Optoelectronic methane sensor based on two-color led moduleShohbozjon Ergashev, Gulnara Kochkorova, Durbek Xalilov, Irodaxon Tishabayeva, Muhiddinjon Тeshaboyev and Nigora TashlanovaE3S Web of Conf., 508 (2024) 01006DOI: https://doi.org/10.1051/e3sconf/202450801006