Results 71 to 80 of about 2,313 (216)

NURBS-Python v3.0.8

open access: yes, 2018
<ul> <li>Reorganize and update Matplotlib visualization component, <code>VisMPL</code></li> </ul> <p>Please note that updates to <code>VisMPL</code> component might cause a small API break on the ...
Onur R. Bingol (8222130), Onur R. Bingol
core   +1 more source

A Comprehensive Library of Stenosis Geometrical Models: Review and Guidelines for Hemodynamic Simulations and Stent Design

open access: yesEngineering Reports, Volume 8, Issue 3, March 2026.
Classification of blood flow regimes: Spatial variation of endothelial shear stress (ESS) patterns across an atherosclerotic lesion. ABSTRACT Accurate geometrical representation of stenosis is essential for stent design, surgical planning, and computational fluid dynamics (CFD) simulations, as even minor shape variations significantly alter hemodynamic
Mohammad Javad Nazari   +4 more
wiley   +1 more source

NURBS Reconstruction and Optimization Method for the Tooth Surface after Simulation Process of Spiral Bevel Gear

open access: yesJixie chuandong, 2016
For lower accuracy of tooth surface of outputted model after simulation process for spiral bevel gear,some methods cubic NURBS reconstruction and optimization of tooth surface are proposed by combining with the advantages and features of the Non- Uniform
Li Yunsong   +2 more
doaj  

Culling Techniques for Deformable NURBS Surfaces [PDF]

open access: yes, 2023
[Resumo]: As superficies NURBS son unha representación estándar de modelos que se usan normalmente en deseño asistido por ordenador (CAD), enxeñaría naval, enxeñaría de automóbiles ou imaxes procesadas para uso médico. Adicionalmente estas ofrecen moitas
Lema Núñez, David
core  

Biomechanical Analysis and Injury Prediction in Pilots With Lumbar Spondylolysis Under Different Seat Inclination Angles

open access: yesJOR SPINE, Volume 9, Issue 1, March 2026.
The biomechanical responses of three lumbar models under both seat angles remain below injury thresholds. However, the occurrence of spondylolysis at a 22° angle poses a higher risk. ABSTRACT Background This study aims to quantify the biomechanical effects of different seat inclinations on the normal and spondylolysis lumbar of pilots under typical ...
Mengmeng Jin   +5 more
wiley   +1 more source

Effect of the Strut Thickness on the Mechanical Properties, Deformation, and Failure Mechanisms of Vascular Bundle–Inspired Structures

open access: yesEngineering Reports, Volume 8, Issue 2, February 2026.
The vascular bundle–inspired structure design involved developing a unit cell and rotating it by 45° for 2D/3D assembly. Unit cells varied in strut thickness (t) from 0.2 to 1.15 mm. Finite element model (FEM) analysis under quasi‐static compression yielded stress–strain curves and stress/strain maps.
Fredrick Mwema, Ndivhuwo Ndou
wiley   +1 more source

Physically-Based NURBS Surface Editing With Curves [PDF]

open access: yesComputer-Aided Design and Applications, 2012
AbstractThis paper presents a physically-based approach for NURBS surface modification using curve handles. The approach consists of three steps: curve handle creation, target curve generation, and surface modification. The handle curve is a composite curve that is a composition of a NURBS surface and a 2D parametric curve defined in the parameter ...
Ma, Yuewen, Zheng, Jianmin, Wang, Kai
openaire   +3 more sources

An optimization method for radial NURBS surfaces [PDF]

open access: yes, 2014
We study the use of non-uniform rational B-splines (NURBS) for describing axially symmetric surfaces in the design of imaging optical systems. We suggest a representation using a base sphere with an additional NURBS curve.
Werner, Jürgen   +3 more
core  

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

Design and Construction of Spatial Curved Structures Based on Concrete Additive Manufacturing: A Case Study of an Irregular Gatehouse

open access: yesAdvances in Civil Engineering, Volume 2026, Issue 1, 2026.
This study confronts core challenges in concrete additive manufacturing (AM) for architectural applications. It specifically addresses the design–fabrication disconnection and absence of regulatory frameworks by proposing a multidisciplinary framework integrating parametric design, structural optimization, and robotic construction.
Songlin Bai   +5 more
wiley   +1 more source

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