A Dew-Condensation Sensor Exploiting Local Variations in the Relative Refractive Index on the Dew-Friendly Surface of a Waveguide. - Subin Hwa; Eun-Seon Sim; Jun-Hee Na; Ik-Hoon Jang; Jin-Hyuk Kwon; Min-Hoi Kim (Sensors, 2023)