Number of Bound States of Schroedinger Operators with Matrix-Valued Potentials
arXiv:0710.1877 · doi:10.1007/s11005-007-0211-x
Abstract
We give a CLR type bound on the number of bound states of Schroedinger operators with matrix-valued potentials using the functional integral method of Lieb. This significantly improves the constant in this inequality obtained earlier by Hundertmark.
Dedicated to Jean-Claude Cortet, in appreciation of his contribution to Letters in Mathematical Physics