Ab initio VS-IMSRG calculations attribute the disappearance of the N=34 shell gap from 54Ca to 62Ni mainly to the NN tensor force (83%) with a 17% contribution from the 3N tensor force.
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Ab initio IMSRG calculations give smaller short-range 0νββ nuclear matrix elements for 76Ge, 82Se, 130Te and 136Xe than phenomenology, yielding updated sterile-neutrino mixing constraints.
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2N and 3N Tensor Force in the $N=34$ Shell Evolution: An Ab Initio Perspective
Ab initio VS-IMSRG calculations attribute the disappearance of the N=34 shell gap from 54Ca to 62Ni mainly to the NN tensor force (83%) with a 17% contribution from the 3N tensor force.
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Ab initio short-range nuclear matrix elements for neutrinoless double-beta decay
Ab initio IMSRG calculations give smaller short-range 0νββ nuclear matrix elements for 76Ge, 82Se, 130Te and 136Xe than phenomenology, yielding updated sterile-neutrino mixing constraints.