Forschung

Porous Microstructures and Microfluidics

Modeling of realistic structures, especially porous membrane-like structures
Development of methods for characterizing porous structures
Coupling the phase-field model with fluid dynamic models
Simulation of capillary-driven flows through porous structures

Publikationliste

A digital workflow for learning the reduced-order structure-property linkages for permeability of porous membranes.
Yabansu, Y. C.; Altschuh, P.; Hötzer, J.; Selzer, M.; Nestler, B.; Kalidindi, S. R.
2020. Acta materialia, 195, 668–680. doi:10.1016/j.actamat.2020.06.003

Skalenübergreifende Analyse makroporöser Membranen im Kontext digitaler Zwillinge. PhD dissertation.
Altschuh, P.
2020, August 26. Karlsruher Institut für Technologie (KIT). doi:10.5445/IR/1000122904

A phase-field study on polymerization-induced phase separation occasioned by diffusion and capillary flow—a mechanism for the formation of porous microstructures in membranes.
Wang, F.; Ratke, L.; Zhang, H.; Altschuh, P.; Nestler, B.
2020. Journal of sol gel science and technology, 94 (1). doi:10.1007/s10971-020-05238-7

Progress Report on Phase Separation in Polymer Solutions.
Wang, F.; Altschuh, P.; Ratke, L.; Zhang, H.; Selzer, M.; Nestler, B.
2019. Advanced materials, 1806733. doi:10.1002/adma.201806733

Phase-field study on the growth of magnesium silicide occasioned by reactive diffusion on the surface of Si-foams.
Wang, F.; Altschuh, P.; Matz, A. M.; Heimann, J.; Matz, B. S.; Nestler, B.; Jost, N.
2019. Acta materialia, 170, 138–154. doi:10.1016/j.actamat.2019.03.008

Characterization of a macro porous polymer membrane at micron-scale by Confocal-Laser-Scanning Microscopy and 3D image analysis.
Ley, A.; Altschuh, P.; Thom, V.; Selzer, M.; Nestler, B.; Vana, P.
2018. Journal of membrane science, 564, 543–551. doi:10.1016/j.memsci.2018.07.062

Data science approaches for microstructure quantification and feature identification in porous membranes.
Altschuh, P.; Yabansu, Y. C.; Hötzer, J.; Selzer, M.; Nestler, B.; Kalidindi, S. R.
2017. Journal of membrane science, 540, 88–97. doi:10.1016/j.memsci.2017.06.020

Publikationen
Title	Image	Source	Short Description
Phase-field study on the growth of magnesium silicide occasioned by reactive diffusion on the surface of Si-foams		Acta Materialia (2019)
Progress report on phase separation in polymer solutions		WILEY‐VCH Verlag GmbH & Co. KGaA, Weinheim (2019)
Groundwater remediation - numerical models and experiments		Forschung aktuell (2018)

Vorträge
Titel	Autor	Quelle
Scale bridging modeling approach for the prediction of capillary driven flow in diagnostic membranes	P. Altschuh, M. Bremerich, A. Reiche, A. Reiter, M. Selzer, B. Nestler	Materials Science and Engineering (MSE), Darmstadt
A methodology for the determination of the effective pore radius, in the context of macroscopic fluid flow predictions in medical diagnostic membranes	P. Altschuh, M. Bremerich, A. Reiche, A. Reiter, M. Selzer, B. Nestler	Euromembrane (2018), Valencia (Spanien)

Poster
Titel	Autor	Quelle
Upscaling-Ansatz für die Modellierung kapillar-getriebener Strömungen in porösen Membranen	P. Altschuh, M. Selzer, M. Bremerich, A. Reiche, B. Nestler	Jahrestreffen der ProcessNet-Fachgruppe und Fluidverfahrenstechnik und Membrantechnik, Köln
Analysis of capillary-driven fluid propagation in complex, porous microstructures using experiments, digital image processing and numerical simulations	P. Altschuh, M. Selzer, M. Bremerich, B. Schneider, B. Nestler	Euromembrane (2015), Aachen