173 citations · 510 across the 14 of their papers we have counts for
9 papers · 1 filter
A new rotation-free isogeometric thin shell formulation and a corresponding continuity constraint for patch boundaries
Thang Xuan Duong, Farshad Roohbakhshan, Roger Andrew Sauer
This paper presents a general non-linear computational formulation for rotation-free thin shells based on isogeometric finite elements. It is a displacement-based formulation that…
A finite strain model for fiber angle plasticity of textile fabrics based on isogeometric shell finite elements
Thang Xuan Duong, Roger Andrew Sauer
This work presents a shear elastoplasticity model for textile fabrics within the theoretical framework of anisotropic Kirchhoff-Love shells with bending of embedded fibers proposed…
A general isogeometric finite element formulation for rotation-free shells with in-plane bending of embedded fibers
Thang Xuan Duong, Mikhail Itskov, Roger Andrew Sauer
This paper presents a general, nonlinear isogeometric finite element formulation for rotation-free shells with embedded fibers that captures anisotropy in stretching, shearing, twi…
Isogeometric continuity constraints for multi-patch shells governed by fourth-order deformation and phase field models
Karsten Paul, Christopher Zimmermann, Thang X. Duong +1
This work presents numerical techniques to enforce continuity constraints on multi-patch surfaces for three distinct problem classes. The first involves structural analysis of thin…
A NURBS-based Inverse Analysis for Reconstruction of Nonlinear Deformations of Thin Shell Structures
N. Vu-Bac, T. X. Duong, T. Lahmer +4
This article presents original work combining a NURBS-based inverse analysis with both kinematic and constitutive nonlinearities to recover the applied loads and deformations of th…
A concise frictional contact formulation based on surface potentials and isogeometric discretization
Thang X. Duong, Roger A. Sauer
This work presents a concise theoretical and computational framework for the finite element formulation of frictional contact problems with arbitrarily large deformation and slidin…
A segmentation-free isogeometric extended mortar contact method
Thang Xuan Duong, Laura De Lorenzis, Roger A. Sauer
This paper presents a new isogeometric mortar contact formulation based on an extended finite element interpolation to capture physical pressure discontinuities at the contact boun…
A stabilized finite element formulation for liquid shells and its application to lipid bilayers
Roger A. Sauer, Thang X. Duong, Kranthi K. Mandadapu +1
This paper presents a new finite element (FE) formulation for liquid shells that is based on an explicit, 3D surface discretization using -continuous finite elements construct…
A computational formulation for constrained solid and liquid membranes considering isogeometric finite elements
Roger A. Sauer, Thang X. Duong, Callum J. Corbett
A geometrically exact membrane formulation is presented that is based on curvilinear coordinates and isogeometric finite elements, and is suitable for both solid and liquid membran…