Publications of Walter Ekardt
All genres
Journal Article (25)
2003
Journal Article
W.-D. Schöne, D.S. Su and W. Ekardt: Theoretical and experimental study of the dynamical electronic response of Ag. Physical Review B 68, 115102–1-115102–10 (2003).
2002
Journal Article
M.R. Bacelar, W.-D. Schöne, R. Keyling and W. Ekardt: Lifetime of excited electrons in transition metals. Physical Review B 66 (15), 153101–1-153101–4 (2002).
Journal Article
W.-D. Schöne and W. Ekardt: Dynamical properties of the hexagonal close-packed metals Sc, Y, and Ru. Journal of Physics: Condensed Matter 14 (18), 4669–4677 (2002).
Journal Article
R. Keyling, W.-D. Schöne and W. Ekardt: Lifetime of surface states in optically excited Al, Cu, and Ag. Chemical Physics Letters 354 (5-6), 376–381 (2002).
Journal Article
W.-D. Schöne and W. Ekardt: Transient excitonic states in noble metals and Al. Physical Review B 65 (11), 113112–1-113112–3 (2002).
2000
Journal Article
W. Ekardt, W.-D. Schöne and R. Keyling: The determination of the lifetime of hot electrons in metals by time-resolved two-photon photoemission: the role of transport effects, virtual states, and transient excitons. Applied Physics A 71 (5), 529–535 (2000).
1999
Journal Article
W.-D. Schöne, R. Keyling, M. Bandic and W. Ekardt: Calculated lifetimes of hot electrons in aluminum and copper using a plane-wave basis set. Physical Review B 60 (12), 8616–8623 (1999).
1998
Journal Article
, , and W. Ekardt: Effects of geometry in elastic scattering and capture of free electrons by C60 molecules. Journal of Physics B 31 (11), L511–L517 (1998).
Journal Article
, , and W. Ekardt: Exchange and polarization effects in elastic electron scattering by metallic clusters. Journal of Physics B 31 (4), 925–934 (1998).
1996
Journal Article
W. Ekardt: The super-atom model: link between the metal atom and the infinite metal. Zeitschrift für Physik B 103 (2), 305–312 (1996).
Journal Article
and W. Ekardt: Plasmons and excitons in many-electron systems and the optical response of atomic clusters. Zeitschrift für Physik B 103 (2), 327–329 (1996).
Journal Article
, W. Ekardt and W.-D. Schöne: Role of self-interaction effects in the geometry optimization of small metal clusters. Europhys. Lett. 34, 13–18 (1996).
Journal Article
, W. Ekardt and W.-D. Schöne: Reintroducing the ionic structure in the jellium model for metal clusters: Pseudopotential perturbation theory. Surface Review and Letters 3 (1), 313–316 (1996).
Journal Article
W.-D. Schöne, W. Ekardt and : Anisotropic effects in the optical spectra of magic metal clusters: the role of ionic structure. Zeitschrift für Physik D 36, 65–67 (1996).
1995
Journal Article
W. Ekardt and : Effective particle-hole interaction and the optical response of simple-metal clusters. Physical Review B 52, 16864 (1995).
Journal Article
W. Ekardt, and : Size-dependent plasmons in metal clusters. Comments on Atomic and Molecular Physics 31, 291–303 (1995).
1994
Journal Article
W.-D. Schöne, W. Ekardt and : Reintroduction of ionic structure in the self-consistent jellium model for metal clusters: Pseudopotential perturbation theory. Physical Review B 50 (15), 11079–11087 (1994).
1993
Journal Article
and W. Ekardt: The van der Waals interaction between alkali microclusters. Modern Physics Letters B 7 (9), 573–590 (1993).
Journal Article
J.M. Pacheco and W. Ekardt: Photoabsorption cross section of negatively charged alkali-metal clusters. Physical Review B 47 (11), 6667–6671 (1993).
1991
Journal Article
and W. Ekardt: The elastic scattering on jellium clusters. Zeitschrift für Physik D 19 (4), 97–99 (1991).