TY - JOUR A1 - Otto, Andreas H. A1 - Steiger, Th. A1 - Schrader, Sigurd T1 - The gas phase acidity of trifluoromethanesulphonic acid : an ab initio MO and density functional theory study Y1 - 1998 ER - TY - JOUR A1 - Otto, Andreas H. A1 - Steiger, Th. A1 - Schrader, Sigurd T1 - HAICI4 in the gas phase is stronger than HTaF6. Y1 - 1998 ER - TY - JOUR A1 - Schrader, Sigurd A1 - Prescher, Dietrich A1 - Zauls, V. T1 - New chromophores and polymers for second order nonlinear optics Y1 - 1998 ER - TY - JOUR A1 - Schrader, Sigurd A1 - Rieß, Walter A1 - Vestweber, H. A1 - Koch, Norbert T1 - New polymeric heterolayer systems for efficient light-emitting devices Y1 - 1998 ER - TY - JOUR A1 - Schrader, Sigurd A1 - Wortmann, Hanna Rosalie A1 - Prescher, Dietrich A1 - Lukaszuk, K. A1 - Otto, Andreas H. T1 - Solvatochromy and electro-optical study of new fluorine-containing chromophores Y1 - 1998 ER -