Staggered bosons and Kahler-Dirac bosons
D. Berenstein*, S. Catterall and P.N.T. Lloyd
Published on:
July 31, 2024
Abstract
We describe a novel way to think about bosonic lattice theories in Hamiltonian form where each lattice site has only a half boson degree of freedom. The construction requires a non-trivial Poisson bracket between neighboring sites and leads to gapless theories with non-invertible symmetries. We also describe a bosonic version of Kahler-Dirac fermions, dubbed Kahler-Dirac bosons that can be performed on any triangulation of a manifold. This also leads to a straightforward implementation of supersymmetry on the lattice and one immediately deduces the Dirac equation of the corresponding Kahler-Dirac fermions.
DOI: https://doi.org/10.22323/1.463.0280
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