Results 81 to 90 of about 840,202 (297)

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

Experimental investigation of CoFe$_2$O$_4$ particle size and acoustic properties of magnetic fluid

open access: yesArchives of Acoustics, 2014
In this paper magnetic particle size and acoustic properties of the ferrofluid with CoFe$_2$O$_4$ particles are presented. The results acquired from atomic force microscope measurements will let us set average value for the hydrodynamic diameter of ...
Bartek Zieliński   +2 more
doaj  

The Absorption Coefficients of Soft X-Rays

open access: yesPhysical Review, 1916
"Reprinted from the Physical review, n.s., vol. VIII, no. 4, October, 1916." ; "A private edition distributed by the University of Chicago libraries." ; Thesis (Ph. D.)--University of Chicago, 1916. ; Mode of access: Internet.
openaire   +4 more sources

Prediction of Surface Topography Parameters in Direct Laser Interference Patterning of Stainless Steel Using Infrared Monitoring and Convolutional Neural Networks

open access: yesAdvanced Engineering Materials, EarlyView.
This study presents an infrared monitoring approach for direct laser interference patterning (DLIP) combined with a convolutional neural network (CNN). Thermal emission data captured during structuring are used to predict surface topography parameters.
Lukas Olawsky   +5 more
wiley   +1 more source

Influence of an Argon/Silane Atmosphere on the Temperature of a Thermal Plasma

open access: yesAdvanced Engineering Materials, EarlyView.
The influence of a silane‐doped argon atmosphere on the chemical composition and temperature of a thermal nontransferring argon plasma is investigated using optical emission spectroscopy. As a result of the high amount of free electrons resulting from the stepwise ionization and dissociation of the silane molecule, even a silane addition of 0.01 vol ...
Lena Kreie   +4 more
wiley   +1 more source

Experimental determination of the absorption strength in absorbing chaotic cavities

open access: yes, 2007
Due to the experimental necessity we present a formula to determine the absorption strength by power losses inside a chaotic system (cavities, graphs, acoustic resonators, etc) when the antenna coupling, always present in experimental measurements, is ...
C. Ellegaard   +5 more
core   +1 more source

A Numerical–Experimental Approach for Multi‐Matrix Fiber‐Reinforced Plastics Characterization Using Finite Element Model Updating

open access: yesAdvanced Engineering Materials, EarlyView.
A numerical–experimental framework is developed for characterizing multi‐matrix fiber‐reinforced polymers (MM‐FRPs) combining epoxy and polyurethane matrices. Harmonic bending tests are integrated with finite element model updating (FEMU) to simultaneously identify elastic and viscoelastic material parameters.
Rodrigo M. Dartora   +4 more
wiley   +1 more source

Optical Goniometer Paired with Digital Monte Carlo Twin to Determine the Optical Properties of Turbid Media

open access: yesSensors
We present a goniometer designed for capturing spectral and angular-resolved data from scattering and absorbing media. The experimental apparatus is complemented by a comprehensive Monte Carlo simulation, meticulously replicating the radiative transport ...
Levin Stolz   +3 more
doaj   +1 more source

InAs/InAsSb Strained-Layer Superlattice Mid-Wavelength Infrared Detector for High-Temperature Operation

open access: yesMicromachines, 2019
This paper reports an InAs/InAsSb strained-layer superlattice (SLS) mid-wavelength infrared detector and a focal plane array particularly suited for high-temperature operation. Utilizing the nBn architecture, the detector structure was grown by molecular
Gamini Ariyawansa   +3 more
doaj   +1 more source

Application of Viscothermal Wave Propagation Theory for Reduction of Boundary Layer Induced Noise [PDF]

open access: yes, 2003
Boundary layer induced noise, i.e. noise inside the aircraft resulting from the turbulent boundary layer enclosing the fuselage, is known to dominate air-cabin noise at cruise conditions.
Boer, A. de   +2 more
core   +1 more source

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