Phenomenological analysis of the light intensity dependence of the photoalignment process in azo-containing polymeric films - Thieghi, Leila Thomazelli; Batalioto, Fernando; Bechtold, Ivan Helmuth; Evangelista, L. R.; Zucolotto, Valtencir; Balogh, Débora Terezia; Oliveira Junior, Osvaldo Novais de; Oliveira, Elisabeth Andreoli de (Physical Review E, 2006)