Wigner-Yanase skew information-based uncertainty relations for quantum channels

Fuente: arXiv
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Hauptverfasser: Zhang, Qing-Hua, Fei, Shao-ming
Format: Preprint
Veröffentlicht: 2023
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author Zhang, Qing-Hua
Fei, Shao-ming
author_facet Zhang, Qing-Hua
Fei, Shao-ming
contents The Wigner-Yanase skew information stands for the uncertainty about the information on the values of observables not commuting with the conserved quantity. The Wigner-Yanase skew information-based uncertainty relations can be regarded as a complementarity to the conceptual Heisenberg uncertainty principle. We present tight uncertainty relations in both product and summation forms for two quantum channels based on the Wigner-Yanase skew information. We show that our uncertainty inequalities are tighter than the existing ones.
format Preprint
id arxiv_https___arxiv_org_abs_2306_06602
institution arXiv
publishDate 2023
record_format arxiv
spellingShingle Wigner-Yanase skew information-based uncertainty relations for quantum channels
Zhang, Qing-Hua
Fei, Shao-ming
Quantum Physics
The Wigner-Yanase skew information stands for the uncertainty about the information on the values of observables not commuting with the conserved quantity. The Wigner-Yanase skew information-based uncertainty relations can be regarded as a complementarity to the conceptual Heisenberg uncertainty principle. We present tight uncertainty relations in both product and summation forms for two quantum channels based on the Wigner-Yanase skew information. We show that our uncertainty inequalities are tighter than the existing ones.
title Wigner-Yanase skew information-based uncertainty relations for quantum channels
topic Quantum Physics
url https://arxiv.org/abs/2306.06602