Refractive index sensing in a monolithic micro-optofluidic lithium niobate chip

Publication date
2025-10-14
Document type
Konferenzbeitrag
Author
Organisational unit
URI
Scopus ID
Conference
Conference on Lasers and Electro-Optics (CLEO) 2025 ; Long Beach, CA, USA ; May 4-9, 2025
Publisher
IEEE
Book title
CLEO : technical conference: 4-9 May 2025, Long Beach, CA, USA / IEEE ECP, APS Division of Laser Sciene - DLS, IEEE Photonics Society, OPTICA (formerly OSA)
ISBN
Article ID
4232482
Peer-reviewed
✅
Part of the university bibliography
✅
Language
English
Abstract
We report a micro-optofluidic refractive index sensor integrating a femtosecond laserwritten waveguide and selectively etched channel in lithium niobate. Fabry-Perot spectra show a 1212 nm/RIU sensitivity at 1554 nm for refractive index steps of 10₋₃.
Version
Published version
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Metadata only access