Single-slot hybrid microring resonator hydrogen sensor May 26, 2017February 9, 2018 akiraz papers-2017 K. Cicek*, M. Eryürek, and A. Kiraz J. Opt. Soc. Am. B 34 (7), 1465-1470 (2017) DOI: 10.1364/JOSAB.34.001465 (PDF)