SU(3) generalized spin coherent state in real parameter as a trial function. For this SMM, tunnel splitting arises due to the presence of a Berry like phase in action... View more
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