Search Results - "Neuner, Matthias"

Revisiting strain localization analysis for elastoplastic constitutive models in geomechanics.

Authors: Hofer, Paul Neuner, Matthias Gamnitzer, Peter et al.

Source: International Journal for Numerical Methods in Engineering; 12/30/2024, Vol. 125 Issue 24, p1-27, 27p

Algebraic Multigrid Based Preconditioning Approaches for Generalized Continuum Models and Indirect Displacement Control Techniques.

Authors: Alkmim, Nasser Gamnitzer, Peter Dummer, Alexander et al.

Source: International Journal for Numerical Methods in Engineering; 3/30/2026, Vol. 127 Issue 6, p1-32, 32p

A multiscale anisotropic polymer network model coupled with phase field fracture.

Authors: Arunachala, Prajwal Kammardi Abrari Vajari, Sina Neuner, Matthias et al.

Source: International Journal for Numerical Methods in Engineering; Jul2024, Vol. 125 Issue 13, p1-36, 36p

Key features of numerical models for the FE-simulation of deep tunnel advance by the NATM.

Authors: Gamnitzer, Peter Neuner, Matthias Schreter-Fleischhacker, Magdalena et al.

Source: Underground Space (2096-2754). Feb2024, Vol. 14, p357-376. 20p.

A Micropolar Phase Field Fracture Model for Elastoplastic Solids Applied to Concrete Failure.

Authors: Abrari Vajari, Sina Neuner, Matthias Arunachala, Prajwal Kammardi et al.

Source: International Journal for Numerical Methods in Engineering. 10/15/2025, Vol. 126 Issue 19, p1-33. 33p.

Subjects: Fracture mechanics, Crack propagation, Phase space, Microstructure, Concrete fatigue, Microcracks, Computer simulation, Elastoplasticity

Localized Deformation Analysis of a 3D Micropolar Modified Cam‐Clay Model.

Authors: Hofer, Paul Neuner, Matthias Hofstetter, Günter

Source: International Journal for Numerical & Analytical Methods in Geomechanics; Apr2025, Vol. 49 Issue 5, p1544-1562, 19p

Block preconditioning strategies for generalized continuum models with micropolar and nonlocal damage formulations.

Authors: Alkmim, Nasser Gamnitzer, Peter Neuner, Matthias et al.

Source: International Journal for Numerical & Analytical Methods in Geomechanics; May2024, Vol. 48 Issue 7, p1879-1906, 28p

A coordinate-free variational continuum interface model for thin interphases: Ellipticity and convergence analysis.

Authors: Stathas, Alexandros Neuner, Matthias

Source: International Journal of Engineering Science. Aug2026, Vol. 225, pN.PAG-N.PAG. 1p.

Subjects: Elliptic equations, Continuum mechanics, Mathematical analysis, Engineering simulations, Inhomogeneous materials

Fetal Doppler monitoring during maternal open-heart surgery: Case report and key aspects of a multidisciplinary challenge.

Authors: Brandstetter, Maximilian Neuner, Matthias Dinges, Christian et al.

Source: European Journal of Obstetrics & Gynecology & Reproductive Biology. Aug2023, Vol. 287, p63-66. 4p.

Evaluation of the Implicit Gradient-Enhanced Regularization of a Damage-Plasticity Rock Model.

Authors: Schreter, Magdalena Neuner, Matthias Hofstetter, Günter

Source: Applied Sciences (2076-3417); Jun2018, Vol. 8 Issue 6, p1004, 22p

Time-Dependent Material Properties of Shotcrete: Experimental and Numerical Study.

Authors: Neuner, Matthias Cordes, Tobias Drexel, Martin et al.

Source: Materials (1996-1944). Sep2017, Vol. 10 Issue 9, p1067. 17p.

Influence of the Constitutive Model for Shotcrete on the Predicted Structural Behavior of the Shotcrete Shell of a Deep Tunnel.

Authors: Neuner, Matthias Schreter, Magdalena Unteregger, David et al.

Source: Materials (1996-1944). Jun2017, Vol. 10 Issue 6, p577. 17p. 1 Diagram, 4 Charts, 12 Graphs.

An Extended Damage Plasticity Model for Shotcrete: Formulation and Comparison with Other Shotcrete Models.

Authors: Neuner, Matthias Gamnitzer, Peter Hofstetter, Günter

Source: Materials (1996-1944). Jan2017, Vol. 10 Issue 1, p82. 21p. 3 Charts, 8 Graphs.

A 3D continuum FE-model for predicting the nonlinear response and failure modes of RC frames in pushover analyses.

Authors: Azadi Kakavand, Mohammad Reza Neuner, Matthias Schreter, Magdalena et al.

Source: Bulletin of Earthquake Engineering. Oct2018, Vol. 16 Issue 10, p4893-4917. 25p.

Subject Terms: *Structural frames, *Reinforced concrete, *Three-dimensional imaging, *Nonlinear statistical models, *Finite element method

A note on the stability of pressure-sensitive non-associated plasticity.

Authors: Hofer, Paul Neuner, Matthias Hofstetter, Günter

Source: Computers & Geotechnics. Oct2025, Vol. 186, pN.PAG-N.PAG. 1p.

Subjects: Consciousness raising, Analytical solutions, Geotechnical engineering, Research personnel, Authorship in literature

Nonlinear Time-Dependent Analysis of the Load-Bearing Capacity of a Single Permanent Shotcrete Lining at the Brenner Base Tunnel.

Authors: Neuner, Matthias Dummer, Alexander Schreter, Magdalena et al.

Source: Structural Engineering International. Nov2020, Vol. 30 Issue 4, p475-483. 9p.

Subjects: Shotcrete, Nonlinear analysis, Tunnel design & construction, Building sites, Tunnel ventilation

Geographic Terms: Austria, Italy

Gradient‐Enhancement of a Rock Model Applied to Numerical Simulations of Tunnel Advance.

Authors: Schreter, Magdalena Neuner, Matthias Hofstetter, Günter

Source: PAMM: Proceedings in Applied Mathematics & Mechanics. Dec2018, Vol. 18 Issue 1, p1-2. 2p.

Enhanced Assumed Strain Methods for Implicit Gradient‐Enhanced Damage‐Plasticity.

Authors: Neuner, Matthias Schreter, Magdalena Hofstetter, Günter

Source: PAMM: Proceedings in Applied Mathematics & Mechanics. Dec2018, Vol. 18 Issue 1, p1-2. 2p.

Robust and efficient implementation of finite strain generalized continuum models for material failure: Analytical, numerical, and automatic differentiation with hyper-dual numbers.

Authors: Dummer, Alexander Neuner, Matthias Gamnitzer, Peter et al.

Source: Computer Methods in Applied Mechanics & Engineering. Jun2024, Vol. 426, pN.PAG-N.PAG. 1p.

Subjects: Automatic differentiation, Fracture mechanics, Finite element method, Numerical differentiation, Derivatives (Mathematics), Strains & stresses (Mechanics)

Investigation of driving forces in a phase field approach to mixed mode fracture of concrete.

Authors: Abrari Vajari, Sina Neuner, Matthias Arunachala, Prajwal Kammardi et al.

Source: Computer Methods in Applied Mechanics & Engineering. Dec2023:Part A, Vol. 417, pN.PAG-N.PAG. 1p.

Subjects: Concrete fractures, Strains & stresses (Mechanics), Ductile fractures, Cracking of concrete, Brittle fractures