Transverse orbital angular momentum and polarization entangled spatiotemporal structured light.

Hsiao-Chih Huang, Kefu Mu, Hui Min Leung, Chen-Ting Liao

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Article in Nanophotonics (Berlin, Germany), 2025. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 1 paper.

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1citing papers in PubMed

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1 citing paper in PubMed.

Special issue on spatiotemporal optical fields.Nanophotonics (Berlin, Germany) · 2025
Article

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5 · Who and what money

Authors and funding

4 authors.

Hsiao-Chih HuangDepartment of Physics, Indiana University, Bloomington, IN 47405, USA.

Kefu MuDepartment of Intelligent Systems Engineering, Indiana University, Bloomington, IN 47408, USA.

Hui Min LeungDepartment of Intelligent Systems Engineering, Indiana University, Bloomington, IN 47408, USA.ORCID https://orcid.org/0000-0003-3259-3720

Chen-Ting LiaoDepartment of Physics, Indiana University, Bloomington, IN 47405, USA.ORCID https://orcid.org/0000-0002-3423-277X

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

Intra-system entanglement occurs between non-separable modes within the same system. For optical systems, the various degrees of freedom of light represent different modes, and the potential use of light to create higher dimensional classical entangle states offers a promising potential to drive new technological developments. In this work, we present experimental results demonstrating the orthogonality between transverse orbital angular momentum (t-OAM) of different spatiotemporal topological charges, a previously unverified property of t-OAM. Based on those results, we developed methods to create and characterize a novel family of t-OAM and polarization entangled spatiotemporal structured light. We further provide theoretical analysis to support our study of the entanglement between those modes. By demonstrating the feasibility of leveraging t-OAM as a new family of modes for classical entanglement, our work represents a new advancement towards higher dimensional classical entanglement strategies.

Indexed as

classical entanglementmode entanglementspatiotemporal structured lighttransverse orbital angular momentum

Identifiers

PMID40182782

DOI10.1515/nanoph-2024-0764

PMCPMC11964134

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