Quantum Algorithms for Estimating Quantum Entropies
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DOI: 10.1103/physrevapplied.19.044041
Abstract: The von Neumann and quantum R\'enyi entropies characterize fundamental properties of quantum systems and lead to theoretical and practical applications in many fields. Quantum algorithms for estimating quantum entropies, using a quantum query model that… read more here.
Keywords: state; quantum; estimating quantum; quantum algorithms ... See more keywords
Estimating Quantum Hamiltonians via Joint Measurements of Noisy Noncommuting Observables.
Sign Up to like & getrecommendations! Published in 2022 at "Physical review letters"
DOI: 10.1103/physrevlett.130.100801
Abstract: Estimation of expectation values of incompatible observables is an essential practical task in quantum computing, especially for approximating energies of chemical and other many-body quantum systems. In this Letter, we introduce a method for this… read more here.
Keywords: quantum; estimating quantum; hamiltonians via; quantum hamiltonians ... See more keywords