Results 11 to 20 of about 1,680,841 (298)

Crashworthiness capability of jute and glass fibre reinforced epoxy tubes under quasi-static loading condition for automotive application [PDF]

open access: yes, 2021
During last few years, the interest in using natural fibers as reinforcement in polymers has increased dramatically. Natural fibers are not only strong and lightweight but also relatively very cheap.
Hamza, Sabah Salim
core   +1 more source

Electromagnetic absorption of quasi-1D Majorana nanowires [PDF]

open access: yes, 2015
We calculate the electromagnetic absorption cross section of long and narrow nanowires, in the so-called quasi-1D limit. We consider only two transverse bands and compute the dipole absorption cross section taking into account quasiparticle transitions ...
Osca, Javier, Serra, Llorenç
core   +2 more sources

Enhanced Energy Absorption of Additive-Manufactured Ti-6Al-4V Parts via Hybrid Lattice Structures

open access: yesMicromachines, 2023
In this study, we present the energy absorption capabilities achieved through the application of hybrid lattice structures, emphasizing their potential across various industrial sectors.
Seong Je Park   +5 more
doaj   +1 more source

Radio Emission and Particle Acceleration in SN 1993J [PDF]

open access: yes, 1998
The radio light curves of SN 1993J are found to be well fit by a synchrotron spectrum, suppressed by external free-free absorption and synchrotron self-absorption. A standard r^-2 circumstellar medium is assumed, and found to be adequate.
Claes Fransson   +12 more
core   +2 more sources

Architected lattices with adaptive energy absorption [PDF]

open access: yesExtreme Mechanics Letters, 2019
Energy absorbing materials, like foams used in protective equipment, are able to undergo large deformations under low stresses, reducing the incoming stress wave below an injury or damage threshold. They are typically effective in absorbing energy through plastic deformation or fragmentation.
Yifan Wang   +5 more
openaire   +3 more sources

Energy absorption in the laser-QED regime

open access: yesScientific Reports, 2019
A theoretical and numerical investigation of non-ponderomotive absorption at laser intensities relevant to quantum electrodynamics is presented. It is predicted that there is a regime change in the dependence of fast electron energy on incident laser ...
Alex F. Savin   +6 more
doaj   +1 more source

Numerical and experimental studies on compressive behavior of Gyroid lattice cylindrical shells

open access: yesMaterials & Design, 2020
In this paper, Gyroid lattice cylindrical shell (LCS) specimens were designed by a newly proposed mapping methodology and were fabricated by selective laser melting (SLM) technology. Their energy absorption and deformation modes were investigated through
Yongzhen Wang   +8 more
doaj   +1 more source

Crashworthiness optimization for cutting energy-absorbing structures based on the multiobjective G-CBW method

open access: yesAlexandria Engineering Journal, 2023
The energy absorption structure of a train is an important part of passive safety protection during train collisions and is the last line of defense to protect both passengers and trains.
Weinian Guo   +5 more
doaj   +1 more source

Energy-absorption characteristics of composite C-channels with different flange widths under axial compression

open access: yesJournal of Aeronautical Materials, 2023
Quasi-static axial compression experiments were conducted on the composite thin-walled C-channels with different flange widths. The axial compression failure modes and failure mechanisms were analyzed through CT scanning,and the effects of different ...
MOU Haolei   +4 more
doaj   +1 more source

Encapsulated OSB Energy Absorption Potential

open access: yesBrazilian Journal of Radiation Sciences, 2022
The transport of radioactive substances is, in many ways, necessary in the context of the nuclear fuel cycle that aims to generate energy or radioisotopes. In the event of a possible accident, the shock-absorbing parts reduce the mechanical stresses on the other components of the transport packaging, since a large part of the kinetic energy is absorbed
Daniel Silva de Mello Carvalho   +1 more
openaire   +2 more sources

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