Chair of Continuum Mechanics

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1 to 10 of 52 Results

Data for: Pore-scale study of fluid-fluid interfacial area during primary drainage in porous media May 18, 2026 - Publication: OpenFOAM-based numerical simulation of flow in porous media MIngfeng Wang; Nikolaos Karadimitriou; Holger Steeb, 2026, "Data for: Pore-scale study of fluid-fluid interfacial area during primary drainage in porous media", https://doi.org/10.18419/DARUS-5952, DaRUS, V1 1. Introduction Fluid-fluid interfacial area plays an important role in many practical applications related to two-phase flow and mass transfer, such as enhanced oil recovery, CO2 sequestration, and groundwater contamination by non-aqueous phase liquids (NAPLs). This repository presents a reference workflow to investigate the influence of displacem...
Integrated System for Multi‑Technique Contact Angle Measurements under Pressure and Temperature Control Apr 30, 2026 - Publication: Apparent Contact Angle Measurements and Analysis Tapias Hernández, Fabián Andrés; Boon, Maartje, 2026, "Integrated System for Multi‑Technique Contact Angle Measurements under Pressure and Temperature Control", https://doi.org/10.18419/DARUS-5668, DaRUS, V1 Algorithms and Validation Data for Multi‑Technique Contact Angle Measurements Algorithms and Validation Data for Multi‑Technique Contact Angle Measurements under Pressure and Temperature Control Overview This dataset contains the algorithmic tools, validation data, and example workflows used to determine apparent contact angles through image‑based...
DMA measurement of (Ultra) High Performance Concrete under different dynamic loading conditions: before and after fatigue test Apr 30, 2026 - Publication: Uniaxial DMA experiments Madadi , Hamid; Steeb, Holger, 2026, "DMA measurement of (Ultra) High Performance Concrete under different dynamic loading conditions: before and after fatigue test", https://doi.org/10.18419/DARUS-4458, DaRUS, V1 This dataset comprises four data groups for Ultra-High Performance Concrete (UHPC), obtained from amplitude and frequency sweep tests using Dynamic Mechanical Analysis (DMA). The data are associated with the book chapter “Investigation of Damage in (Ultra) High Performance Concrete under Different Moisture and Cyclic Load Conditions” (DFG Priority...
micro-XRCT data set of Carrara marble with artificially created crack network: fast cooling down from 500°C Oct 30, 2025 - Publication: Crystalline rocks Ruf, Matthias; Lee, Dongwon; Steeb, Holger, 2025, "micro-XRCT data set of Carrara marble with artificially created crack network: fast cooling down from 500°C", https://doi.org/10.18419/DARUS-2977, DaRUS, V1 micro-XRCT data set (projection and reconstructed images) of a Carrara marble core with a diameter of 5 mm. The sample was extracted with a water-cooled diamond drill from a bigger sample with a diameter of 30 mm and a length of 80 mm, which was previously subjected to the following thermal treatment to initiate cracks: Starting at room temperature...
Data Sets for a Fractional Moisture-Dependent Viscoelasticity Model for Thermoplastic Polymers Oct 24, 2025 - Publication: Fractional Moisture-Dependent Viscoelasticity Model for Thermoplastic Polymers Fauser, Dominik; Beddrich, Jonas; Wohlmuth, Barbara; Steeb, Holger, 2025, "Data Sets for a Fractional Moisture-Dependent Viscoelasticity Model for Thermoplastic Polymers", https://doi.org/10.18419/DARUS-4318, DaRUS, V1 This dataset contains Dynamical Mechanical Thermal Analysis (DMTA) results, including the determination of the complex Young’s modulus and complex shear modulus from torsion and tension measurements. The dataset is associated with the publication Fauser et al. (2025) and complements the dataset “A Modular Framework for Non-Linear Optimization of Li...
