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07/14/2023
A novel mesh regularization approach based on finite element distortion potentials: Application to material expansion processes with extreme volume change
The accuracy of finite element solutions is closely tied to the mesh qua...
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06/09/2023
Novel Simulation-Inspired Roller Spreading Strategies for Fine and Highly Cohesive Metal Powders
When fine powders are to be used in powder bed metal additive manufactur...
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02/16/2023
Towards Additively Manufactured Metamaterials with Powder Inclusions for Controllable Dissipation: The Critical Influence of Packing Density
Particle dampers represent a simple yet effective means to reduce unwant...
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02/10/2023
A highly efficient computational framework for fast scan-resolved simulations of metal additive manufacturing processes on the scale of real parts
This article proposes a novel high-performance computing approach for th...
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11/28/2022
Structure-Preserving Invariant Interpolation Schemes for Invertible Second-Order Tensors
Tensor interpolation is an essential step for tensor data analysis in va...
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10/28/2022
A consistent mixed-dimensional coupling approach for 1D Cosserat beams and 2D solid surfaces
The present article proposes a novel computational method for coupling 1...
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08/05/2022
Asymptotically consistent and computationally efficient modeling of short-ranged molecular interactions between curved slender fibers undergoing large 3D deformations
This article proposes a novel computational modeling approach for short-...
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08/05/2022
Analytical disk-cylinder interaction potential laws for the computational modeling of adhesive, deformable (nano)fibers
The analysis of complex fibrous systems or materials on the micro- and n...
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01/05/2022
A Versatile SPH Modeling Framework for Coupled Microfluid-Powder Dynamics in Additive Manufacturing: Binder Jetting, Material Jetting, Directed Energy Deposition and Powder Bed
Many additive manufacturing (AM) technologies rely on powder feedstock, ...
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01/04/2022
A Mortar Finite Element Formulation for Large Deformation Lubricated Contact Problems with Smooth Transition Between Mixed, Elasto-Hydrodynamic and Full Hydrodynamic Lubricatio
This work proposes a novel model and numerical formulation for lubricate...
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07/23/2021
Consistent coupling of positions and rotations for embedding 1D Cosserat beams into 3D solid volumes
This article proposes a mortar type finite element formulation for consi...
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07/23/2021
A simple yet consistent constitutive law and mortar-based layer coupling schemes for thermomechanical macroscale simulations of metal additive manufacturing processes
This article proposes a coupled thermomechanical finite element model ta...
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03/31/2021
Physics-Based Modeling and Predictive Simulation of Powder Bed Fusion Additive Manufacturing Across Length Scales
Powder bed fusion additive manufacturing (PBFAM) of metals has the poten...
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03/14/2021
An SPH framework for fluid-solid and contact interaction problems including thermo-mechanical coupling and reversible phase transitions
The present work proposes an approach for fluid-solid and contact intera...
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01/17/2021
A Novel Modeling and Simulation Approach for the Hindered Mobility of Charged Particles in Biological Hydrogels
This article presents a novel computational model to study the selective...
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12/16/2020
A novel smoothed particle hydrodynamics formulation for thermo-capillary phase change problems with focus on metal additive manufacturing melt pool modeling
Laser-based metal processing including welding and three dimensional pri...
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10/19/2020
A novel smoothed particle hydrodynamics and finite element coupling scheme for fluid-structure interaction: the sliding boundary particle approach
A novel numerical formulation for solving fluid-structure interaction (F...
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12/09/2019
A mortar-type finite element approach for embedding 1D beams into 3D solid volumes
In this work we present a novel computational method for embedding arbit...
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07/30/2019
Investigation of the Peeling and Pull-off Behavior of Adhesive Elastic Fibers via a Novel Computational Beam Interaction Model
This article studies the fundamental problem of separating two adhesive ...
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07/30/2019
A Computational Model for Molecular Interactions Between Curved Slender Fibers Undergoing Large 3D Deformations With a Focus on Electrostatic, van der Waals and Repulsive Steri
This contribution proposes the first 3D beam-to-beam interaction model f...
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06/14/2019
On phase change and latent heat models in metal additive manufacturing process simulation
This work proposes an extension of phase change and latent heat models f...
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06/14/2019
Accuracy and performance of phase change and latent heat models in metal additive manufacturing process simulation
This work proposes a thermal finite element model for the simulation of ...
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10/24/2018
Extended Comment on the Article "Consistent Development of a Beam-To-Beam Contact Algorithm via the Curve to Solid Beam Contact - Analysis for the Non-Frictional Case"
In the authors' previous works, novel finite element formulations for th...
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04/18/2018
Critical Influences of Particle Size and Adhesion on the Powder Layer Uniformity in Metal Additive Manufacturing
The quality of powder layers, specifically their packing density and sur...
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04/18/2018
Modeling and Characterization of Cohesion in Fine Metal Powders with a Focus on Additive Manufacturing Process Simulations
The cohesive interactions between fine metal powder particles crucially ...
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09/04/2017