ABSENCE OF GROUND STATES OF GENERALIZED SPIN-BOSON MODELS
2018 年 72 巻 1 号 p. 1-14
詳細
2018 年 72 巻 1 号 p. 1-14
We consider an abstract model (a generalized spin-boson model) which describes an interaction of non-relativistic particles with a Bose field. We show that the Hamiltonian of the model has no ground states for sufficiently small coupling constants under some conditions.
