Prsentation des Projektes OxidFerromagnetGrenzflchen fr die Magnetoelektronik Letiter: Patrick Bruno

1
Quantum-size effects in ultra-thin Ag films on
V(001) A. Ernst and J. Henk, MPI Halle,
GermanyM. Lüders,SISSA, ItalyZ. Szotek and W.
M. Temmerman, Daresbury Laboratory, UK
Theory

• Ab-initio calculations (DFT LDA)
• LMTO Bulk
• KKR Bulk, surfaces, interfaces, films/substrate
• Band structures, spectral densities, charges,
  photoemission spectra

Geometry
Ag fct
Pseudomorphic growth
V bcc
Comparison with experiment
Spectral densities Ag-V interface
QWS family a
Results

• Hybridization of Ag V
• Band-structure effects (confinement)
• Significant quantization effects
• Limits of model calculations
• Confirmation of experimental findings
• Experimental problems film roughness islands
• the paper is accepted in Phys. Rev. B

Enhanced SD at the interface (V layer)