Dipl.-Phys. Daniel Bezecny

2012 - 2019        Research Fellow at the IMS

Research Expertise

• Numerical Simulation of Multiphase Flows (CFD)

• Simulation of interfacial mass transfer processes in bubbly flows (DFG-Priority Program 1740)

• Characterization and simulation of vortices at centrifugal pump intakes (BMBF-Coordinated Project ”SAVE”)

Dipl.-Ing. Melanie Bothe

2011 - 2014        Research Fellow at the IMS

Research Expertise

• Experimental analysis of local mass transfer phenomena in bubble columns using optical measurement techniques

• Validation of simulations based on Direct Numerical Simulation (DNS) and Computer Fluid Dynamics (CFD)

Christian Busch, M.Sc.

2017 - 2018        Research Fellow at the IMS

Research Expertise

• Liquid/liquid and liquid/gas jet-loop-reactors

• Liquid/gas trickle-bed-reactors

• Characterization of a jet stream via Particle Imaging Velocimetry (PIV)

Raffaele Colombi, M.Sc.

2018 - 2022        Research Fellow at the IMS

Research Expertise

• Generation of energy and vorticity production by surface waves through two-dimensional turbulence

Dr.-Ing. Jürgen Fitschen

2018 - 2023        Research Fellow at the IMS

Research Expertise

• Large Scale Bioreactors

• Characterization of Heterogeneities in Aerated Stirred Tank Reactors

• Characterization of Mixing Time

Tobias Freund, M.Sc.

2021 - 2022        Research Fellow at the IMS

Research Expertise

CFD Simulation of non-Newtonian fluids

Dr.-Ing. Frans Jan de Jong

2010 - 2015        Research Fellow at the IMS

Research Expertise

Influence of boundary layer flows on the structure of macromolecules fixed to a flat plate

Dr.-Ing. Sven Kastens

2013 - 2018        Research Fellow at the IMS

Research Expertise

• Experimental Investigation of Reactive Bubbly Flows - Influence of Boundary Layer Dynamics on Mass Transfer and Chemical Reactions (DFG Priority Project 1740)

• Experimental investigation and modeling of local mass transfer rates in pure and contaminated Taylor flows (DFG Priority Project 1506)

Dipl.-Ing. Katrin Laqua

2011 - 2017        Research Fellow at the IMS

Research Expertise

• Experimental study of multiphase flows under extreme environmental conditions in combination to the oil spill 2010 in the Gulf of Mexico (C-IMAGE)

• Description of the fluid pathways of a deep-sea blowout: From multiphase petroleum jet to a rising plume, to bubbles and drops

• Description of methane hydrate formation

• Determination of the bubble and drop size distribution with endoscopic Particle Image Velocimetry (PIV)

• Determination of the physical properties and the composition of the multiphase mixture

Dr.-Ing. Simon Matthes

2017 - 2021        Research Fellow at the IMS

Research Expertise

Characterization of Fine Bubbles for Biocatalytic Processes

Dipl.-Ing. Christoph Meyer

2010 - 2015        Research Fellow at the IMS

Research Expertise

• Experimental investigation and modeling of local mass transfer rates in pure and contaminated Taylor flows (SPP-1506)

• Study of transport processes at fluidic interfaces on microscale

• Investigation of local mass transfer rates measuring the velocity and concentration fields simultaneously

• Analysis of the local velocity field by micro-particle image velocimetry (µ-PIV) and local concentration field by laser-induced fluorescence (LIF) respectively

• Investigation and influence of contaminations and surfactants on mass transfer

• Modeling of local mass transfer rates of fluidic interfaces

Dipl.-Math. Stefan Mosler

2010 - 2014        Research Fellow at the IMS

Research Expertise

Modelling, simulation and experimental analysis of two-phase flows in a Y-Y shaped microreactor

Dipl.-Ing. Christian-Ole Möller

2012 - 2016        Research Fellow at the IMS

Research Expertise

• Energy efficient multiphase processes

• Development of novel structured packings

• Mass transfer enhancement of multiphase apparatuses

• Energy efficiency enhancement of multiphase apparatuses

• Optimization of bubble column reactors

• Experimental studies of hydrodynamics and mass transfer processes in multiphase apparatuses

Dr.-Ing. Simeon Pesch

2015 - 2020        Research Fellow at the IMS

Research Expertise

• Center for the Integrated Modeling and Analysis of Gulf Ecosystems (C-IMAGE II, C-IMAGE III)

• Experimental investigation and modeling of multiphase flow phenomena under extreme environmental conditions in relation to the deep-sea oil spill 2010 in the Gulf of Mexico

Dipl.-Wi.-Ing. Steffen Richter

2009 - 2018        Research Fellow at the IMS

Research Expertise

Industrial research for multiphase flow systems

Dr.-Ing. Annika Rosseburg

2013 - 2018        Research Fellow at the IMS

Research Expertise

• Aerated stirred tank reactors

• Scale-up and scale-down

• Investigation of local and global flow structure, bubble size distribution, gas hold-up and mixing

Dr.-Ing. Sophie Rüttinger

2014 - 2019        Research Fellow at the IMS

Research Expertise

Investigation of the influence of vortex structures on transport processes at fluidic interfaces (Priority Program 1740)

Claas Spille, M.Sc.

2017 - 2021 Research Fellow at the IMS

Research Expertise

• New Reactor Technologies for Chemical and Biochemical Synthesis Processes

• I3-Lab Smart Reactors

Dr.-Ing. Nicolai Szeliga

2014 - 2019        Research Fellow at the IMS

Research Expertise

Safety-relevant analysis of the performance of centrifugal pumps, valves and inlet geometries, including stress-related events (SAVE)

Dr.-Ing. Jens Timmermann

2012 - 2017        Research Fellow at the IMS

Research Expertise

Experimental Investigation of Reactive Bubbly Flows - Influence of Boundary Layer Dynamics on Mass Transfer and Chemical Reactions

Dr.-Ing. Christian Urban

2011 - 2014        Research Fellow at the IMS

Research Expertise

CIWA - Condensation Induced Water Hammer