Bromo-and chloro-derivatives of dibenzylideneacetone: experimental and theoretical study of the first molecular hyperpolarizability and two-photon absorption - Santos, Francisco A.; Abegão, Luis M. G.; Fonseca, Ruben D.; Alcântara, Aline M.; Mendonça, Cleber Renato; Valle, Marcelo S.; Alencar, M. A. R. C.; Kamada, Kenji; De Boni, Leonardo; Rodrigues Junior, J. J. (Journal of Photochemistry and Photobiology A, 2019)