Results 81 to 90 of about 481,381 (297)

Analysis of Structural Responses of a Horizontal Axis Wind Turbine at Maximum Aerodynamic Performance [PDF]

open access: yesJournal of Applied and Computational Mechanics
This numerical analysis investigates the interplay between fluid dynamics and structural mechanics within a horizontal axis wind turbine. Tip speeds ranging from 1 to 8.1 are explored, focusing on blade structural responses at maximum aerodynamic ...
Ahmed TAIBAOUI   +2 more
doaj   +1 more source

On the structure of maximum modulus algebras [PDF]

open access: yesProceedings of the American Mathematical Society, 1958
i.e., if every fER attains its maximum modulus on C. As a matter of convenience, we shall, in this paper, abbreviate "maximum modulus algebra on K" to "M-algebra." Examples of Al-algebras which come to mind immediately are (a) the algebra (a consisting of all functions which are continuous on K and analytic in U, (b) any subalgebra of (a, (c) any ...
openaire   +2 more sources

Design and Prototyping of Topology‐Optimized, Additively Manufactured Lightweight Components for Space Robotic Systems: A Case Study

open access: yesAdvanced Engineering Materials, EarlyView.
The results demonstrate a simulation‐driven workflow that applies LSB topology optimization with additive manufacturing constraints to mission‐specific load cases, integrating European Cooperation for Space Standardization compliant verification and manufacturability to develop structurally efficient rover suspension components.
Stelios K. Georgantzinos   +11 more
wiley   +1 more source

The Effect of (á-Al2O3) Volume Fraction on The Mechanical Properties of (Al-Alumina) Metal Matrix Composite [PDF]

open access: yesEngineering and Technology Journal, 2011
This research tends to study the effect of change in volume fraction of alpha phase alumina on mechanical properties of a metal matrix composite specimens contain (Al- áAl2O3).
Fawziea M. Hussien   +1 more
doaj   +1 more source

Screen‐Printed Flexible Piezoelectric Force Sensor Array with Electromagnetic Interference Shielding

open access: yesAdvanced Engineering Materials, EarlyView.
This article introduces a flexible screen‐printed piezoelectric sensor array designed for low‐frequency healthcare applications such as tactile sensing and cardiovascular monitoring. The device integrates interface electronics enabling the simultaneous acquisition of up to 128 signals, along with flexible EMI shielding that significantly reduces noise ...
Joseph Faudou   +6 more
wiley   +1 more source

On the derivative and maximum modulus of a polynomial

open access: yesJournal of Inequalities and Applications, 2006
If is a polynomial of degree , having all its zeros in , then it was proved by Turán that . This result of Turán was generalized by Govil, who proved that if has all its zeros in , , then , .
Govil NK   +3 more
doaj  

Estimation of Resilient Modulus for Coarse-Grained Subgrade Soils from Quick Shear Tests for Mechanistic-Empirical Pavement Designs

open access: yesDesigns, 2019
The resilient modulus represents the subgrade soil stiffness, and it is considered one of the key material inputs in the Mechanistic Empirical Pavement Design Guide (MEPDG).
Md Mostaqur Rahman   +2 more
doaj   +1 more source

The minimal growth of entire functions with given zeros along unbounded sets

open access: yesМатематичні Студії, 2020
Let $l$ be a continuous function on $\mathbb{R}$ increasing to $+\infty$, and $\varphi$ be a positive function on $\mathbb{R}$. We proved that the condition $$ \varliminf_{x\to+\infty}\frac{\varphi(\ln[x])}{\ln x}>0 $$ is necessary and sufficient in ...
I. V. Andrusyak, P.V. Filevych
doaj   +1 more source

Transfer of Energy and Momentum Between Magnetoactive Surface Microstructure and a Solid Object

open access: yesAdvanced Engineering Materials, EarlyView.
We demonstrate that magnetoactive multilamellar arrays subjected to a rotating magnetic field can function as platforms for controlled transport of physical objects. Through systematic experimental investigation, we elucidate the underlying physical mechanisms determining the upper limit of the achievable transportation speed in such magnetic “conveyor‐
Arne Geldof   +9 more
wiley   +1 more source

Effect of maximum grain size on value of modulus of rupture reactive powder concrete

open access: yesMedia Komunikasi Teknik Sipil, 2020
Modulus of rupture (R) is a measurement of a tensile strengh of a concrete beam. The value of R is affected by the size of fine aggregat grain, the density of the concrete beam and the water-cement ratio.
Widodo Kushartomo   +2 more
doaj   +1 more source

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