Svetlakova Anna V. RussiaSaratov State University , 83, Astrakhanskaya str., Saratov, 410012, Russia anna5vetlakova@yandex.ru Author's articles New Gypsum-Titanium Composites for Antimicrobial Photocatalytic Action on Staphylococcus aureus Photocatalytic effect of led radiation (405 nm) and new Al2O3 3D-nanocomposites on the growth of Staphylococcus aureus