Enantiodetection in a cavity QED setup with finite chiral molecules

Fuente: arXiv
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Autori principali: Guo, Xiang, Zhang, Xiaojun, Li, Yong, Wang, Zhihai
Natura: Preprint
Pubblicazione: 2025
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author Guo, Xiang
Zhang, Xiaojun
Li, Yong
Wang, Zhihai
author_facet Guo, Xiang
Zhang, Xiaojun
Li, Yong
Wang, Zhihai
contents We investigate enantiodetection for both a single cyclic three-level chiral molecule and finite ensembles of such molecules by monitoring the steady-state intracavity photon number in a cavity-QED platform. Our scheme exploits the intrinsic global $π$-phase difference between opposite enantiomers to engineer destructive and/or constructive interference pathways, enabling a direct readout of enantiomeric excess with an error below $5\%$. To capture mesoscopic many-molecule effects beyond mean field while avoiding brute-force master-equation simulations, we employ a generalized discrete truncated Wigner approximation, which is well suited for systems with many yet finite molecules. These results pave the way for implementing enantiodetection in realistic quantum-optical settings.
format Preprint
id arxiv_https___arxiv_org_abs_2511_10061
institution arXiv
publishDate 2025
record_format arxiv
spellingShingle Enantiodetection in a cavity QED setup with finite chiral molecules
Guo, Xiang
Zhang, Xiaojun
Li, Yong
Wang, Zhihai
Quantum Physics
We investigate enantiodetection for both a single cyclic three-level chiral molecule and finite ensembles of such molecules by monitoring the steady-state intracavity photon number in a cavity-QED platform. Our scheme exploits the intrinsic global $π$-phase difference between opposite enantiomers to engineer destructive and/or constructive interference pathways, enabling a direct readout of enantiomeric excess with an error below $5\%$. To capture mesoscopic many-molecule effects beyond mean field while avoiding brute-force master-equation simulations, we employ a generalized discrete truncated Wigner approximation, which is well suited for systems with many yet finite molecules. These results pave the way for implementing enantiodetection in realistic quantum-optical settings.
title Enantiodetection in a cavity QED setup with finite chiral molecules
topic Quantum Physics
url https://arxiv.org/abs/2511.10061