Results 11 to 20 of about 10,620,539 (340)

Analysis on characteristics of anti-impact and energy absorption of new type of composite folding column used in mining

open access: yesMeitan kexue jishu, 2023
The roadway anti-impact energy absorption support can effectively prevent the occurrence of rock burst, reduce the casualties and property losses caused by sudden disasters, and has achieved good application effect.
XU Hailiang, GUO Xu, SONG Yimin, AN Dong
doaj   +1 more source

4D Metamaterials with Zero Poisson's Ratio, Shape Recovery, and Energy Absorption Features

open access: yesAdvanced Engineering Materials, 2022
This article introduces novel 3D zero Poisson's ratio (ZPR) metamaterials for reversible energy absorption applications fabricated by 4D printing technology.
Ramin Hamzehei   +4 more
semanticscholar   +1 more source

Experimental and Numerical Studies on the Impact Energy Absorption of Cutting Shear Rings

open access: yesApplied Sciences, 2023
To improve the passive safety of the collision process, we designed a kind of energy absorption device based on cutting shear rings (CSR). It can be installed in a limited space, overcoming the characteristic of traditional energy absorption devices that
Shujian Yao   +4 more
doaj   +1 more source

Additive-manufactured hierarchical multi-circular lattice structures for energy absorption application

open access: yesMaterials & Design (1980-2015), 2021
In this work, a new hierarchical lattice design is proposed by replacing the original straight beams of face-centered cubic (FCC) lattice with a string of higher-level circular beams from the perspective of forming more plastic hinges to improve the ...
Peng Wang   +4 more
semanticscholar   +1 more source

Quasi-static axial crushing of hexagonal origami crash boxes as energy absorption devices [PDF]

open access: yesMechanical Sciences, 2019
Thin-walled tubes are widely used as energy absorption devices for their low cost and high manufacturability. Introduction of the origami technique enables the tube to follow a pre-determined failure mode and to improve its energy absorption efficiency ...
J. Ma   +10 more
doaj   +1 more source

Cushioning energy absorption of paper corrugation tubes with regular polygonal cross-section under axial static compression

open access: yesScience and Engineering of Composite Materials, 2021
The paper corrugation tube is an innovative kind of energy absorbing structure and shock absorber which can play an important role on the cushioning energy absorption for airdrop equipments and transportation packaging.
Kang Jianfen   +4 more
doaj   +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

Bioinspired cementitious-polymer composite for increased energy absorption [PDF]

open access: yesMATEC Web of Conferences, 2021
Preliminary results are presented on the energy absorbing characteristics of a cementitious-polymer architecture bioinspired by the organic-inorganic composite structure of nacre.
Painter T. Trevor   +4 more
doaj   +1 more source

Cushioning energy absorption of regular polygonal paper corrugation tubes under axial drop impact

open access: yesScience and Engineering of Composite Materials, 2020
The paper corrugation tube is an attractive and innovative mode of cushioning protection and energy absorption for the general protection and packaging technology of military and civil products.
Guo Yanfeng   +5 more
doaj   +1 more source

Mechanical properties and energy–absorption capabilities of thermoplastic sheet gyroid structures

open access: yesMechanics of Advanced Materials and Structures, 2021
The development of additive manufacturing and lattice structures has created opportunities for the development of lightweight impact–absorption structures that can overcome most constraints of previously used materials such as expanded polystyrene foams.
S. Higuera, R. Miralbés, D. Ranz
semanticscholar   +1 more source

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