Patrizio Neff
Patrizio Neff
Professor for Nonlinear Analysis and Modelling, University of Duisburg-Essen
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Invariant formulation of hyperelastic transverse isotropy based on polyconvex free energy functions
J Schröder, P Neff
International Journal of Solids and Structures 40 (2), 401-445, 2003
A polyconvex framework for soft biological tissues. Adjustment to experimental data
D Balzani, P Neff, J Schröder, GA Holzapfel
International Journal of Solids and Structures 43 (20), 6052-6070, 2006
Polyconvexity of generalized polynomial-type hyperelastic strain energy functions for near-incompressibility
S Hartmann, P Neff
International Journal of Solids and Structures 40 (11), 2767-2791, 2003
A variational approach for materially stable anisotropic hyperelasticity
J Schröder, P Neff, D Balzani
International Journal of Solids and Structures 42 (15), 4352-4371, 2005
A unifying perspective: the relaxed linear micromorphic continuum
P Neff, ID Ghiba, A Madeo, L Placidi, G Rosi
Continuum Mechanics and Thermodynamics 26 (5), 639-681, 2014
A geometrically exact micromorphic model for elastic metallic foams accounting for affine microstructure. Modelling, existence of minimizers, identification of moduli and …
P Neff, S Forest
Journal of Elasticity 87 (2-3), 239-276, 2007
Wave propagation in relaxed micromorphic continua: modeling metamaterials with frequency band-gaps
A Madeo, P Neff, ID Ghiba, L Placidi, G Rosi
Continuum Mechanics and Thermodynamics 27 (4), 551-570, 2015
A finite-strain elastic–plastic Cosserat theory for polycrystals with grain rotations
P Neff
International Journal of Engineering Science 44 (8-9), 574-594, 2006
The Cosserat couple modulus for continuous solids is zero viz the linearized Cauchy‐stress tensor is symmetric
P Neff
ZAMM‐Journal of Applied Mathematics and Mechanics/Zeitschrift für Angewandte …, 2006
Existence of minimizers for a finite-strain micromorphic elastic solid
P Neff
Proceedings of the Royal Society of Edinburgh Section A: Mathematics 136 (5 …, 2006
Existence, uniqueness and stability in linear Cosserat elasticity for weakest curvature conditions
J Jeong, P Neff
Mathematics and Mechanics of Solids 15 (1), 78-95, 2010
Optimal BV estimates for a discontinuous Galerkin method for linear elasticity
A Lew, P Neff, D Sulsky, M Ortiz
Applied Mathematics Research Express 2004 (3), 73-106, 2004
On Korn's first inequality with non-constant coefficients
P Neff
Proceedings of the Royal Society of Edinburgh, Section A. Math 132, 221-243, 2002
A new paradigm: the linear isotropic Cosserat model with conformally invariant curvature energy
P Neff, J Jeong
Journal of Applied Mathematics and Mechanics/Zeitschrift für Angewandte …, 2009
Curl bounds Grad on SO (3)
P Neff, I Münch
ESAIM: Control, Optimisation and Calculus of Variations 14 (1), 148-159, 2008
A geometrically exact planar Cosserat shell-model with microstructure: Existence of minimizers for zero Cosserat couple modulus
P Neff
Mathematical Models and Methods in Applied Sciences 17 (03), 363-392, 2007
A geometrically exact Cosserat shell-model including size effects, avoiding degeneracy in the thin shell limit. Part I: Formal dimensional reduction for elastic plates and …
P Neff
Continuum Mechanics and Thermodynamics 16 (6), 577-628, 2004
Anisotropic polyconvex energies on the basis of crystallographic motivated structural tensors
J Schröder, P Neff, V Ebbing
Journal of the Mechanics and Physics of Solids 56 (12), 3486-3506, 2008
Geometry of logarithmic strain measures in solid mechanics
P Neff, B Eidel, RJ Martin
Archive for Rational Mechanics and Analysis 222 (2), 507-572, 2016
The exponentiated Hencky-logarithmic strain energy. Part I: Constitutive issues and rank-one convexity
P Neff, ID Ghiba, J Lankeit
Journal of Elasticity 121 (2), 143-234, 2015
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