A Modular Framework for Non-Linear Optimization of Linear Viscoelastic Model Parameters using a Second-Order Fractional Approach Oct 24, 2025 - Publication: Fractional Moisture-Dependent Viscoelasticity Model for Thermoplastic Polymers Fauser, Dominik; Beddrich, Jonas; Wohlmuth, Barbara; Steeb, Holger, 2025, "A Modular Framework for Non-Linear Optimization of Linear Viscoelastic Model Parameters using a Second-Order Fractional Approach", https://doi.org/10.18419/DARUS-5370, DaRUS, V1 This repository presents a reproducible workflow for fitting the Linear Second-order Fractional (LSF) model to mastercurves of thermoplastic polymers. The dataset is associated with the publication Fauser et al. (2025) and complements the dataset Data Sets for a Fractional Moisture-Dependent Viscoelasticity Model for Thermoplastic Polymers. The LSF...
Parallel Lattice Boltzmann code for simulating single phase flows in porous domains Jan 15, 2025 - Publication: Development of stochastically reconstructed 3D porous media micromodels using additive manufacturing: numerical and experimental validation Yiotis, Andreas; Kainourgiakis, Michael, 2025, "Parallel Lattice Boltzmann code for simulating single phase flows in porous domains", https://doi.org/10.18419/DARUS-3705, DaRUS, V1 This dataset contains a parallelized Lattice Boltzmann code, along with an example input domain and input file containing the necessary parameters for a test run. A MATLAB script to visualize and process the simulation results is also provided. Among the uploaded files, Lb7mpi_281124.f90 is a computational code implementing a single phase Lattice B...
In situ micro-XRCT data set of an open-cell polyurethane foam sample under uniaxial compression load Jul 29, 2024 - Publication: Foams Ruf, Matthias; Steeb, Holger, 2024, "In situ micro-XRCT data set of an open-cell polyurethane foam sample under uniaxial compression load", https://doi.org/10.18419/DARUS-3010, DaRUS, V1, UNF:6:uDIvFcZaJFdGVoODn5h7UA== [fileUNF] This dataset contains seven micro X-Ray Computed Tomography (micro-XRCT) scan data sets (projection, reconstructed, and segmented images, respectively) of an open-cell reticulated Polyurethane (PUR) foam specimen with 10 pores per inch under different uniaxial deformation states. The initial diameter and length of the unloaded cylindrical sample ar...
Direct and Indirect Measurement of Complex Poisson's Ratio - Direct Measurement in Compression Jul 22, 2024 - Publication: Direct and indirect measurement of visco-elastic Poisson's ratio Madadi, Hamid; Fauser, Dominik; Steeb, Holger, 2024, "Direct and Indirect Measurement of Complex Poisson's Ratio - Direct Measurement in Compression", https://doi.org/10.18419/DARUS-3593, DaRUS, V1, UNF:6:DTxQmNKgTlIShukG5ETziA== [fileUNF] This data set contains directly determined complex Poisson's ratio from axial and transversal strain measurements. Here, the axial and transverse strains were measured locally with strain gauges (K-CXY3-0060-3-350-O, HBK, Darmstadt, Germany) on cylindric polymethyl methacrylate (PMMA, EH-Design, Wörrstadt, Germany) samples with a diameter of d = 30...
Direct and Indirect Measurement of Complex Poisson's Ratio - Direct Measurement in Tension Jul 22, 2024 - Publication: Direct and indirect measurement of visco-elastic Poisson's ratio Fauser, Dominik; Steeb, Holger, 2024, "Direct and Indirect Measurement of Complex Poisson's Ratio - Direct Measurement in Tension", https://doi.org/10.18419/DARUS-3588, DaRUS, V1, UNF:6:aoD22efdw3P9pBZkFbmlkQ== [fileUNF] This data set contains directly determined complex Poisson's ratio from axial and transversal strain measurements. Here, the axial and transverse strains were measured locally with strain gauges (K-CXY3-0015-3-350-O, HBK, Darmstadt, Germany) on cylindric polymethyl methacrylate (PMMA, EH-Design, Wörrstadt, Germany) samples with a diameter of d = 5...

