Results 81 to 90 of about 38,767 (265)

Methods for a nonuniform Bose gas

open access: yesJournal of Research of the National Institute of Standards and Technology, 1996
10 pages, no figures ...
Huang, Kerson, Tommasini, Paolo
openaire   +3 more sources

Experimental Characterization of Mycelium‐Based Composites Under Multiple Loading Conditions

open access: yesAdvanced Engineering Materials, EarlyView.
This study examines the mechanical response of mycelium‐based composites under compression, shear, and tension using mechanical testing and imaging methods. The comparison between unpressed and hot‐pressed specimens shows that hot pressing is associated with higher compression and shear stiffnesses.
Shaghayegh Elahi   +5 more
wiley   +1 more source

Uniform and nonuniform recognizability

open access: yesTheoretical Computer Science, 2003
zbMATH Open Web Interface contents unavailable due to conflicting licenses.
openaire   +1 more source

Compatibility of Methacrylate Based Resins Controls Interfacial Failure and Toughness in 3D‐Printed Multimaterial Composites

open access: yesAdvanced Engineering Materials, EarlyView.
This work shows that the mechanical performance of multimaterial digital light processing (DLP) printed thermoset composites is governed by resin compatibility and interfacial design rather than spatial patterning alone. Brittle and ductile resin combinations produced premature interfacial failure, while graded interfaces and mechanically compatible ...
Ahmed M. H. Ibrahim   +3 more
wiley   +1 more source

Adaptive mesh based Haar wavelet approximation for a singularly perturbed integral boundary problem [PDF]

open access: yesIranian Journal of Numerical Analysis and Optimization
This research presents a nonuniform Haar wavelet approximation of a singularly perturbed convection-diffusion problem with an integral boundary. The problem is discretized by approximating the second derivative of the solution with the help of a ...
P. Shukla, S. Saini, V. Devi
doaj   +1 more source

Advanced Electron Microscopy and Microcomputed Tomography Analysis of Single‐Crystal Ni‐Base Superalloys After Short‐Term Multiaxial Creep

open access: yesAdvanced Engineering Materials, EarlyView.
This work studies the anisotropic behavior of circular notched tensile specimens of Ni‐base superalloy single crystals during high‐temperature tensile creep along [001], [110], and [111]. Correlative scale‐bridging imaging of specimens reveals early rupture along [110] because 1) plastic deformation proceeds faster at notch center; 2) more (brittle ...
Leonardo Agudo Jácome   +6 more
wiley   +1 more source

On Nonuniform Polynomial Trichotomy of Linear Discrete-Time Systems in Banach Spaces

open access: yesJournal of Applied Mathematics, 2014
We study two nonuniform polynomial trichotomy concepts for linear discrete-time systems in Banach spaces. Our main objective is to give summation property for nonuniform polynomial trichotomies.
Zhi-gang Li, Xiao-qiu Song, Xiu-li Yang
doaj   +1 more source

Knowledge-based nonuniform crossover

open access: yesProceedings of the First IEEE Conference on Evolutionary Computation. IEEE World Congress on Computational Intelligence, 2002
Summary: We present a new ``knowledge-based nonuniform crossover'' operator for genetic algorithms that generalizes uniform crossover. We extend this to ``Dynamic knowledge-based nonuniform crossover'', which constantly updates the knowledge extracted thus far from the environment's feedback on previously generated chromosomes.
Maini, Harpal   +3 more
openaire   +4 more sources

Continuous Stiffness Graded Metal–Ceramic Femoral Stems: UMAT‐Based Design and Finite Element Assessment

open access: yesAdvanced Engineering Materials, EarlyView.
Functionally graded metal–ceramic femoral stems are engineered through continuous UMAT‐based stiffness tailoring, eliminating discrete material interfaces while enhancing biomechanical compatibility. Low‐index power‐law gradation optimizes load transfer, reduces stress shielding, and controls implant–bone micromotion, highlighting a materials‐design ...
Rihem Nouira, Sameh Elleuch, Hanen Jrad
wiley   +1 more source

Proportional Nonuniform Multi-Gabor Expansions

open access: yesEURASIP Journal on Advances in Signal Processing, 2004
A nonuniform multi-Gabor expansion (MGE) scheme is studied under proportional time and frequency (TF) shifts among different window indices . In particular, TF parameters for each are different, but proportional and relevant to windows' TF patterns ...
Li Shidong
doaj   +1 more source

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