Publications

Bodziony, F.; Wörner, M.; Marschall, H. (2023). The stressful way of droplets along single fibre strands : A computational analysis. Physics of Fluids, 35 (1), Art.-Nr.: 012110. doi:10.1063/5.0131032

Bagheri, M.; Stumpf, B.; Roisman, I. V.; Tropea, C.; Hussong, J.; Wörner, M.; Marschall, H. (2022). Interfacial relaxation – Crucial for phase-field methods to capture low to high energy drop-film impacts. International Journal of Heat and Fluid Flow, 94, Art.-Nr.: 108943. doi:10.1016/j.ijheatfluidflow.2022.108943

Bagheri, M.; Stumpf, B.; Roisman, I. V.; Dadvand, A.; Wörner, M.; Marschall, H. (2022). A unified finite volume framework for phase‐field simulations of an arbitrary number of fluid phases. The Canadian Journal of Chemical Engineering, 100 (9), 2291–2308. doi:10.1002/cjce.24510

Wang, S.; Rohlfs, P.; Börnhorst, M.; Schillaci, A.; Marschall, H.; Deutschmann, O.; Wörner, M. (2022). Bubble Cutting by Cylinder – Elimination of Wettability Effects by a Separating Liquid Film. Chemie-Ingenieur-Technik, 94 (3), 385–392. doi:10.1002/cite.202100145

Wörner, M.; Hornung, U.; Dahmen, N. (2022). Hydrothermal liquefaction of black liquor. European Biomass Conference and Exhibition Proceedings, 30th European Biomass Conference and Exhibition, EUBCE 2022, Virtual, Online, 9th May 2022 - 12th May 2022, 867–874, ETA-Florence Renewable Energies.

Bakhshan, M.; Wörner, M.; Dadvand, A. (2021). Simulation of droplet impingement on a rigid square obstacle in a microchannel using multiphase lattice Boltzmann method. Computational Particle Mechanics, 95. doi:10.1007/s40571-020-00384-9

Dadvand, A.; Bagheri, M.; Samkhaniani, N.; Marschall, H.; Wörner, M. (2021). Advected phase-field method for bounded solution of the Cahn–Hilliard Navier–Stokes equations. Physics of fluids, 33 (5), Art.-Nr.: 053311. doi:10.1063/5.0048614

Erdogan, S.; Schulenberg, T.; Deutschmann, O.; Wörner, M. (2021). Evaluation of models for bubble-induced turbulence by DNS and utilization in two-fluid model computations of an industrial pilot-scale bubble column. Chemical Engineering Research and Design, 175, 283–295. doi:10.1016/j.cherd.2021.09.012

Samkhaniani, N.; Marschall, H.; Stroh, A.; Frohnapfel, B.; Wörner, M. (2021). Numerical simulation of drop impingement and bouncing on a heated hydrophobic surface. Journal of Physics: Conference Series, 2116 (1), Art.-Nr.: 012073. doi:10.1088/1742-6596/2116/1/012073

Samkhaniani, N.; Stroh, A.; Holzinger, M.; Marschall, H.; Frohnapfel, B.; Wörner, M. (2021). Bouncing drop impingement on heated hydrophobic surfaces. International journal of heat and mass transfer, 180, Art.-Nr.: 121777. doi:10.1016/j.ijheatmasstransfer.2021.121777

Woo, M.; Tischer, S.; Deutschmann, O.; Wörner, M. (2021). Corrigendum to “A step toward the numerical simulation of catalytic hydrogenation of nitrobenzene in Taylor flow at practical conditions” [Chem. Eng. Sci. 230 (2021) 116132]. Chemical engineering science, 234, Art.-Nr.: 116479. doi:10.1016/j.ces.2021.116479

Woo, M.; Tischer, S.; Deutschmann, O.; Wörner, M. (2021). A step toward the numerical simulation of catalytic hydrogenation of nitrobenzene in Taylor flow at practical conditions. Chemical engineering science, 230, Art.-Nr.: 116132. doi:10.1016/j.ces.2020.116132

Wörner, M.; Samkhaniani, N.; Cai, X.; Wu, Y.; Majumdar, A.; Marschall, H.; Frohnapfel, B.; Deutschmann, O. (2021). Spreading and rebound dynamics of sub-millimetre urea-water-solution droplets impinging on substrates of varying wettability. Applied mathematical modelling, 95, 53–73. doi:10.1016/j.apm.2021.01.038

