Results 61 to 70 of about 1,009,132 (327)

Projectile-shape dependence of impact craters in loose granular media

open access: yes, 2003
We report on the penetration of cylindrical projectiles dropped from rest into a dry, noncohesive granular medium. The cylinder length, diameter, density, and tip shape are all explicitly varied.
A.M. Walsh   +7 more
core   +2 more sources

An Inkjet‐Printed Platinum‐Based Temperature Sensing Element on Polyimide Substrates

open access: yesAdvanced Engineering Materials, EarlyView.
An inkjet‐printed, meander‐structured, nanoparticle platinum‐based resistive temperature sensors on polyimide substrates are demonstrated as proof‐of‐concept. Optimized sintering at 250°C enables stable conductive structures. The Pt100‐ and Pt1000‐type sensors exhibit linear resistance–temperature characteristics with stable TCR in the 20°C–80°C range,
Shawon Alam   +6 more
wiley   +1 more source

Simulation of Unsteady Flow Around a Cylinder

open access: yesWasit Journal of Engineering Sciences, 2015
       In this paper, the phenomena of vortex shedding from the circular cylinder surface has been studied at several Reynolds Numbers (40≤Re≤ 300).The 2D, unsteady, incompressible, Laminar flow, continuity and Navier Stokes equations have been solved ...
Ridha Alwan Ahmed
doaj   +1 more source

Densest columnar structures of hard spheres from sequential deposition

open access: yes, 2011
The rich variety of densest columnar structures of identical hard spheres inside a cylinder can surprisingly be constructed from a simple and computationally fast sequential deposition of cylinder-touching spheres, if the cylinder-to-sphere diameter ...
Chan, Ho-Kei
core   +1 more source

Recent Advancements in Bulk Processing of Rare‐Earth‐Free Hard Magnetic Materials and Related Multiscale Simulations

open access: yesAdvanced Engineering Materials, EarlyView.
This article provides an overview of recent advancements in bulk processing of rare‐earth‐free hard magnetic materials. It also addresses related simulation approaches at different scales. The research on rare‐earth‐free magnetic materials has increased significantly in recent years, driven by supply chain issues, environmental and social concerns, and
Daniel Scheiber, Andrea Bachmaier
wiley   +1 more source

Hybrid Auxetic Architectures: Integrating Curvature‐Driven Design for Enhanced Mechanical Tunability and Structural Performance

open access: yesAdvanced Engineering Materials, EarlyView.
Curvature‐tuned auxetic lattices are designed, fabricated, and mechanically characterized to reveal how geometric curvature governs stretchability, stress redistribution, and Poisson's ratio evolution. Photoelastic experiments visualize stress pathways, while hyperelastic simulations quantify deformation mechanics.
Shuvodeep De   +3 more
wiley   +1 more source

On identification of two-dimensional density of an elastic inhomogeneous cylinder [PDF]

open access: yesИзвестия Саратовского университета. Новая серия: Математика. Механика. Информатика
Within the framework of the linear theory of elasticity, using the model of an isotropic body, the problem of steady-state vibrations of an inhomogeneous hollow cylinder is formulated.
Dudarev, Vladimir Vladimirovich   +1 more
doaj   +1 more source

Thermoelastic analysis of FGM hollow cylinder for variable parameters and temperature distributions using FEM

open access: yesNonlinear Engineering, 2020
This paper presents, numerical study of stress field in functionally graded material (FGM) hollow cylinder by using finite element method (FEM). The FGM cylinder is subjected to internal pressure and uniform heat generation.
Sharma Dinkar, Kaur Ramandeep
doaj   +1 more source

A Jumping Cylinder on an Incline

open access: yes, 2012
The problem of a cylinder of mass m and radius r, with its center of mass out of the cylinder axis, rolling on an incline that makes an angle with respect to the horizontal is analyzed.
Gómez, R. W.   +2 more
core   +1 more source

Experimental investigation of the flow-induced vibration of a curved cylinder in convex and concave configurations [PDF]

open access: yes, 2014
Experiments have been conducted to investigate the two-degree-of-freedom vortex-induced vibration (VIV) response of a rigid section of a curved circular cylinder with low mass-damping ratio.
Assi, Gustavo   +3 more
core   +1 more source

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