1. Faculty of Mechanical Engineering, RWTH Aachen University, Aachener Verfahrenstechnik - Enzyme Process Technology; Worringerweg 1, 52056 Aachen Germany
2. DWI - Leibniz Institute for Interactive Materials Research; Forckenbeckstrasse 50, 52074 Aachen Germany
3. Department of Mechanical Engineering, Technical University of Braunschweig, Institute of Biochemical Engineering; Rebenring 56, 38106 Braunschweig Germany