Erdogan, S. (2020, October 7). Numerical Analysis and Modelling of Liquid Turbulence in Bubble Columns at Various Scales by Computational Fluid Dynamics. PhD dissertation. Karlsruher Institut für Technologie (KIT). doi:10.5445/IR/1000124150

Antritter, T.; Mayer, M.; Hachmann, P.; Wörner, M. (2020). Suppressing artificial equilibrium states caused by spurious currents in droplet spreading simulations with dynamic contact angle model. Progress in computational fluid dynamics, 20 (2), 59–70. doi:10.1504/PCFD.2020.106403

Dörnhöfer, J.; Börnhorst, M.; Ates, C.; Samkhaniani, N.; Pfeil, J.; Wörner, M.; Koch, R.; Bauer, H.-J.; Deutschmann, O.; Frohnapfel, B.; Koch, T. (2020). A Holistic View on Urea Injection for NOx Emission Control: Impingement, Re-atomization, and Deposit Formation. Emission control science and technology, 6, 228–243. doi:10.1007/s40825-019-00151-0

Woo, M.; Deutschmann, O.; Wörner, M. (2020). Influence of liquid composition on diffusive mass transfer in the lubricating film of Taylor flow—A study related to the hydrogenation of nitrobenzene. Chemical engineering and processing, 149, Art. Nr.: 107835. doi:10.1016/j.cep.2020.107835

Woo, M.; Maier, L.; Tischer, S.; Deutschmann, O.; Wörner, M. (2020). A Qualitative Numerical Study on Catalytic Hydrogenation of Nitrobenzene in Gas-Liquid Taylor Flow with Detailed Reaction Mechanism. Fluids, 5 (4), Art.-Nr.: 234. doi:10.3390/fluids5040234

Wörner, M. (2020). A Correlation for the Characteristic Velocity Ratio to Predict Hydrodynamics of Capillary Gas–Liquid Taylor Flow. Theoretical foundations of chemical engineering, 54 (1), 3–16. doi:10.1134/S0040579520010236

Börnhorst, M.; Cai, X.; Wörner, M.; Deutschmann, O. (2019). Maximum Spreading of Urea Water Solution during Drop Impingement. Chemical engineering & technology, 42 (11), 2419–2427. doi:10.1002/ceat.201800755

Jamshidi, F.; Heimel, H.; Hasert, M.; Cai, X.; Deutschmann, O.; Marschall, H.; Wörner, M. (2019). On suitability of phase-field and algebraic volume-of-fluid OpenFOAM® solvers for gas-liquid microfluidic applications. Computer physics communications, 236, 72–85. doi:10.1016/j.cpc.2018.10.015

Hettel, M.; Wörner, M.; Deutschmann, O. (2018). Computational Fluid Dynamics of Catalytic Reactors. Handbook of Materials Modeling – Applications: Current and Emerging Materials. Ed.: W. Andreoni, 1–34, Springer International Publishing. doi:10.1007/978-3-319-50257-1_6-1

Woo, M. (2018). Numerical simulation of gas-liquid Taylor flow with catalyzed heterogeneous reaction. PhD dissertation. Karlsruher Institut für Technologie (KIT). doi:10.5445/IR/1000078320

Fink, V.; Cai, X.; Stroh, A.; Bernard, R.; Kriegseis, J.; Frohnapfel, B.; Marschall, H.; Wörner, M. (2018). Drop bouncing by micro-grooves. International journal of heat and fluid flow, 70, 271–278. doi:10.1016/j.ijheatfluidflow.2018.02.014

Woo, M.; Wörner, M.; Tischer, S.; Deutschmann, O. (2018). Validation of a numerical method for interface-resolving simulation of multicomponent gas-liquid mass transfer and evaluation of multicomponent diffusion models. Heat and mass transfer, 54 (3), 697–713. doi:10.1007/s00231-017-2145-x

Wörner, M.; Cai, X.; Alla, H.; Yue, P. (2018). A semi-analytical method to estimate the effective slip length of spreading spherical-cap shaped droplets using Cox theory. Fluid dynamics research, 50 (3), 035501. doi:10.1088/1873-7005/aaaef6

