Program 75th Anniversary Symposium of the German Rheological Society (DRG)

October 5-7, 2026, TU Berlin

************* Day 1 – October 5, 2026 *************
09:45pre-register workshop participants
10:00PhD workshop
13:30Registration & Buffet Lunch
14:15OpeningErik Wassner, Oliver Löschke
14:25Key Note Lectures:
Advanced DMA of Hydrogels
Polymer Recoil to a State in Which it has Never Been

Natalie Germann
Jeff Giacomin

University of Stuttgart
Queen’s University Ontario
15:25Coffee break & Poster session
15:55Symposium Processing, Manufacturing and Structured Materials
15:55The Role of Rheological Properties of Ultrahigh Molecular Weight Polyethylene in Powder-Based Additive ManufacturingChristopher KrüsenerTU Dortmund
16:15Influence of Processing Parameters on the Properties of Polyoxymethylene Parts Prepared by Fused Layer ModellingBill Febrian WinotoTU Dortmund
16:35Mapping Process-Rheology-Structure Relationships in Pressure Foaming of Concentrated Biopolymer DispersionsSimon MüllerETH Zürich
16:55Multi-scale Characterization of Oleogelation: Chemical, Mechanical, and Dielectric Insights to Crystallization and Gel FormationDominik OppenAnton Paar Germany GmbH
17:15End of scientific program
19:00Anniversary Dinner
75th Anniversary DRGHenning WinterUniversity of Massachusetts Amherst


************* Day 2 – October 6, 2026 *************
08:30Welcome Coffee
09:00Symposium Polymer Rheology and Constitutive Modeling
09:00Rheology of Comb Polybutadienes and PolyethylenesThea WeingartzTU Clausthal
09:20Measuring and Modelling Viscoelastic Behavior of a Disulfide-Based Epoxy Vitrimer ResinMichael Müller-PabelTU Dresden
09:40Reactive Recycling of Polyethylene: Effect on Shear and Extensional Properties of HDPE Blended with R305Alexsandar ArumugamTU Clausthal
10:00Toward Constitutive Modeling of Dense Suspensions Across Viscous and Inertial Regimes; Oscillation Dynamics of Viscoelastic DropsFranco TapiaTU Dresden
10:20Coffee break & Poster session
11:00Symposium Extensional Rheology and Flow Characterization
11.00A Two-Dimensional Counter-Rotating Drum Fixture (2D-UXF) for Extensional Rheology at Very-High Hencky StrainsJosé Alberto Rodriguez AgudoAnton Paar Germany GmbH
11:20Quantitative Assessment of Elongational Rheology of Star and Linear Polystyrenes with the Same Span Molecular WeightManfred WagnerTU Berlin
11:40Operating Limits of the Filament Extension AtomizerMoritz NeukötterPaderborn University
12:00Dimensionless Assessment of Melt Spinnability Based on Coupled Rheology and Structure Formation AnalysisTim Hiller + Ana IveljDeutsche Institute für Textil- und
Faserforschung Denkendorf
12:20Oscillation Dynamics of Viscoelastic DropsPeyman RostamiLeibniz-Institut für Polymerforschung Dresden e.V.
12:40Numerical Analysis of Shear and Elongational Flow in Mixing Elements for Single-Screw Extrusion of Viscoelastic PolymersTanja MatzerathUniversity of Stuttgart
13:00Buffet Lunch
14:00Symposium Biopolymers, Soft Matter and Biological Materials
14:00From Adsorption to Network Formation: Can Plant Proteins Stabilize the Oil-Water Interface?Lin Li-HsuanETH Zürich
14:20Concentration-Driven Dynamics of Single-Stranded DNA Solutions as Polyelectrolytes Under Steady Shear FlowJosé Alejandro Ramírez ParadaAnton Paar Germany GmbH
14:40How Shear Reshapes Concentration Regimes of PolyelectrolytesAmmar El MenayyirFriedrich-Alexander-Universität Erlangen
15:00Rheological Characterization of Mechanobiological Scaffolds Using Optical Contour Stress Analysis Under Geometric UncertaintyMilap MehtaFriedrich-Alexander-Universität Erlangen
15:20Revisiting Darwin’s Finch: Animals as Material Engineers and RheologistsPeter FischerETH Zürich
15:40Coffee break & Group Photo
16:30Rheology Prize CeremonyErik Wassner
17:15lab tour
18:30Get together


************* Day 3 – October 7, 2026 *************
08:30Welcome Coffee
09:00Symposium Biofluids and Microfluidics
09:00Assessing Blood Viscoelasticity in Cross-Slot Microchannels;Josephine Van HulleUniversität des Saarlandes
09:20Red Blood Cells Deformability Affects Entry Vortices in Constriction-Expansion FlowsYazdan RashidiUniversität des Saarlandes
09:40Poster Price CeremonyNatalie Germann
10:00Coffee break
10:30Symposium Rheological Methods and Fundamental Concepts
10:30Quest for a New Reference Material for Use in Oscillatory RheologyMaik NowakBASF SE
10:50Broadband Chirp-Based Rheology for Efficient Viscoelastic CharacterizationPierre NackeAnton Paar Germany GmbH
11:10Accessing Frequency-Independent Gel Points in Curing Materials via Chirp-Based RheologyLukas SchwabWaters GmbH
11:30Experimental Determination of the Complex Poisson’s Ratio in Viscoelastic MaterialsDominik FauserUniversity of Stuttgart
11:50Fractional-Order Viscoelasticity Beyond the Spring-Dashpot: A Thermodynamic AnalysisNihal Pushkarlowa State University
12:10Buffet Lunch
13:00Farewell