Results 121 to 130 of about 2,708,251 (409)

Soft‐Layered Composites with Wrinkling‐Activated Multi‐Linear Elastic Behavior, Stress Mitigation, and Enhanced Strain Energy Storage

open access: yesAdvanced Engineering Materials, EarlyView.
In this study, exciting new bi‐/multi‐linear elastic behavior of soft elastic composites that accompany the activation of wrinkling in the embedded interfacial layers is analyzed. The new features and performance of these composite materials, including dramatic enhancements in energy storage, can be tailored by the concentration of interfacial layers ...
Narges Kaynia   +2 more
wiley   +1 more source

Does light color during brooding and rearing impact broiler productivity?

open access: yesPoultry Science, 2022
: Light color during brooding and rearing may impact broiler production; however, literature results are inconsistent. To address this, the effects of 3 wavelength spectra on broiler performance in 2 sex and 2 genotypes (Ross YPMx708 and EPMx708) were ...
B.M. Remonato Franco   +6 more
doaj  

Wavelength Doulbing Bifurcations In A Reaction Diffusion System [PDF]

open access: yesarXiv, 2002
In a two species reaction diffusion system,we show that it is possible to generate a set of wavelength doubling bifuractions leading to spatially chaotic state.The wavelength doubling bifurcations are preceded by a symmetry breaking transition which acts as a precursor.
arxiv  

Alternative Data Reduction Procedures for UVES: Wavelength Calibration and Spectrum Addition

open access: yes, 2008
This paper addresses alternative procedures to the ESO supplied pipeline procedures for the reduction of UVES spectra of two quasar spectra to determine the value of the fundamental constant mu = Mp/Me at early times in the universe.
C.J.A.P. Martins   +10 more
core   +1 more source

Ultrafast and bias-free all-optical wavelength conversion using III-V-on-silicon technology [PDF]

open access: yes, 2011
Using a 7.5 μm diameter disk fabricated with III-V-on-silicon fabrication technology, we demonstrate bias-free all-optical wavelength conversion for non-return-to-zero on–off keyed pseudorandom bit sequence (PRBS) data at the speed of 10 Gbits/s with an ...
Baets, Roel   +10 more
core   +2 more sources

Development and Validation of a One‐Dimensional Finite Difference Simulation Scheme for Polymer Laser Powder Bed Fusion with Application to the Effect of the Inter Layer Time

open access: yesAdvanced Engineering Materials, EarlyView.
The study presents an efficient simulation approach for the polymer laser powder bed fusion process polymers process, validated with polyamide 12, polyamide 6, and polyetherketoneketone. It shows that inter layer time affects part density, with 90s yielding dense parts.
Claas Bierwisch   +4 more
wiley   +1 more source

Numerical Study of the Effect of Lip Surface Roughness on Lubrication of Radial Shaft Seals with a Simple Sinusoidal Model

open access: yesTribology Online, 2013
The effect of lip surface microtopography on lubrication of radial shaft seals is studied numerically. Numerical analysis of hydrodynamic flow at the lip is conducted with a simple sinusoidal wave as a lip surface asperity model.
Hirotaka Mizuta, Joichi Sugimura
doaj   +1 more source

Performance Evaluation of Wavelength Routed Optical Network with Wavelength Conversion [PDF]

open access: yesJournal of Telecommunications, Volume 2, Issue 1, p110-114, April 2010, 2010
The rapid development of telecommunication networks is driven by user demands for new applications and advances in technologies. The explosive growth of the internet traffic is due to its use for collecting the information, communication, multimedia application, entertainment, etc.
arxiv  

Mechanisms of Increasing Weld Depth during Temporal Power Modulation in High‐Power Laser Beam Welding

open access: yesAdvanced Engineering Materials, EarlyView.
Temporal power modulation increases weld depth in high‐power laser beam welding of dissimilar round bars by nearly 20% compared to same average continuously welded welding power. The mechanism of action also applies to sheet welding and depends on the inertia of keyhole depth for the modulated laser beam power.
Jan Grajczak   +7 more
wiley   +1 more source

Research of Mine-used Fire Detection System by Use of Fiber Bragg Grating

open access: yesGong-kuang zidonghua, 2010
Fiber Bragg grating(FBG) fire detector was packaged by use of a special alloy material.Related temperature sensing experiment showed that temperature sensitivity of the fire detector is(1.755 times) than bare grating,and temperature sensitization was ...
WEI Shi-ming~, CHAI Jing~, XU Li~
doaj  

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