This paper shows that conservation of the total domain wall angle enables a local, order-by-order construction of edge zero modes in Z3 parafermionic spin chains, and conjectures a general algorithm for the construction.
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Constructing edge zero modes through domain wall angle conservation
This paper shows that conservation of the total domain wall angle enables a local, order-by-order construction of edge zero modes in Z3 parafermionic spin chains, and conjectures a general algorithm for the construction.