Results 41 to 50 of about 1,014,609 (340)

Hydrodynamic Optimization and Motion Stability Enhancement of Underwater Glider Combining CFD and MOPSO

open access: yesJournal of Marine Science and Engineering
This study investigated the motion stability of underwater gliders and optimized their shape to enhance hydrodynamic performance. Given the critical role of stability in underwater operations, a multi-objective optimization framework was developed ...
Tian Zhang   +3 more
doaj   +1 more source

A Shape Optimization Method of a Specified Point Absorber Wave Energy Converter for the South China Sea

open access: yesEnergies, 2018
In this paper, a shape optimization method of a truncated conical point absorber wave energy converter is proposed. This method converts the wave energy absorption efficiency into the matching problem between the wave spectrum of the South China Sea and ...
Yadong Wen   +6 more
doaj   +1 more source

Branching Structures in Elastic Shape Optimization

open access: yes, 2017
Fine scale elastic structures are widespread in nature, for instances in plants or bones, whenever stiffness and low weight are required. These patterns frequently refine towards a Dirichlet boundary to ensure an effective load transfer.
D Cioranescu   +7 more
core   +1 more source

Imaging of High‐Risk Neuroblastoma: Recommendations From SIOPEN Radiology and Nuclear Medicine Specialty Committees

open access: yesPediatric Blood &Cancer, EarlyView.
ABSTRACT Neuroblastoma is the most common extracranial solid tumor in early childhood. Its clinical behavior is highly variable, ranging from spontaneous regression to fatal outcome despite intensive treatment. The International Society of Pediatric Oncology Europe Neuroblastoma Group (SIOPEN) Radiology and Nuclear Medicine Specialty Committees ...
Annemieke Littooij   +11 more
wiley   +1 more source

Shape optimization of a flexible beam with a local shape feature based on ANCF

open access: yesJournal of Advanced Mechanical Design, Systems, and Manufacturing, 2019
This paper proposes a shape optimization method of local shape features on a flexible beam modeled with the absolute nodal coordinate formulation (ANCF).
Gang HE   +4 more
doaj   +1 more source

Parameter-Free Shape Optimization: Various Shape Updates for Engineering Applications

open access: yesAerospace, 2023
In the last decade, parameter-free approaches to shape optimization problems have matured to a state where they provide a versatile tool for complex engineering applications.
Lars Radtke   +6 more
doaj   +1 more source

Sharp interface limit for a phase field model in structural optimization

open access: yes, 2016
We formulate a general shape and topology optimization problem in structural optimization by using a phase field approach. This problem is considered in view of well-posedness and we derive optimality conditions.
Christoph Rupprecht   +7 more
core   +1 more source

Nonparametric joint shape learning for customized shape modeling [PDF]

open access: yes, 2010
We present a shape optimization approach to compute patient-specific models in customized prototyping applications. We design a coupled shape prior to model the transformation between a related pair of surfaces, using a nonparametric joint probability ...
Unal, Gozde, Ünal, Gözde
core   +1 more source

Exploring Preferences for a Digital Single‐Session Intervention for Adolescent Siblings of Youth With Cancer

open access: yesPediatric Blood &Cancer, EarlyView.
ABSTRACT Introduction Adolescent siblings of children with cancer are at elevated risk for psychosocial problems. Unfortunately, various barriers such as limited family time and resources, conflicting schedules, and psychosocial staffing constraints at cancer centers hinder sibling access to support.
Christina M. Amaro   +10 more
wiley   +1 more source

Multi-objective shape optimization of developable Bézier-like surfaces using non-dominated sorting genetic algorithm

open access: yesMechanics & Industry, 2023
The shape optimization design of the developable surface is an important research topic in CAD/CAM, and it is widely used in engineering manufacturing.
Lu Jing   +3 more
doaj   +1 more source

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