Results 51 to 60 of about 12,689 (224)

Local and Global Approaches to Fracture Mechanics Using Isogeometric Analysis Method

open access: yesJournal of Applied and Computational Mechanics, 2015
In the present research, implementations of different computational geometry technologies in isogeometric analysis framework for computational fracture mechanics are investigated.
Abdolghafoor Khademalrasoul, Reza Naderi
doaj   +1 more source

Rotary 4D Printing of Programmable Metamaterials on Sustainable 4D Mandrel

open access: yesAdvanced Materials Technologies, Volume 11, Issue 1, 8 January 2026.
The paper introduces open, rotary 4D printing of programmable tubular metamaterials. It presents an open, non‐planar path‐to‐G‐code pipeline and shape‐changing rotary mandrel that enable support‐free fabrication and multi‐stimuli actuation. Experiments and FEA validate the mentioned features and stress redistribution.
Hesam Soleimanzadeh   +4 more
wiley   +1 more source

A simple approach to the numerical simulation with trimmed CAD surfaces

open access: yes, 2015
In this work a novel method for the analysis with trimmed CAD surfaces is presented. The method involves an additional mapping step and the attraction stems from its sim- plicity and ease of implementation into existing Finite Element (FEM) or Boundary ...
Beer, Gernot   +2 more
core   +1 more source

Isogeometric analysis of two-dimensional piezoelectric structures

open access: yesVietnam Journal of Mechanics, 2013
The isogeometric analysis (IGA) that integrates Computer Aided Design(CAD) and Computer Aided Engineering (CAE) is found so far the effectively numerical tool for the analysis of a variety of practical problems.
Hoang H. Truong   +2 more
doaj   +1 more source

IG-LSPIA: Least Squares Progressive Iterative Approximation for Isogeometric Collocation Method

open access: yesMathematics, 2023
The isogeometric collocation method (IGA-C), which is a promising branch of isogeometric analysis (IGA), can be considered fitting the load function with the combination of the numerical solution and its derivatives.
Yini Jiang, Hongwei Lin
doaj   +1 more source

Isogeometric Analysis of FGM Plates

open access: yesMaterials Today: Proceedings, 2018
Abstract This work presents an isogeometric formulation for the geometrically nonlinear analysis of functionally graded material (FGM) plates. FGM plates are made of a mixture of two components (ceramic and metal) whose volume fractions vary smoothly along the thickness.
Samir P. Auad   +4 more
openaire   +1 more source

Material Identification of Heterogeneous Isogeometric Bernoulli–Euler Beams With Pretensioning

open access: yesPAMM, Volume 25, Issue 4, December 2025.
ABSTRACT This study employs the Finite Element Model Updating (FEMU) method for identification of material parameters and pretensioning forces in heterogeneous planar Bernoulli–Euler beams, which are analyzed using isogeometric analysis. The unknown material fields are discretized with a separate mesh based on Lagrange interpolation, referred to as the
Bartłomiej Łazorczyk, Roger A. Sauer
wiley   +1 more source

Isogeometric analysis: vibration analysis, Fourier and wavelet spectra [PDF]

open access: yesJournal of Theoretical and Applied Vibration and Acoustics, 2017
This paper presents the Fourier and wavelet characterization of vibration problem. To determine the natural frequencies, modal damping and mass participation factors of bars, a rod element is established by means ofisogeometric formulation.
Erfan Shafei, Shirko Faroughi
doaj   +1 more source

Physical structural assessment of a segmented concrete shell building floor prototype

open access: yesStructural Concrete, Volume 26, Issue 6, Page 8419-8436, December 2025.
Abstract To reduce the significant environmental impact of the construction industry, building floors designed as concrete shells that work mainly in compression and that are segmented for prefabrication and disassembly offer a promising alternative to reinforced thick flat slabs.
Robin Oval   +4 more
wiley   +1 more source

Isogeometric B\'ezier dual mortaring: Refineable higher-order spline dual bases and weakly continuous geometry

open access: yes, 2017
In this paper we develop the isogeometric B\'ezier dual mortar method. It is based on B\'ezier extraction and projection and is applicable to any spline space which can be represented in B\'ezier form (i.e., NURBS, T-splines, LR-splines, etc.).
Borden, M. J.   +5 more
core   +1 more source

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