TY - JOUR A1 - Däubler, Thomas Karl A1 - Bittner, Reinhard A1 - Meerholz, Klaus A1 - Neher, Dieter T1 - Charge carrier photogeneration, trapping and space-charge field formation in PVK-based photorefractive materials Y1 - 2000 ER - TY - JOUR A1 - Bittner, Reinhard A1 - Däubler, Thomas Karl A1 - Neher, Dieter A1 - Meerholz, Klaus T1 - Influence of the glass-transition and the chromophore content on the steady-state performance of PVK-based photorefractive polymers Y1 - 1999 ER -