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quant-ph2024
Multi-stage tomography based on eigenanalysis for high-dimensional dense unitary processes in gate-based quantum computers
Yannick Deville, Alain Deville
Quantum Process Tomography (QPT) methods aim at identifying, i.e. estimating, a quantum process. QPT is a major quantum information processing tool, since it especially allows one…
quant-ph2024★ 1 cited
Solving the Zeh problem about the density operator with higher-order statistics
Alain Deville, Yannick Deville
Since a 1932 work from von Neumann, it is generally considered that if two statistical mixtures are represented by the same density operator \r{ho}, they should in fact be consider…