Chromophore aggregation hampers photoisomerization in Langmuir-Blodgett films of stearoyl ester of Disperse Red-13 (DR13St) - Santos Junior, David Sotero; Mendonça, Cleber Renato; Balogh, Débora Terezia; Dhanabalan, Anantharaman; Cavalli, Ailton; Misoguti, Lino; Giacometti, José Alberto; Zílio, Sérgio Carlos; Oliveira Junior, Osvaldo Novais de (Chemical Physics Letters, 2000)