Results 31 to 40 of about 85 (72)

Influence of Form and Structural Features of Open‐Cell Hybrid Foam on the Remanent Magnetic Scanning

open access: yesAdvanced Engineering Materials, Volume 27, Issue 12, June 2025.
Simulations using an equivalent model are performed to improve the understanding of remanent magnetic scanning of hybrid foam samples for coating thickness estimation. The model allows to study the influence of isolated geometrical features such as layer thickness, boundary effects, as well as effects due to the statistical nature of the foams, which ...
Bashar Ibrahim   +4 more
wiley   +1 more source

Monolithic Newton‐Multigrid Finite Element Methods for the Simulation of Thixoviscoplastic Flows

open access: yesInternational Journal for Numerical Methods in Fluids, Volume 97, Issue 4, Page 565-604, April 2025.
ABSTRACT In this paper, we shall be concerned with the development, application, and numerical analysis of the monolithic Newton‐Multigrid finite element method (FEM) to simulate thixoviscoplastic (TVP) flows. We demonstrate the importance of robustness and efficiency of Newton‐Multigrid FEM solver for obtaining accurate solutions.
Naheed Begum   +2 more
wiley   +1 more source

Variational approach to multimode nonlinear optical fibers

open access: yesNanophotonics, Volume 14, Issue 6, Page 805-813, April 2025.
Abstract We analyze the spatiotemporal solitary waves of a graded‐index multimode optical fiber with a parabolic transverse index profile. Using the nonpolynomial Schrödinger equation approach, we derive an effective one‐dimensional Lagrangian associated with the Laguerre–Gauss modes with a generic radial mode number p and azimuthal index m.
Francesco Lorenzi, Luca Salasnich
wiley   +1 more source

Derivation of Shape Functions for Nine‐Node Rectangular Element Based on Steady‐State Heat Conduction

open access: yesAdvances in Civil Engineering, Volume 2025, Issue 1, 2025.
This paper presents a novel method for deriving shape functions of a nine‐node rectangular element based on solving the steady‐state heat conduction equation. Unlike traditional methods using Lagrange polynomials, this approach utilizes a linear combination of temperature distribution (TD) coefficients to extract second‐order shape functions for a one ...
Ramin Tabatabaei Mirhosseini   +2 more
wiley   +1 more source

Hypergeometric decomposition of symmetric K3 quartic pencils. [PDF]

open access: yesRes Math Sci, 2020
Doran CF   +5 more
europepmc   +1 more source

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