Retraction Note: Comparative study of silica and silica-decorated ZnO and ag nanocomposites for antimicrobial and photocatalytic applications. - Ali, Arooj; Ali, Syed Raza; Hussain, Riaz; Anjum, Rashida; Liu, Qiang; Elshikh, Mohamed S.; Alkubaisi, Noorah; Iqbal, Rashid; Tabor, Sylwester; Gancarz, Marek (Scientific Reports, 2026)