Results 41 to 50 of about 8,919 (268)

Estimates of Lp Modulus of Continuity of Generalized Bounded Variation Classes

open access: yesJournal of Function Spaces, 2014
Some sharp estimates of the Lp1 ...
Heping Wang, Zhaoyang Wu
doaj   +1 more source

Recent Progress in Oxide‐Based Na‐Ion Conductors

open access: yesAdvanced Engineering Materials, EarlyView.
Recent advances in oxide‐based sodium‐ion conductors are reviewed, focusing on β/β″‐alumina, NASICON‐type compounds, and Na5YSi4O12‐type (N5) silicates, together with emerging perovskite and layered oxides. Improvements in ionic conductivity, compositional tuning, and processing are highlighted.
Bowei Xun   +3 more
wiley   +1 more source

The Approximation of Bivariate Blending Variant Szász Operators Based Brenke Type Polynomials

open access: yesAdvances in Mathematical Physics, 2018
We have constructed a new sequence of positive linear operators with two variables by using Szasz-Kantorovich-Chlodowsky operators and Brenke polynomials.
Behar Baxhaku   +2 more
doaj   +1 more source

Quantitative-Voronovskaya and Grüss-Voronovskaya type theorems for Szász-Durrmeyer type operators blended with multiple Appell polynomials

open access: yesJournal of Inequalities and Applications, 2017
In this paper, we establish a link between the Szász-Durrmeyer type operators and multiple Appell polynomials. We study a quantitative-Voronovskaya type theorem in terms of weighted modulus of smoothness using sixth order central moment and Grüss ...
Trapti Neer, Purshottam Narain Agrawal
doaj   +1 more source

On the Lightweight Potential of Laser Additive Manufactured NiTi Triply Periodic Minimal Sheet Lattices

open access: yesAdvanced Engineering Materials, EarlyView.
This study explores the lightweight potential of laser additive‐manufactured NiTi triply periodic minimal surface sheet lattices. It systematically investigates the effects of relative density and unit cell size on surface quality, deformation recovery, compression behavior, and energy absorption.
Haoming Mo   +3 more
wiley   +1 more source

On the q−derivatives of a new sequence of operators

open access: yesLe Matematiche, 2013
In this paper we obtain moment estimates for a new sequence of q−operators very recently introduced by Aral and Gupta [1]. We obtain degree of approximation by the q−derivatives of these operators.
Asha Ram Gairola, Girish Dobhal
doaj  

Numerical Investigation of a Dual‐Mode Shape Memory Alloy Stent Enabling Secondary Expansion via Focused Ultrasound: A Potential Strategy for Correcting In‐Stent Restenosis

open access: yesAdvanced Engineering Materials, EarlyView.
This study demonstrates a novel noninvasive strategy to treat in‐stent restenosis using focused ultrasound. A shape memory alloy stent initially expands at body temperature. If restenosis occurs, targeted ultrasound heating thermally actuates the stent, enabling a secondary expansion to reopen the blocked vessel, offering a potential alternative to ...
Stephen Asare   +3 more
wiley   +1 more source

On Continuity Properties of the Modulus of Local Contractibility

open access: yesJournal of Mathematical Analysis and Applications, 1997
zbMATH Open Web Interface contents unavailable due to conflicting licenses.
Repovš, Dušan, Semenov, Pavel V
openaire   +1 more source

Laser Powder Bed Fusion of Copper–Tungsten Composites for Heat Sink Applications in High‐Power Electronics

open access: yesAdvanced Engineering Materials, EarlyView.
This article demonstrates the successful qualification of a copper–tungsten composite for laser powder bed fusion. The resulting components exhibited high density, high thermal conductivity, and reduced thermal expansion. Heat sinks with complex geometries were successfully manufactured, clearly showcasing the material's potential for additive ...
Simon Rauh   +6 more
wiley   +1 more source

Boundary modulus of continuity and quasiconformal mappings

open access: yesAnnales Academiae Scientiarum Fennicae Mathematica, 2012
In [the reviewer and \textit{R. Näkki}, J. Lond. Math. Soc., II. Ser. 44, No. 2, 339--350 (1991; Zbl 0755.30026)] it was shown that if in a bounded domain \(D\) a quasiconformal mapping \(f:D \rightarrow \mathbb{R}^n\), continuous in \(\overline{D}\), satisfies \[ |f(x) - f(y)| \leq M|x-y|^{\alpha}\quad\text{for all}\quad x,y \in \partial D, \] then \[
Arsenović, Miloš   +2 more
openaire   +4 more sources

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