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quant-ph2025
Tomographic characterization of non-Hermitian Hamiltonians in reciprocal space
Francesco Di Colandrea, Fabrizio Pavan, Sarvesh Bansal +6
Non-Hermitian Hamiltonians enrich quantum physics by extending conventional phase diagrams, enabling novel topological phenomena, and realizing exceptional points with potential ap…
quant-ph2025
Programmable non-Hermitian photonic quantum walks via dichroic metasurfaces
Paola Savarese, Sarvesh Bansal, Maria Gorizia Ammendola +6
The evolution of a closed quantum system is described by a unitary operator generated by a Hermitian Hamiltonian. However, when certain degrees of freedom are coupled to an environ…