Influence of the measurement procedure on the field-effect dependent conductivity of ZnO nanorods. - Weissenberger, D.; Gerthsen, D.; Reiser, A.; Prinz, G. M.; Feneberg, M.; Thonke, K.; Zhou, H.; Sartor, J.; Fallert, J.; Klingshirn, C.; Kalt, H. (Applied Physics Letters, 2009)