Effects of acceptor electron groups in the photophysical parameters and two-photon absorption cross-section of imidazopyridines derivatives - Pelosi, André Gasparotto; Cocca, Leandro Henrique Zucolotto; Abegão, Luis Miguel Gomes; Sciuti, Lucas Fiocco; Misoguti, Lino; Piguel, Sandrine; De Boni, Leonardo; Mendonça, Cleber Renato (Brazil MRS Meeting, 2021)