approx. September 1 - 22, 2009
Research: trapped fermion and boson gases, fractional statistics
local virial theorems for fermionic systems
August 24 - September 22, 2009 (support: DFG,
Graduiertenkolleg "Nichtlinearität und
Nichtgleichgewicht in kondensierter Materie")
Research: semiclassical trace formulae,
normal forms for bifurcations and symmetry breaking
June 21 - July 20, 2007 (support: DFG,
Graduiertenkolleg "Nichtlinearität und
Nichtgleichgewicht in kondensierter Materie")
Research: semiclassical trace formulae, extended Gutzwiller theory,
normal forms
Seminar on "Semiclassical theory for nuclear collective dynamics"
(19.07.07, Phy 4.1.12, 10:15)
June 4, 2007 - March 31, 2008
Research: Periodic orbit theory, nuclear structure, quantum chaos,
spin-orbit interaction
January 8 - February 5, 2007 (support: DFG,
Graduiertenkolleg "Nichtlinearität und
Nichtgleichgewicht in kondensierter Materie")
Research: semiclassical trace formulae, extended Gutzwiller theory,
normal forms
Seminar: "An analytic approach to the bifurcation cascade in the
Hénon-Heiles system" (02.02.07, 10 c.t., Phy 4.1.12)
December 7 - 23, 2006
Research: condensed matter theory, superconductivity;
semiclassical methods, nonlinear dynamics (bifurcation theory)
Seminar: "Theory of hybridized clean/dirty superconductors"
(15.12.06, 10 c.t., Phy 4.1.12)
July 18 - 22, 2006 (support: DFG,
Graduiertenkolleg "Nichtlinearität und Nichtgleichgewicht
in kondensierter Materie")
Research: quantum chaos, semiclassical transport, bifurcation theory
Seminar: "Semiclassical Structure of Quantum Fractal Eigenstates"
(20.07.06, 10 c.t., Phy 4.1.12)
January 29 - February 26, 2006 (support: DFG,
Graduiertenkolleg "Nichtlinearität und Nichtgleichgewicht
in kondensierter Materie")
Research: extended semiclassical trace formulae, semiclassical
perturbation theory for orbit bifurcations
December 5 - 15, 2005 (support: Lund University)
Research: semiclassical description of super-shell
structure for trapped fermionic atoms
September 7 - 19, 2005 (support: Universitätsstiftung
Hans Vielberth)
Research: Supersymmetric quantum mechanics and semiclassical quantization;
finite fermion and boson systems
General-interest seminar: "Universal behaviour of a trapped ultracold gas near Feshbach resonance" (14.9.05 10h c.t.)
Seminar: "WKB approximation and supersymmetric quantum mechanics" (9.9.05 10h c.t.)
VISIT RESCHEDULED TO 2007!
Research: trapped fermion and boson gases, fractional statistics,
neutrino physics
May 30 - June 13, 2005 (support: DFG,
GK "Nichtlinearität und Nichtgleichgewicht
in kondensierter Materie")
Research: semiclassical description of shell effects in trapped
fermionic atoms
Seminar: "Super-shell structure in trapped dilute fermionic gases"
June 2 - 3, 2005 (support: DFG)
Research: semiclassical trace formulae, extended Gutzwiller theory
Seminar: "Symmetry breaking in integrable Hamiltonians"
May 17 - 31, 2005
Research: condensed matter theory, superconductivity;
semiclassical methods, nonlinear dynamics (bifurcation theory)
February 9 - 12, 2005 (support: DFG,
GK "Nichtlinearität und Nichtgleichgewicht
in kondensierter Materie")
Research: many body theory for finite fermion and boson systems;
vortex formation (exact diagonalization, DFT)
Seminar: "Vortices in quantal systems under rotation"
December 6 - 23, 2004
Research: condensed matter theory, superconductivity;
semiclassical methods, nonlinear dynamics (bifurcation theory)
Seminar: "Two-band and impurity effects on vortex structure"
September 15 - October 31, 2003 (support: DFG,
Graduiertenkolleg "Nichtlinearität und Nichtgleichgewicht
in kondensierter Materie")
Research: extended semiclassical trace formulae, uniform approximations
for orbit bifurcations
Seminar: "The separable Hénon-Heiles Hamiltonian treated with the
improved stationary phase method (ISPM)"
September 1 - 12, 2003 (support: Universitätsstiftung
Hans Vielberth)
Research: trapped fermion and boson gases, fractional statistics
general interest colloquium on neutrino physics, theory seminar on
fluctuations in finite Bose and Fermi systems
June 24 - 31, 2003
Research: condensed matter theory, superconductivity,
semiclassical methods
Seminar: "Vortex core structure of a two-band superconductor"
June 10 - 22, 2003 (support: Landau-Heisenberg
foundation)
Research: Coherent state path integrals, Spin tunneling
Seminars: "SU(N) coherent states" and
"Spin tunneling in magnetic molecules"
May 8, 2003 - October 2004 (support: Japan Society of
the Promotion of Science)
Research: semiclassical theory with spin and spin-orbit interactions,
Maslov indices, quantum information
Regula seminars (see "Seminars" on homepage)
February 10 - 15 and April 28 - May 15, 2003 (support: DFG,
Graduiertenkolleg "Nichtlinearität und Nichtgleichgewicht
in kondensierter Materie")
Research: uniform approximations for orbit bifurcations
Theory seminar on phase-space trace formulae
May 23 - June 21, 2002 (support: S.U.N. Reno)
Research: Calculation of resonances in open Hamiltonian systems
June 26 - July 7, 2001 (support: Universitätsstiftung
Hans Vielberth)
Research: trapped boson gases and BEC
three seminars on Bose-Einstein Condensation of trapped atoms
May 1 - July 28, 2001 (support: DFG,
Projekt-Nr. Br733/9-2 "Schaleneffekte semiklassisch")
Research: analytical study of bifurcation cascades
June 17 - July 29, 2001 (support: DFG,
Graduiertenkolleg "Nichtlinearität und Nichtgleichgewicht
in kondensierter Materie")
Research: analytical study of bifurcation cascades
ca. January 6 - June 7, 2001 (support: DFG,
Forschergruppe "Magnetoelektronik")
Research: nonlinaer dynamics, bifurcation cascades, POT with spin-orbit
interaction