Photonic Integrated Circuits for Refractive Index-Based Detection in Liquid Chromatography

Mendoza-Castro, J. H.Tomasetig, D.Schobesberger, S.Vorobev, A. S.Ricchiuti, G.Dabrowska, A.Iadanza, SimoneGrande, M.Magno, G.O'faolain, L.Lendl, B.2025-06-022025-06-022025-06-02202510.1109/SiPhotonics64386.2025.109853072-s2.0-105005831784https://infoscience.epfl.ch/handle/20.500.14299/250934We demonstrate the on-chip integration of silicon nitride refractive index transducers with microfluidics for refractive index-based detection in liquid chromatography, highlighting the system's potential for creating compact, highly sensitive, and selective sensors capable of analyzing a wide range of complex liquid samples and analytes.enfalseHPLCmicro ring resonatoroptical sensingrefractive index sensingsilicon nitridespectroscopyPhotonic Integrated Circuits for Refractive Index-Based Detection in Liquid Chromatographytext::conference output::conference proceedings::conference paper