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Interaction of instantons with a fermion field in a (1+1)-dimensional model
Phys. Rev. D 20, 496 – Published 15 July, 1979
DOI: https://doi.org/10.1103/PhysRevD.20.496
Abstract
We calculate the determinant in a model where a scalar model with instantons is coupled to fermions in a minimum way. We find that the infrared divergence existing in the pure scalar model is removed.
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