Results 21 to 30 of about 3,158 (251)

Influence of second phase precipitates on mechanical and in-vitro corrosion behaviour of Mg-4Zn-0.5Ca-0.8Mn alloy in optimum homogenized conditions

open access: yesJournal of Magnesium and Alloys, 2023
The present study investigates the mechanical and in-vitro corrosion behavior of Mg-4Zn-0.5Ca-0.8Mn alloy in optimum homogenized conditions. The optimization of the homogenization parameters has been carried out employing thermodynamic calculations and ...
Darothi Bairagi   +3 more
doaj   +1 more source

Effect of Line Energy Conditions on Mechanical and Fatigue Properties of Ti6Al4V Fabricated by Electron Beam Additive Manufacturing

open access: yesMetals, 2021
Additive manufacturing has many process variables and requires additive process optimization. Line energy and scan speed are the main process variables.
Youngsin Choi   +4 more
doaj   +1 more source

Optimization of intraoperative lumpectomy specimen labeling

open access: yesSurgical Oncology Insight
Mediget Teshome   +2 more
exaly   +2 more sources

Identification of material properties of composite materials

open access: yesAviation, 2009
Present paper describes the facilities of composite material properties identification technique using specimen vibration tests, genetic algorithms, finite elements analysis and specimen shape optimization. In identification process the elastic constants
Paulius Ragauskas, Rimantas Belevičius
doaj   +1 more source

Multi Objective Optimization of Permanent Magnet Synchronous Motor Based on Taguchi Method and PSO Algorithm

open access: yesEnergies, 2022
To solve the optimization issues of interior permanent magnet synchronous motors (IPMSMs) and ensure a large output torque while minimizing torque ripple and core loss, the multi-objective optimization strategy should be employed.
Yinquan Yu   +6 more
doaj   +1 more source

A stochastic algorithm for the identification of solution spaces in high-dimensional design spaces [PDF]

open access: yes, 2013
The volume of an axis-parallel hyperbox in a high-dimensional design space is to be maximized under the constraint that the objective values of all enclosed designs are below a given threshold. The hyperbox corresponds to a Cartesian product of intervals
Graff, Lavinia
core   +1 more source

Sound Damage Detection of Bridge Expansion Joints Using a Support Vector Data Description

open access: yesSensors, 2023
A novel method is proposed for the damage identification of modal bridge expansion joints (MBEJs) based on sound signals. Two modal bridge expansion joint specimens were fabricated to simulate healthy and damaged states.
Junshi Li, Caiqian Yang, Jun Chen
doaj   +1 more source

Shape optimization of shear fracture specimen considering plastic anisotropy

open access: yes, 2017
It is important to fabricate fracture specimens with minimum variation of triaxiality in order to characterize the failure behaviors experimentally. Fracture in ductile materials is usually calibrated by uniaxial tensile, shear and plane strain tests ...
Y Lou (13361421)   +3 more
core   +2 more sources

A biaxial test for rheological and formability identification

open access: yesEPJ Web of Conferences, 2010
Accurate constitutive laws and formability limits of materials are essential for a numerical optimization of sheet forming processes. The main objective of this work is to develop a new experimental device able to give for a unique specimen a good ...
Ragneau E.   +3 more
doaj   +1 more source

Shape optimization of the X0-specimen: theory, numerical simulation and experimental verification [PDF]

open access: yes, 2020
The paper deals with the gradient based shape optimization of the biaxial X0-specimen, which has been introduced and examined in various papers, under producibility restrictions and the related experimental verification.
Liedmann, Jan   +3 more
core   +1 more source

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