Optimization of TiO2/SiO2 photocatalysts in a LED-irradiated gas-solid photoreactor for air treatment - Gusmão, Carolina de Araújo; Diniz, Leonardo Almeida; Ramos, Bruno; Câmara, Alan Gomes; Pacheco, José Geraldo A.; Teixeira, Antonio Carlos S. C. (Chemical Engineering Research and Design, 2022)