Quantum-Enhanced Multi-Phase Distributed Sensing Using Fewer Photons
We demonstrate the measurement of a linear superposition of four distributed phases using two photons with a quantum enhanced sensitivity. We further extend the system theoretically to a multi-phase distributed quantum sensing.
Authors
- Kyunghwan Oh (ORCID: https://orcid.org/0000-0003-2544-0216)
- Raphael C. Pooser (ORCID: https://orcid.org/0000-0002-2922-453X)
- Seongjin Hong (ORCID: https://orcid.org/0000-0002-9000-5512)
- Hyang‐Tag Lim (ORCID: https://orcid.org/0000-0002-4068-2902)
- Yosep Kim (ORCID: https://orcid.org/0000-0002-6332-1050)
- Changhyoup Lee (ORCID: https://orcid.org/0000-0002-1401-4230)
- Seung-Woo Lee (ORCID: https://orcid.org/0000-0003-1006-0333)
- Donghyun Kim (ORCID: https://orcid.org/0000-0002-4845-9369)
- Su‐Yong Lee (ORCID: https://orcid.org/0000-0002-4847-8201)
- Yong‐Su Kim (ORCID: https://orcid.org/0000-0001-5763-1522)
Institutions
- Yonsei University (KR)
- Korea University (KR)
- Korea Research Institute of Standards and Science (KR)
- Agency for Defense Development (KR)
- Korea Institute of Science and Technology (KR)
- University of Maryland, College Park (US)
- Chung-Ang University (KR)
- Korea Institute of Science & Technology Information (KR)
- Korea University of Science and Technology (KR)
Publication Details
- Published
- 2025-01-01
- DOI
- https://doi.org/10.1364/quantum.2025.qm2c.6
- Primary Topic
- Advanced Optical Sensing Technologies
- Type
- article
- Field-Weighted Citation Impact
- 0.00