Results 81 to 90 of about 1,299,130 (332)

Evaluation of the Potential of Laser Shock Peening Compared with Cold Expansion for Improving Fatigue Resistance of Riveted Lap Joints of Aerospace Grade 7175 Al Alloy

open access: yesAdvanced Engineering Materials, EarlyView.
This study investigates laser shock peening for enhancing fatigue performance of riveted aerospace aluminum joints. A comparative approach with cold expansion combines fatigue testing and synchrotron X‐ray methods. Integrating mechanical testing with residual stress and strain characterization provides insights into how different treatments affect the ...
Ogün Baris Tapar   +6 more
wiley   +1 more source

On the scalar components of the canonical form on higher order frame bundles

open access: yesДифференциальная геометрия многообразий фигур
A detailed obtaining of the expressions for the scalar components of the canonical form on higher order frame bundles over a smooth manifold has been done.
A. V. Kuleshov
doaj   +1 more source

Inlet device with double exponential profile distributor for indoor air dispensation

open access: yesSelected Scientific Papers: Journal of Civil Engineering, 2019
This paper presents a device for introducing air inside a room with the novelty of double-exponential profile of the distributor. This allows entering the rooms of large quantities of blow-in air with low velocities, with the result of possible use in ...
Domnita Florin, Kapalo Peter
doaj   +1 more source

Flow Structure of a Coaxial Circular Jet with Axisymmetric and Helical Instability Modes

open access: yesJournal of Fluid Science and Technology, 2011
The flow structures in a coaxial jet with axisymmetric and helical instability modes for a comparatively low Reynolds number were investigated. The flow visualization and the measurements of velocities were carried out in an open water tank. In addition,
Takahiro KIWATA   +4 more
doaj   +1 more source

Is Young's Modulus a Critical Coating Property Determining Fouling‐Release Performance of Marine Coatings?

open access: yesAdvanced Engineering Materials, EarlyView.
The release of foulers from protective marine coatings is determined by several interrelated material properties, including the strength of Young's modulus, the flexibility of chain segments, the surface free energy, and the magnitude of hydrodynamic stress.
Johann C. Schaal   +2 more
wiley   +1 more source

Linear Stochastic Estimation of the Velocity Field from a High-Bypass Nozzle with and without Mixing Devices

open access: yesJournal of Fluid Science and Technology, 2011
Linear Stochastic estimation (LSE) is employed to compare the large-scale structure of a jet exhausted through a coaxial nozzle configuration with and without mixing devices on the coaxial stream.
Jeff KASTNER   +2 more
doaj   +1 more source

Jet Modules

open access: yesCanadian Journal of Mathematics, 2007
AbstractIn this paper we classify indecomposable modules for the Lie algebra of vector fields on a torus that admit a compatible action of the algebra of functions. An important family of suchmodules is given by spaces of jets of tensor fields.
openaire   +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

Review on recent developments in jet finding

open access: yes, 2008
We review recent developments related to jet clustering algorithms and jet finding. These include fast implementations of sequential recombination algorithms, new IRC safe algorithms, quantitative determination of jet areas and quality measures for jet ...
Rojo, Juan
core   +1 more source

Enhancing the aggressive intensity of a cavitating jet by introducing a cavitator and a guide pipe

open access: yesJournal of Fluid Science and Technology, 2014
In order to enhance the aggressive intensity of a cavitating jet for practical applications, such as cavitation peening, a nozzle equipped with an additional nozzle upstream from the main nozzle, i.e., a cavitator, and a guide pipe downstream from the ...
Hitoshi SOYAMA
doaj   +1 more source

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