The frequency-domain fluorescence lifetime measurement of a pH sensitive dye (C-SNAFL-1) immobilized into poly(ethylene glycol) hydrogels showed the ability to perform implantable and continuous pH sensing with fluorescence life in tissue-like multiply scattering solutions.
© Optical Society of America
(170.0170) Medical optics and biotechnology : Medical optics and biotechnology
(170.3650) Medical optics and biotechnology : Lifetime-based sensing
(170.6280) Medical optics and biotechnology : Spectroscopy, fluorescence and luminescence
F. Liang, E. Kuwana, and E. M. Sevick-Muraca, "Fluorescence-lifetime based pH sensing via multiple light scattering measurement with pH-sensitive dyes immobilized in poly(ethylene glycol) microspheres," in Biomedical Topical Meeting, OSA Technical Digest (Optical Society of America, 2004), paper ThF2.
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