Marschall, H.; Falconi, C.; Lehrenfeld, C.; Abiev, R.; Wörner, M.; Reusken, A.; Bothe, D. (2017). Direct Numerical Simulations of Taylor Bubbles in a Square Mini-Channel: Detailed Shape and Flow Analysis with Experimental Validation. Transport Processes at Fluidic Interfaces. Ed.: D. Bothe, 663–679, Springer International Publishing. doi:10.1007/978-3-319-56602-3_23

Wörner, M. (2017). Taylor Bubbles in Small Channels: A Proper Guiding Measure for Validation of Numerical Methods for Interface Resolving Simulations. Transport Processes at Fluidic Interfaces. Ed.: D. Bothe, 577–587, Springer International Publishing. doi:10.1007/978-3-319-56602-3_19

Cai, X.; Wörner, M.; Marschall, H.; Deutschmann, O. (2017). CFD Simulation of Liquid Back Suction and Gas Bubble Formation in a Circular Tube with Sudden or Gradual Expansion. Emission control science and technology, 3 (4), 289–301. doi:10.1007/s40825-017-0073-3

Cai, X. (2016). Interface-Resolving Simulations of Gas-Liquid Two-Phase Flows in Solid Structures of Different Wettability. PhD dissertation. Karlsruher Institut für Technologie (KIT). doi:10.5445/IR/1000065827

Cai, X.; Wörner, M.; Marschall, H.; Deutschmann, O. (2016). Numerical study on the wettability dependent interaction of a rising bubble with a periodic open cellular structure. Catalysis today, 273, 151–160. doi:10.1016/j.cattod.2016.03.053

Falconi, C. J.; Lehrenfeld, C.; Marschall, H.; Meyer, C.; Abiev, R.; Bothe, D.; Reusken, A.; Schlüter, M.; Wörner, M. (2016). Numerical and experimental analysis of local flow phenomena in laminar Taylor flow in a square mini-channel. Physics of Fluids, 28 (1), 012109. doi:10.1063/1.4939498

Woo, M.; Choi, B. C.; Ghoniem, A. F. (2016). Experimental and numerical studies on NOx emission characteristics in laminar non-premixed jet flames of ammonia-containing methane fuel with oxygen/nitrogen oxidizer. Energy, 114, 961–972. doi:10.1016/j.energy.2016.07.150

Cai, X.; Marschall, H.; Wörner, M.; Deutschmann, O. (2015). Numerical simulation of wetting phenomena with a phase-field method using OpenFOAM. Chemical engineering & technology, 38 (11), 1985–1992. doi:10.1002/ceat.201500089

Wörner, M. (2015). General pure convection residence time distribution theory of fully development laminar flows in straight planar and axisymmetric channels. Chemical engineering science, 122, 555–564. doi:10.1016/j.ces.2014.10.015

Marschall, H.; Boden, S.; Lehrenfeld, C.; Falconi, C. J.; Hampel, U.; Reusken, A.; Wörner, M.; Bothe, D. (2014). Validation of interface capturing and tracking techniques with different surface tension treatments against a Taylor bubble benchmark problem. Computers and Fluids, 102, 336–352. doi:10.1016/j.compfluid.2014.06.030

Wörner, M. (2013). Computational study on scaling of co-current downward Taylor flow in small square channels of three different sizes. Journal of Chemical Engineering of Japan, 46, 335–341. doi:10.1252/jcej.12we068

Wörner, M.; Erdogan, S. (2013). Toward improved closure relations for the turbulent kinetic energy equation in bubble-driven flows. Chemie Ingenieur Technik, 85, 1131–1136. doi:10.1002/cite.201200243

Wörner, M. (2010). Numerical evidence for a novel non-axisymmetric bubble shape regime in square channel Taylor flow. 7th International Conference on Multiphase Flow (ICMF 2010), Tampa, FL, May 30 - June 4, 2010, Paper 15.2.4.

Grötzbach, G.; Wörner, M. (1993). Direct numerical simulation of turbulence in nuclear thermal-hydraulics. Proc.of the 9th Brazilian Meeting on Reactor Physics and Thermal Hydraulics, Caxambu, BR, October 25-29, 1993 Belo Horizonte : Comissao Nacional de Energia Nuclear, Proc.of the 9th Brazilian Meeting on Reactor Physics and Thermal Hydraulics, Caxambu, BR, October 25-29, 1993 Belo Horizonte : Comissao Nacional de Energia Nuclear, 1993, 258–64.

