60 citations · 60 across the 2 of their papers we have counts for
3 papers
math-ph2007★ 60 cited
Analysis of quantum semigroups with GKS-Lindblad generators I. Simple generators
Bernhard Baumgartner, Heide Narnhofer, Walter Thirring
Semigroups describing the time evolution of open quantum systems in finite dimensional spaces have generators of a special form, known as Lindblad generators. The simple generators…
math-ph2007
Thermodynamic Stability - A note on a footnote in Ruelle's book
Bernhard Baumgartner
Thermodynamic stable interaction pair potentials which are not of the form ``positive function + real continuous function of positive type'' are presented in dimension one. Constru…
math-ph2000
On the ordering of energy levels in homogeneous magnetic fields
Bernhard Baumgartner, Robert Seiringer
We study the energy levels of a single particle in a homogeneous magnetic field and in an axially symmetric external potential. For potentials that are superharmonic off the centra…