Development of a simple colorimetric sensor for bacteria detectionSaowapa Thumsing Niyomthai, Nattharika Ratchatathammanit, Sunisa Phaosung, Narumol Kreua-Ongarjnukool and Pitt SupapholE3S Web Conf., 679 (2025) 01005DOI: https://doi.org/10.1051/e3sconf/202567901005