29.6 A 65nm CMOS Hydrogel-Based Dual Fluorescence Sensor for Bioavailable Phosphorus Detection. - Ting-Yu Cheng; Raj S. Mukkamala; Reinaldo E. Alcalde; Mohamadamin Panahandeh; Akshit Agarwal; Julia A. Kornfield; Dianne K. Newman; Azita Emami (ISSCC, 2026)