Auflistung Fakultät für Maschinenbau nach Autor/in "2a0d7fd3-2931-4537-8948-26a3f18a05bc"

Auflistung Fakultät für Maschinenbau nach Autor/in "2a0d7fd3-2931-4537-8948-26a3f18a05bc"

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  • 3D mixed virtual element formulation for dynamic elasto-plastic analysis 
    Cihan, Mertcan; Hudobivnik, Blaž; Aldakheel, Fadi; Wriggers, Peter (Berlin, Heidelberg : Springer, 2021)
    The virtual element method (VEM) for dynamic analyses of nonlinear elasto-plastic problems undergoing large deformations is outlined within this work. VEM has been applied to various problems in engineering, considering ...
  • 3D stabilization-free virtual element method for linear elastic analysis 
    Xu, Bing-Bing; Wriggers, Peter (Amsterdam [u.a.] : Elsevier Science, 2024)
    We present a first-order stabilization-free virtual element method (VEM) for three-dimensional linear elastic problems in this paper. VEM has been increasingly used in various fields of engineering, but the need of ...
  • A multiscale DEM–FEM coupled approach for the investigation of granules as crash-absorber in ship building 
    Chaudry, Mohsin Ali; Woitzik, Christian; Düster, Alexander; Wriggers, Peter (Berlin ; Heidelberg [u.a.] : Springer, 2022)
    This paper covers a numerical analysis of a novel approach to increasing the crashworthiness of double hull ships. As proposed in Schöttelndreyer (Füllstoffe in der Konstruktion: ein Konzept zur Verstärkung vonSchiffsseitenhüllen, ...
  • A Selection of Benchmark Problems in Solid Mechanics and Applied Mathematics 
    Schröder, Jörg; Wick, Thomas; Reese, Stefanie; Wriggers, Peter; Müller, Ralf; Kollmannsberger, Stefan; Kästner, Markus; Schwarz, Alexander; Igelbüscher, Maximilian; Viebahn, Nils; Bayat, Hamid Reza; Wulfinghoff, Stephan; Mang, Katrin; Rank, Ernst; Bog, Tino; D’Angella, Davide; Elhaddad, Mohamed; Hennig, Paul; Düster, Alexander; Garhuom, Wadhah; Hubrich, Simeon; Walloth, Mirjam; Wollner, Winnifried; Kuhn, Charlotte; Heister, Timo (Berlin [u.a.] : Springer, 2020)
    In this contribution we provide benchmark problems in the field of computational solid mechanics. In detail, we address classical fields as elasticity, incompressibility, material interfaces, thin structures and plasticity ...
  • A Sharp-Interface Model of the Diffusive Phase Transformation in a Nickel-Based Superalloy 
    Munk, Lukas; Reschka, Silvia; Maier, Hans Jürgen; Wriggers, Peter; Löhnert, Stefan (Basel : MDPI, 2022)
    A sharp-interface model employing the extended finite element method is presented. It is designed to capture the prominent γ-γ′ phase transformation in nickel-based superalloys. The novel combination of crystal plasticity ...
  • Aerodynamical and Structural Analysis of Operationally Used Turbine Blades 
    Schwerdt, Lukas; Hauptmann, Thomas; Kunin, Artsem; Seume, Jörg R.; Wallaschek, Jörg; Wriggers, Peter; Panning-von Scheidt, Lars; Löhnert, Stefan (Amsterdam : Elsevier BV, 2017)
    This paper presents an integrated methodology for the analysis of operationally-used turbine blades, incorporating aerodynamic and multiple structural simulations. In jet engines, blade rubbing and erosion lead to deviations ...
  • Bayesian inversion for unified ductile phase-field fracture 
    Noii, Nima; Khodadadian, Amirreza; Ulloa, Jacinto; Aldakheel, Fadi; Wick, Thomas; François, Stijn; Wriggers, Peter (Berlin, Heidelberg : Springer, 2021)
    The prediction of crack initiation and propagation in ductile failure processes are challenging tasks for the design and fabrication of metallic materials and structures on a large scale. Numerical aspects of ductile failure ...
  • Bayesian Inversion with Open-Source Codes for Various One-Dimensional Model Problems in Computational Mechanics 
    Noii, Nima; Khodadadian, Amirreza; Ulloa, Jacinto; Aldakheel, Fadi; Wick, Thomas; François, Stijn; Wriggers, Peter (Dordrecht [u.a.] ; Berlin ; Heidelberg : Springer, 2022)
    The complexity of many problems in computational mechanics calls for reliable programming codes and accurate simulation systems. Typically, simulation responses strongly depend on material and model parameters, where one ...
  • Comparison of discontinuous damage models of Mullins-type 
    Ricker, Alexander; Kröger, Nils Hendrik; Wriggers, Peter (Heidelberg [u.a.] : Springer, 2021)
    The Mullins effect is a characteristic property of filled rubber materials whose accurate and efficient modelling is still a challenging task. Innumerable constitutive models for elastomers are described in the literature. ...
  • Comparison of two pore sizes of LAE442 scaffolds and their effect on degradation and osseointegration behavior in the rabbit model 
