We study the resonances of matrix Schrödinger operators, motivated by the Born-Oppenheimer approximation. We give a simple criterion for the potential to generate resonances. This criterion also gives the location of the resonances generated.
Duke Math. J.
106(2):
209-236
(1 February 2001).
DOI: 10.1215/S0012-7094-01-10621-2
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