Search Results - "Schröder, Jörg"

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    Gröbner bases plugged into graphical skills to solve a set of multiple bifurcation equations in structural compound stability problems by Tanaka, Masato, Matsubara, Seishiro, Schröder, Jörg, Fujii, Fumio

    “…A core issue in structural multiple bifurcations (MB) in computational engineering is to identify all existing branching paths emanating from the MB point in…”
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    Implementation of incremental variational formulations based on the numerical calculation of derivatives using hyper dual numbers by Tanaka, Masato, Balzani, Daniel, Schröder, Jörg

    “…In this paper, novel implementation schemes for the automatic calculation of internal variables, stresses and consistent tangent moduli for incremental…”
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    Development and Calibration of a Phenomenological Material Model for Steel-Fiber-Reinforced High-Performance Concrete Based on Unit Cell Calculations by Pise, Mangesh, Brands, Dominik, Schröder, Jörg

    Published in Materials (10-05-2024)
    “…A phenomenological material model has been developed to facilitate the efficient numerical analysis of fiber-reinforced high-performance concrete (HPC). The…”
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    Storage Stability and Material Compatibility of Poly(oxymethylene) Dimethyl Ether Diesel Fuel by Schröder, Jörg, Görsch, Kati

    Published in Energy & fuels (16-01-2020)
    “…While a large part of traffic volume can be electrified to avoid local pollutant emissions, some applications will still require an internal combustion engine…”
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    Robust numerical calculation of tangent moduli at finite strains based on complex-step derivative approximation and its application to localization analysis by Tanaka, Masato, Fujikawa, Masaki, Balzani, Daniel, Schröder, Jörg

    “…An extremely robust and efficient numerical approximation of material and spatial tangent moduli at finite strains is presented that can be easily implemented…”
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    Two-scale computational homogenization of electro-elasticity at finite strains by Keip, Marc-André, Steinmann, Paul, Schröder, Jörg

    “…This contribution addresses a two-scale computational homogenization framework for the simulation of electro-active solids at finite strains. A generalized…”
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    An engineering tool to estimate eigenstresses in three-dimensional patient-specific arteries by Schröder, Jörg, von Hoegen, Markus

    “…In this contribution we propose an engineering based approach to incorporate eigenstress distributions in arteries. Eigenstresses are known for a variety of…”
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    On the simultaneous use of simple geometrically exact shear-rigid rod and shell finite elements by Costa e Silva, Cátia, Maassen, Sascha Florian, Pimenta, Paulo M., Schröder, Jörg

    Published in Computational mechanics (01-03-2021)
    “…This work addresses simultaneous use of geometrically exact shear-rigid rod and shell finite elements and describes both models within the same framework…”
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    A generalized micromorphic approach accounting for variation and dispersion of preferred material directions by von Hoegen, Markus, Skatulla, Sebastian, Schröder, Jörg

    Published in Computers & structures (01-05-2020)
    “…•A novel framework for anisotropic, micromorphic materials is presented.•Special focus is paid to fibrous materials such as soft tissues.•The proposed model is…”
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    A highly accurate 1st- and 2nd-order differentiation scheme for hyperelastic material models based on hyper-dual numbers by Tanaka, Masato, Sasagawa, Takashi, Omote, Ryuji, Fujikawa, Masaki, Balzani, Daniel, Schröder, Jörg

    “…In this paper we propose a numerical scheme for the calculation of stresses and corresponding consistent tangent moduli for hyperelastic material models, which…”
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    Hemodynamic support with Impella ventricular assist device in patients undergoing TAVI: A single center experience by Almalla, Mohammad, Kersten, Alexander, Altiok, Ertunc, Marx, Nikolaus, Schröder, Jörg W.

    “…Background Transcatheter aortic valve implantation (TAVI) has become a well‐established therapeutic option for patients with severe aortic stenosis (AS) at…”
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    Residual stresses in hot bulk formed parts: two-scale approach for austenite-to-martensite phase transformation by Uebing, Sonja, Brands, Dominik, Scheunemann, Lisa, Schröder, Jörg

    Published in Archive of applied mechanics (1991) (01-02-2021)
    “…In production engineering, current research focuses on the induction of targeted residual stress states in components in order to improve their properties…”
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    A hybrid computational scheme on electromechanically coupled behaviors of aligned MWCNT/polymer nanocomposite sensors with strain-dependent tunneling effect by Xia, Xiaodong, Niekamp, Rainer, Brands, Dominik, Schröder, Jörg

    Published in Archive of applied mechanics (1991) (01-12-2023)
    “…The sensitivity of randomly distributed multi-walled carbon nanotube (MWCNT)/polymer nanocomposite sensors has been extensively investigated, while that of…”
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    A new mixed finite element based on different approximations of the minors of deformation tensors by Schröder, Jörg, Wriggers, Peter, Balzani, Daniel

    “…► A new FE formulation is proposed for incompressible hyperelastic materials. ► The new method is based on a modified Hu–Washizu principle. ► The idea is to…”
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    Damage Evolution of Steel Fibre-Reinforced High-Performance Concrete in Low-Cycle Flexural Fatigue: Numerical Modeling and Experimental Validation by Gebuhr, Gregor, Pise, Mangesh, Anders, Steffen, Brands, Dominik, Schröder, Jörg

    Published in Materials (03-02-2022)
    “…This contribution aims to analyze the deterioration behaviour of steel fibre-reinforced high-performance concrete (HPC) in both experiments as well as…”
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    Incidence and clinical relevance of persistent iatrogenic atrial septal defect after percutaneous mitral valve repair by Alachkar, Mhd Nawar, Alnaimi, Anas, Reith, Sebastain, Altiok, Ertunc, Schröder, Jörg, Marx, Nikolaus, Almalla, Mohammad

    Published in Scientific reports (16-06-2021)
    “…Percutaneous mitral valve repair (PMVR) requires transseptal puncture and results in iatrogenic atrial septal defect (iASD). The impact of persistent iASD was…”
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    An algorithmic scheme for the automated calculation of fiber orientations in arterial walls by Fausten, Simon, Balzani, Daniel, Schröder, Jörg

    Published in Computational mechanics (01-11-2016)
    “…We propose an algorithmic scheme for the numerical calculation of fiber orientations in arterial walls. The basic assumption behind the procedure is that the…”
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    An extension of assumed stress finite elements to a general hyperelastic framework by Viebahn, Nils, Schröder, Jörg, Wriggers, Peter

    “…Assumed stress finite elements are known for their extraordinary good performance in the framework of linear elasticity. In this contribution we propose a…”
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