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cond-mat.other2021
Winding Numbers and Topology of Aperiodic Tilings
Yaroslav Don, Eric Akkermans
We show that diffraction features of quasicrystals can be retrieved from a single topological quantity, the Čech cohomology group, , which enco…
quant-ph2021
Quantum tomography of entangled spin-multi-photon states
Dan Cogan, Giora Peniakov, Oded Kenneth +2
We present a novel method for quantum tomography of multi-qubit states. We apply the method to spin-multi-photon states, which we produce by periodic excitation of a semiconductor…