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math-ph2023★ 17 cited
Topological defects
Nils Carqueville, Michele Del Zotto, Ingo Runkel
This is a survey article for the Encyclopedia of Mathematical Physics, 2nd Edition. Topological defects are described in the context of the 2-dimensional Ising model on the lattice…
cond-mat.str-el2023★ 2 cited
Internal Levin-Wen models
Vincentas Mulevicius, Ingo Runkel, Thomas Voß
Levin-Wen models are a class of two-dimensional lattice spin models with a Hamiltonian that is a sum of commuting projectors, which describe topological phases of matter related to…