Data for: Pore-scale study of fluid-fluid interfacial area during primary drainage in porous media

May 18, 2026 - Publication: OpenFOAM-based numerical simulation of flow in porous media

MIngfeng Wang; Nikolaos Karadimitriou; Holger Steeb, 2026, "Data for: Pore-scale study of fluid-fluid interfacial area during primary drainage in porous media", https://doi.org/10.18419/DARUS-5952, DaRUS, V1

1. Introduction Fluid-fluid interfacial area plays an important role in many practical applications related to two-phase flow and mass transfer, such as enhanced oil recovery, CO2 sequestration, and groundwater contamination by non-aqueous phase liquids (NAPLs). This repository presents a reference workflow to investigate the influence of displacem...

Integrated System for Multi‑Technique Contact Angle Measurements under Pressure and Temperature Control

Apr 30, 2026 - Publication: Apparent Contact Angle Measurements and Analysis

Tapias Hernández, Fabián Andrés; Boon, Maartje, 2026, "Integrated System for Multi‑Technique Contact Angle Measurements under Pressure and Temperature Control", https://doi.org/10.18419/DARUS-5668, DaRUS, V1

Algorithms and Validation Data for Multi‑Technique Contact Angle Measurements Algorithms and Validation Data for Multi‑Technique Contact Angle Measurements under Pressure and Temperature Control Overview This dataset contains the algorithmic tools, validation data, and example workflows used to determine apparent contact angles through image‑based...

DMA measurement of (Ultra) High Performance Concrete under different dynamic loading conditions: before and after fatigue test

Apr 30, 2026 - Publication: Uniaxial DMA experiments

Madadi , Hamid; Steeb, Holger, 2026, "DMA measurement of (Ultra) High Performance Concrete under different dynamic loading conditions: before and after fatigue test", https://doi.org/10.18419/DARUS-4458, DaRUS, V1

This dataset comprises four data groups for Ultra-High Performance Concrete (UHPC), obtained from amplitude and frequency sweep tests using Dynamic Mechanical Analysis (DMA). The data are associated with the book chapter “Investigation of Damage in (Ultra) High Performance Concrete under Different Moisture and Cyclic Load Conditions” (DFG Priority...

micro-XRCT data set of Carrara marble with artificially created crack network: fast cooling down from 500°C

Oct 30, 2025 - Publication: Crystalline rocks

Ruf, Matthias; Lee, Dongwon; Steeb, Holger, 2025, "micro-XRCT data set of Carrara marble with artificially created crack network: fast cooling down from 500°C", https://doi.org/10.18419/DARUS-2977, DaRUS, V1

micro-XRCT data set (projection and reconstructed images) of a Carrara marble core with a diameter of 5 mm. The sample was extracted with a water-cooled diamond drill from a bigger sample with a diameter of 30 mm and a length of 80 mm, which was previously subjected to the following thermal treatment to initiate cracks: Starting at room temperature...

Data Sets for a Fractional Moisture-Dependent Viscoelasticity Model for Thermoplastic Polymers

Oct 24, 2025 - Publication: Fractional Moisture-Dependent Viscoelasticity Model for Thermoplastic Polymers

Fauser, Dominik; Beddrich, Jonas; Wohlmuth, Barbara; Steeb, Holger, 2025, "Data Sets for a Fractional Moisture-Dependent Viscoelasticity Model for Thermoplastic Polymers", https://doi.org/10.18419/DARUS-4318, DaRUS, V1

This dataset contains Dynamical Mechanical Thermal Analysis (DMTA) results, including the determination of the complex Young’s modulus and complex shear modulus from torsion and tension measurements. The dataset is associated with the publication Fauser et al. (2025) and complements the dataset “A Modular Framework for Non-Linear Optimization of Li...

