Two photon absorption of several amino-styryl purines for application in fluorescent probes and biological imaging - Cocca, Leandro Henrique Zucolotto; Sciuti, Lucas Fiocco; Siqueira, Jonathas Paula; Abegão, Luis M. G.; Mendonça, Cleber Renato; Piguel, Sandrine; De Boni, Leonardo (Brazilian MRS Meeting, 2019)