The authors give necessary and sufficient conditions for perfect state transfer to occur in Grover walks on all Cayley graphs of dihedral groups, proving it never happens for normal graphs with odd n.
An infinite family of circulant graphs with perfect state transfer in discrete quantum walks.Quantum Inf
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Perfect state transfer in Grover walks on dihedral Cayley graphs
The authors give necessary and sufficient conditions for perfect state transfer to occur in Grover walks on all Cayley graphs of dihedral groups, proving it never happens for normal graphs with odd n.