A Modular Framework for Non-Linear Optimization of Linear Viscoelastic Model Parameters using a Second-Order Fractional Approach

Oct 24, 2025 - Publication: Fractional Moisture-Dependent Viscoelasticity Model for Thermoplastic Polymers

Fauser, Dominik; Beddrich, Jonas; Wohlmuth, Barbara; Steeb, Holger, 2025, "A Modular Framework for Non-Linear Optimization of Linear Viscoelastic Model Parameters using a Second-Order Fractional Approach", https://doi.org/10.18419/DARUS-5370, DaRUS, V1

This repository presents a reproducible workflow for fitting the Linear Second-order Fractional (LSF) model to mastercurves of thermoplastic polymers. The dataset is associated with the publication Fauser et al. (2025) and complements the dataset Data Sets for a Fractional Moisture-Dependent Viscoelasticity Model for Thermoplastic Polymers. The LSF...

Parallel Lattice Boltzmann code for simulating single phase flows in porous domains

Jan 15, 2025 - Publication: Development of stochastically reconstructed 3D porous media micromodels using additive manufacturing: numerical and experimental validation

Yiotis, Andreas; Kainourgiakis, Michael, 2025, "Parallel Lattice Boltzmann code for simulating single phase flows in porous domains", https://doi.org/10.18419/DARUS-3705, DaRUS, V1

This dataset contains a parallelized Lattice Boltzmann code, along with an example input domain and input file containing the necessary parameters for a test run. A MATLAB script to visualize and process the simulation results is also provided. Among the uploaded files, Lb7mpi_281124.f90 is a computational code implementing a single phase Lattice B...

In situ micro-XRCT data set of an open-cell polyurethane foam sample under uniaxial compression load

Jul 29, 2024 - Publication: Foams

Ruf, Matthias; Steeb, Holger, 2024, "In situ micro-XRCT data set of an open-cell polyurethane foam sample under uniaxial compression load", https://doi.org/10.18419/DARUS-3010, DaRUS, V1, UNF:6:uDIvFcZaJFdGVoODn5h7UA== [fileUNF]

This dataset contains seven micro X-Ray Computed Tomography (micro-XRCT) scan data sets (projection, reconstructed, and segmented images, respectively) of an open-cell reticulated Polyurethane (PUR) foam specimen with 10 pores per inch under different uniaxial deformation states. The initial diameter and length of the unloaded cylindrical sample ar...

Direct and Indirect Measurement of Complex Poisson's Ratio - Direct Measurement in Compression

Jul 22, 2024 - Publication: Direct and indirect measurement of visco-elastic Poisson's ratio

Madadi, Hamid; Fauser, Dominik; Steeb, Holger, 2024, "Direct and Indirect Measurement of Complex Poisson's Ratio - Direct Measurement in Compression", https://doi.org/10.18419/DARUS-3593, DaRUS, V1, UNF:6:DTxQmNKgTlIShukG5ETziA== [fileUNF]

This data set contains directly determined complex Poisson's ratio from axial and transversal strain measurements. Here, the axial and transverse strains were measured locally with strain gauges (K-CXY3-0060-3-350-O, HBK, Darmstadt, Germany) on cylindric polymethyl methacrylate (PMMA, EH-Design, Wörrstadt, Germany) samples with a diameter of d = 30...

Direct and Indirect Measurement of Complex Poisson's Ratio - Direct Measurement in Tension

Jul 22, 2024 - Publication: Direct and indirect measurement of visco-elastic Poisson's ratio

Fauser, Dominik; Steeb, Holger, 2024, "Direct and Indirect Measurement of Complex Poisson's Ratio - Direct Measurement in Tension", https://doi.org/10.18419/DARUS-3588, DaRUS, V1, UNF:6:aoD22efdw3P9pBZkFbmlkQ== [fileUNF]

This data set contains directly determined complex Poisson's ratio from axial and transversal strain measurements. Here, the axial and transverse strains were measured locally with strain gauges (K-CXY3-0015-3-350-O, HBK, Darmstadt, Germany) on cylindric polymethyl methacrylate (PMMA, EH-Design, Wörrstadt, Germany) samples with a diameter of d = 5...

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