— Authors: Panckow, R., Maaß, S., Emmerich, J. und Kraume, M. — Chemie Ingenieur Technik, 85(7): 1036-1045  Die exakte Bestimmung der Phasengrenzfläche in Gas/flüssig-Systemen ist unabdingbar für die optimierte Prozessführung verfahrenstechnischer Anlagen. Die experimentelle Studie zeigt Untersuchungen an einem Luft/Wasser-System mittels dreier Messtechniken hinsichtlich der Bestimmung der Veränderung der Blasengröße

— Authors: Ngo, T. H. und Schumpe, A. — International Journal of Chemical Engineering, 2012 (link) Absorption of pure oxygen into aqueous emulsions of n-heptane, n-dodecane, and n-hexadecane, respectively, has been studied at 0 to 100% oil volume fraction in a stirred tank at the stirring speed of 1000 min−1. The volumetric

— Authors: Schilder, L., Maaß, S. und Jess, A. — Industrial & Engineering Chemistry Research, 52(5): 1877-1885 (link) The kinetics of the IL-catalyzed reaction of isobutane with 2-butene and the size distribution of the dispersed IL droplets were investigated in a stirred tank reactor. The results were used to calculate the

— Authors: Aksamija, E.— Dissertation | Technische Universität Graz (link) In the present work the design of the RDC extractor, a well-established apparatus in solvent extraction, has been fundamentally simplified and optimized in terms of separation efficiency, load capacity and applicability for extraction of bio-based raw materials. Based on the Rotating Disc

— Authors: Heeres, A., Schroën, K., Heijnen, J., van der Wielen, L. und Cuellar, M. — Biotechnology Journal, 10(8): 1206-1215  Developments in synthetic biology enabled the microbial production of long chain hydrocarbons, which can be used as advanced biofuels in aviation or transportation. Currently, these fuels are not economically competitive

— Authors: Dittler, I., Dornfeld, W., Schöb, R., Cocke, J., Rojahn, J., Kraume, M. und Eibl, D. — NEU! Übersetzung auf Hindi verfügbar Journal of Visualized Experiments, (102): 10.3791/53052 (link) Pumps are mainly used when transferring sterile culture broths in biopharmaceutical and biotechnological production processes. However, during the pumping process shear forces

— Authors: Panckow, R., Comandè, G., Maaß, S. und Kraume, M. — Chemical Engineering & Technology, 38(11): 2011-2016  The presented results are obtained by means of an automated image analysis software capable of measuring particle diameters in photographs taken in situ by a 2D photo-optical measurement device. Initially, the applicability

— Authors: Hofmann, A., Schembecker, G. und Merz, J. — Colloids and Surfaces A: Physicochemical and Engineering Aspects (473), S. 85-94 (link) The surface activity of amphiphilic molecules such as proteins lead to an affine adsorption at gas–liquid interfaces. Using this physicochemical property for separation like in foam fractionation these amphiphilic