    Augustin, Julia; Feichtner, Franziska; Waselau, Anja‐Christina; Julmi, Stefan; Klose, Christian; Wriggers, Peter; Maier, Hans Jürgen; Meyer‐Lindenberg, Andrea (Hoboken, NJ : Wiley, 2020)
    The magnesium alloy LAE442 emerged as a possible bioresorbable bone substitute over a decade ago. In the present study, using the investment casting process, scaffolds of the Magnesium (Mg) alloy LAE442 with two different ...
  • Computational modeling of hydrogel cross‐linking based on reaction‐diffusion theory 
    Hajikhani, Aidin; Marino, Michele; Wriggers, Peter (Weinheim : Wiley-VCH, 2019)
    Alginate-based hydrogel is widely used as bio-ink in 3D bioprinting. For producing the bio-ink and stabilizing the polymer network, the hydrogel shall undergo a gelation process which can be obtained by adding an ionic ...
  • A curing model for the numerical simulation within additive manufacturing of soft polymers using peridynamics 
    Hartmann, Philipp; Weißenfels, Christian; Wriggers, Peter (Berlin ; Heidelberg [u.a.] : Springer, 2020)
    Within this paper, the modelling and simulation of extrusion-based Additive Manufacturing (AM) processes of curing polymers is presented. The challenge of the AM is the adjustment of processing parameters. This includes ...
  • Curvilinear virtual elements for contact mechanics 
    Aldakheel, Fadi; Hudobivnik, Blaž; Artioli, Edoardo; Beirão da Veiga, Lourenço; Wriggers, Peter (Amsterdam [u.a.] : Elsevier, 2020)
    The virtual element method (VEM) for curved edges with applications to contact mechanics is outlined within this work. VEM allows the use of non-matching meshes at interfaces with the advantage that these can be mapped to ...
  • Discrete element model for general polyhedra 
    Neto, Alfredo Gay; Wriggers, Peter (Berlin ; Heidelberg [u.a.] : Springer, 2021)
    We present a version of the Discrete Element Method considering the particles as rigid polyhedra. The Principle of Virtual Work is employed as basis for a multibody dynamics model. Each particle surface is split into ...
  • Efficient multiscale modeling of heterogeneous materials using deep neural networks 
    Aldakheel, Fadi; Elsayed, Elsayed S.; Zohdi, Tarek I.; Wriggers, Peter (Berlin ; Heidelberg : Springer, 2023)
    Material modeling using modern numerical methods accelerates the design process and reduces the costs of developing new products. However, for multiscale modeling of heterogeneous materials, the well-established homogenization ...
  • An enriched mixed finite element model for the simulation of microseismic and acoustic emissions in fractured porous media with multi-phase flow and thermal coupling 
    Komijani, Mohammad; Wriggers, Peter; Goudarzi, Taha (New York, NY [u.a.] : Wiley, 2023)
    A novel mixed enriched finite element model is developed for coupled non-linear thermo-hydro-mechanical simulation of fractured porous media with three-phase flow and thermal coupling. Simulation of induced acoustic emission ...
  • An extension of assumed stress finite elements to a general hyperelastic framework 
    Viebahn, Nils; Schröder, Jörg; Wriggers, Peter (Heidelberg : Springer Verlag, 2019)
    Assumed stress finite elements are known for their extraordinary good performance in the framework of linear elasticity. In this contribution we propose a mixed variational formulation of the Hellinger–Reissner type for ...
  • Feed-Forward Neural Networks for Failure Mechanics Problems 
    Aldakheel, Fadi; Satari, Ramish; Wriggers, Peter (Basel : MDPI AG, 2021)
    This work addresses an efficient neural network (NN) representation for the phase-field modeling of isotropic brittle fracture. In recent years, data-driven approaches, such as neural networks, have become an active research ...
  • In vivo investigation of open-pored magnesium scaffolds LAE442 with different coatings in an open wedge defect 
    Schmidt, Marlene; Waselau, Anja-Christina; Feichtner, Franziska; Julmi, Stefan; Klose, Christian; Maier, Hans Jürgen; Wriggers, Peter; Meyer-Lindenberg, Andrea (London : Sage Publishing, 2022)
    The magnesium alloy LAE442 showed promising results as a bone substitute in numerous studies in non-weight bearing bone defects. This study aimed to investigate the in vivo behavior of wedge-shaped open-pored LAE442 scaffolds ...
  • Loading equine oocytes with cryoprotective agents captured with a finite element method model 
    Içli, Sercan; Soleimani, Meisan; Oldenhof, Harriëtte; Sieme, Harald; Wriggers, Peter; Wolkers, Willem F. (London : Nature Publishing Group, 2021)
    Cryopreservation can be used to store equine oocytes for extended periods so that they can be used in artificial reproduction technologies at a desired time point. It requires use of cryoprotective agents (CPAs) to protect ...

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