Grötzbach, G.; Wörner, M. (1993). Analysis of flow mechanisms in Rayleigh-Benard convection at small Prandtl numbers. Proceedings of the Joint international conference on mathematical methods and supercomputing in nuclear applications (M and C and SNA ’93) Vol 1. Ed.: H. Kuesters, 236–247, Kernforschungszentrum Karlsruhe (KfK).

Grötzbach, G.; Wörner, M.; Hesselschwerdt, E. (1993). Visualisation of three-dimensional time-dependent flow mechanisms in turbulent convection. Proc.of the Joint Internat.Conf.on Mathematical Methods and Supercomputing in Nuclear Applications (M u. C + SNA’93), Karlsruhe, April 19-23, 1993 Vol. 2 Ed.: H. Kuesters, Kuesters, H. [Hrsg.] Proc.of the Joint Internat.Conf.on Mathematical Methods and Supercomputing in Nuclear Applications (M u. C + SNA’93), Karlsruhe, April 19-23, 1993 Vol. 2 (Abstract) Karlsruhe : KfK, 1993, 793–94.

Wörner, M.; Grötzbach, G. (1993). Analysis of diffusion of turbulent kinetic energy by numerical simulations of natural convection in liquid metals. Proc.of the 6th Internat.Topical Meeting on Nuclear Reactor Thermal Hydraulics (NURETH-6), Grenoble, F, October 5-8, 1993 Vol. 1, Ed.: M. Courtaud, Courtaud, M. [Hrsg.] Proc.of the 6th Internat.Topical Meeting on Nuclear Reactor Thermal Hydraulics (NURETH-6), Grenoble, F, October 5-8, 1993 Vol. 1, 186–93.

Wörner, M.; Grötzbach, G. (1993). Turbulent heat flux balance for natural convection in air and sodium analysed by direct numerical simulations. Refined Flow Modelling and Turbulence Measurements : Proc.of the 5th Internat.Symp., Paris, F, September 7-10, 1993 Paris : Presses de l’ Ecole Nationale des Ponts et Chaussees, Refined Flow Modelling and Turbulence Measurements : Proc.of the 5th Internat.Symp., Paris, F, September 7-10, 1993 Paris : Presses de l’ Ecole Nationale des Ponts et Chaussees, 1993, 335–42.

Wörner, M.; Grötzbach, G. (1993). Contributions to turbulence modelling of natural convection in liquid metals by direct numerical simulation. Proc.of the Joint Internat.Conf.on Mathematical Methods and Supercomputing in Nuclear Applications (M u. C + SNA’93), Karlsruhe, April 19-23, 1993 Vol. 1, Ed.: H Kuesters, Kuesters, H. [Hrsg.] Proc.of the Joint Internat.Conf.on Mathematical Methods and Supercomputing in Nuclear Applications (M u. C + SNA’93), Karlsruhe, April 19-23, 1993 Vol. 1 Karlsruhe : KfK, 1993, 224–35.

Grötzbach, G.; Wörner, M. (1992). Analysis of second order transport equations by numerical simulations of turbulent convection in liquid metals. Proc.of the 5th Internat.Topical Meeting on Nuclear Reactor Thermal Hydraulics (NURETH-5), Salt Lake City, Utah, September 21-24, 1992 Vol. II, Proc.of the 5th Internat.Topical Meeting on Nuclear Reactor Thermal Hydraulics (NURETH-5), Salt Lake City, Utah, September 21-24, 1992 Vol. II LaGrange Park, Ill. : American Nuclear Society, 1992, 358–65.

Wörner, M.; Grötzbach, G. (1992). Analysis of semi-implicit time integration schemes for direct numerical simulation of turbulent convection in liquid metals. Proc.of the 9th Gamm Conf.on Numerical Methods in Fluid Mechanics, Lausanne, CH, September 25-27, 1991, (Notes on Numerical Fluid Mechanics ; 35), Ed.: J.B. Vos, Vos, J.B. [Hrsg.] Proc.of the 9th Gamm Conf.on Numerical Methods in Fluid Mechanics, Lausanne, CH, September 25-27, 1991 Braunschweig : Vieweg, 1992 (Notes on Numerical Fluid Mechanics ; 35), 542–51.