Results 31 to 40 of about 9,473,807 (397)

Double-Level Energy Absorption of 3D Printed TPMS Cellular Structures via Wall Thickness Gradient Design

Materials, 2021
This paper investigates the deformation mechanism and energy absorption behaviour of 316 L triply periodic minimal surface (TPMS) structures with uniform and graded wall thicknesses fabricated by the selective laser melting technique.
Minting Zhong, Wei Zhou, H. Xi, Yingjing Liang, Zhigang Wu   +4 more
semanticscholar   +1 more source

A ribbed strategy disrupts conventional metamaterial deformation mechanisms for superior energy absorption

Virtual and Physical Prototyping
Enhancing energy absorption in mechanical metamaterials has been a focal point in structural design. Traditional methods often include introducing heterogeneity across unit cells.
Xinxin Wang, Xinwei Li, Zhendong Li, Zhonggang Wang, Wei Zhai   +4 more
semanticscholar   +1 more source

Delocalized Deformation Enhanced Reusable Energy Absorption Metamaterials Based on Bistable Tensegrity

Advanced Functional Materials
Mechanical metamaterials are rationally designed structures possessing exceptional properties that can be manufactured by 3D printing techniques. Mechanical metamaterials provide an unprecedented platform for energy absorption, mitigating damage caused ...
Hao Yang, Jie Zhang, Ji Wang, Jinbo Hu, Zhigang Wu, Fei Pan, Jianing Wu   +6 more
semanticscholar   +1 more source

A Study on the Energy Absorption Performance of Mine Grooved Conical Tube Energy Absorption Components

Buildings
When rockbursts occur, hydraulic support is prone to impact failure, which leads to severe casualties and economic losses. To improve the performance of hydraulic support structures under impact loading, a grooved conical tube is designed as an energy ...
Ziyang Li, Xiaochun Xiao, Jun Xu, Bin Sun   +3 more
doaj   +1 more source

RESEARCH ON AXIAL IMPACT ENERGY ABSORPTION CHARACTERISTICS OF METAL SPHERICAL SHELL FILLED RETICULATED TUBE

Jixie qiangdu, 2023
In this study, the concept of energy absorption and collision avoidance of metal tubes in the transportation field is combined with a spherical reticulated shell structure with excellent vibration absorption and impact resistance in the construction ...
ZHENG ShiWei, WU Fei, ZHANG ZhengRong
doaj  

Parton Energy Loss with Detailed Balance [PDF]

, 2001
Stimulated gluon emission and thermal absorption in addition to induced radiation are considered for an energetic parton propagating inside a quark- gluon plasma.
A. B. Migdal, B. G. Zakharov, B. G. Zakharov, B. G. Zakharov, E. Braaten, Enke Wang, H. A. Weldon, L. D. Landau, M. Gyulassy, M. Gyulassy, M. Gyulassy, P. Lévai, R. Baier, R. Baier, U. A. Wiedemann, X. Guo, X.-N. Wang, X.-N. Wang, Xin-Nian Wang   +18 more
core   +2 more sources

Topology optimised novel lattice structures for enhanced energy absorption and impact resistance

Virtual and Physical Prototyping
This study evaluates topologically optimized lattice structures for high strain rate loading, crucial for impact resistance. Using the BESO (Bidirectional Evolution Structural Optimisation) topology optimisation algorithm, CompIED and ShRIED topologies ...
Abdulla Almesmari, I. Barsoum, Rashid K. Abu Al-Rub   +2 more
semanticscholar   +1 more source

Optimizing Miura Origami for Enhanced Energy Absorption: A Multi-Objective Approach

Журнал інженерних наук
This research addresses the critical challenge of improving structural energy absorption in crash scenarios. The study investigates the optimization of Miura origami-inspired thin-walled structures for vehicle safety systems.
Kusyairi I., Choiron M. A., Purnowidodo A., Bintarto R.   +3 more
doaj   +1 more source

Evaluation on crashworthiness and energy absorption of composite light airplane [PDF]

[[abstract]]The main aim of this study was to explore the safety differences when using aluminum alloy and three different fiber reinforced composites as material for the cockpit and fuselage of light aircraft under crash landing.
Pu-Woei Chen
core   +1 more source

Indirect Optical Absorption of Single Crystalline beta-FeSi2

, 2004
We investigated optical absorption spectra near the fundamental absorption edge of beta-FeSi2 single crystals by transmission measurements. The phonon structure corresponding to the emission and absorption component was clearly observed in the low ...
Kikuma, Isao, Masumoto, Yasuaki, Okuno, Tsuyoshi, Tajima, Hiroyuki, Udono, Haruhiko   +4 more
core   +2 more sources