Pure dephasing of magnonic quantum states

HY Yuan, WP Sterk, A Kamra, RA Duine - Physical Review B, 2022 - APS
For a wide range of nonclassical magnonic states that have been proposed and
demonstrated recently, a new time scale besides the magnon lifetime—the magnon …

Mitigating Non-Markovian and Coherent Errors Using Quantum Process Tomography of Proxy States

I Chen, BH Madhusudhana - arXiv preprint arXiv:2411.03458, 2024 - arxiv.org
Detecting mitigating and correcting errors in quantum control is among the most pertinent
contemporary problems in quantum technologies. We consider three of the most common …

Universal non-Markovianity detection in hybrid open quantum systems

J Svozilík, R Hidalgo-Sacoto, II Arkhipov - Scientific Reports, 2020 - nature.com
A universal characterization of non-Markovianity for any open hybrid quantum systems is
presented. This formulation is based on the negativity volume of the generalized Wigner …

Generating Kerr nonlinearity with an engineered non-Markovian environment

FL Xiong, WL Yang, M Feng - Chinese Physics B, 2020 - iopscience.iop.org
Kerr nonlinearity is an important resource for creating squeezing and entanglement in
quantum technology. Here we propose a scheme for generating Kerr nonlinearity originated …

Overcoming Excitation Loss in Quantum Systems

L Li - 2019 - search.proquest.com
The benefit of applying quantum mechanical principles to carrying out information
processing tasks has become widely acknowledged, and enormous effort from both …