New instantons in the double-well potential
classification
✦ hep-th
keywords
actioncollectivecoordinatesdouble-wellinstantonpotentialsolutiondepend
read the original abstract
A new instanton solution is found in the quantum-mechanical double-well potential with a four-fermion term. The solution has finite action and depends on four fermionic collective coordinates. We explain why in general the instanton action can depend on collective coordinates.
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