Results 161 to 170 of about 35,760 (296)

Advance Study in the Generalized Circular Polarization and Scattering from Bi-Isotropic Objects

open access: yesJournal of Engineering and Sustainable Development, 2012
This paper discusses Different constitutive relations of generalized circular polarization in chiral media by using Maxwell’s equations. In a chiral medium for fields with generalized circular polarizations, the Maxwell equations and constitutive ...
Kadhum Al-Majdi
doaj  

Modified error in constitutive equations (MECE) approach for ultrasound elastography. [PDF]

open access: yesJ Acoust Soc Am, 2017
Ghosh S   +6 more
europepmc   +1 more source

Fostering Innovation: Streamlining Magnetocaloric Materials Research by Digitalization

open access: yesAdvanced Engineering Materials, EarlyView.
Magnetocaloric cooling (MCE) is an environmentally friendly refrigeration method with great potential. Optimizing MCE materials involves the preparation and screening of large quantities of samples, which in turn generates a large amount of data. A digitalization approach is presented that uses ontologies, knowledge graphs, and digital workflows to ...
Simon Bekemeier   +17 more
wiley   +1 more source

Multimodal Data‐Driven Microstructure Characterization

open access: yesAdvanced Engineering Materials, EarlyView.
A self‐consistent autonomous workflow for EBSP‐based microstructure segmentation by integrating PCA, GMM clustering, and cNMF with information‐theoretic parameter selection, requiring no user input. An optimal ROI size related to characteristic grain size is identified.
Qi Zhang   +4 more
wiley   +1 more source

Symbolic Regression and Multi‐Objective Optimization of the Flory–Huggins Interaction Parameter for Hydrogels

open access: yesAdvanced Engineering Materials, EarlyView.
We develop a data‐driven method to derive the mathematical expressions of the Flory–Huggins interaction parameter χ for the swelling behavior of temperature–responsive hydrogels. Starting from initial assumptions of χ, our workflow combines Bayesian optimization, Flory–Rehner theory, and symbolic regression to generate candidate χ expressions.
Yawen Wang   +2 more
wiley   +1 more source

Microstructure‐Controlled Crack Propagation and Fracture Resistance in MoSiBTiC Alloy Revealed by Multiscale Extended Finite Element Method Modeling

open access: yesAdvanced Engineering Materials, EarlyView.
A two‐dimensional multiscale finite element analysis framework was established for the first‐generation MoSiBTiC alloy, and the mechanical and fracture‐related parameters of the constituent phases were calibrated through experiments and simulations. The framework provides a basis for analyzing crack propagation behavior in its complex microstructure ...
Junfeng Du   +4 more
wiley   +1 more source

CONSTITUTIVE EQUATIONS FOR OVER-CONSOLIDATED CLAY

open access: yes, 1976
It has been emphasized to construct the general constitutive equations for soil materials inorder to analyze three-dimensional boundary value problems.
足立, 紀尚, 西, 好一
core  

Microstructure Evolution of a VMnFeCoNi High‐Entropy Alloy After Synthesis, Swaging, and Annealing

open access: yesAdvanced Engineering Materials, EarlyView.
The synthesis and processing (rotary swaging and annealing) of the novel VMnFeCoNi alloy is investigated, alongside the estimation of the grain size effect on hardness. Analysis of a wide grain size range of recrystallized microstructures (12–210 µm) reveals a low annealing twin density.
Aditya Srinivasan Tirunilai   +6 more
wiley   +1 more source

Elasto-visco-plastic material models and their industrial applications

open access: yes, 2009
The main goal of this work is the analysis of the procedure for material characterization aimed at elasto-visco-plastic models and their implementation in FEM codes.
Capasso, Daniela
core  

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