Synthesis and investigation of surface activity of amino acid surfactants Alisher Kalbaev, Gulsanam Boltaeva, Oksana Seitnazarova, Aziza Abdikamalova and Alisher Salikhanov E3S Web Conf., 587 (2024) 01016 Published online: 07 November 2024 DOI: 10.1051/e3sconf/202458701016