共搜索到18482条信息,每页显示10条信息,共1849页。用时:0小时0分0秒979毫秒
Energy Absorption and Deformation Mechanism of Lotus-type Porous Coppers in Perpendicular DirectionWeidong Li1,2,Kai Xu3,Honghao Li4,Haoling Jia2,Xinhua Liu1,Jianxin Xie11. Key Laboratory of Advanced... used for energy absorption in the automotive and aerospace industries, recently invented lotus-type porous metals are viewed as potential energy absorbers. Yet, solid conclusion on their eligibility......
......
Mechanical behaviors and energy absorption properties of Y/Cr and Ce/Cr coated open-cell nickel-based alloy foamsZhi-Li Hu1,2,Qiu Pang3,Guo-Qiang Ji4,Gao-Hui Wu1,21. State Key Laboratory of Advanced... in detail.Then,the effects of Y and Ce addition on the mechanical properties of open-cell nickel-based alloy foams were analyzed and compared.Simultaneously,the energy absorption capacity and energy......
to the direct transition at higher energy was observed. The absorption peak was attributed to the transition from the spin-orbit-split valence band to the lowest conduction band along the Λ direction... to compressional strain, and furthermore, may increase the energy gap. A direct method for probing the band structure of semiconductor is to measure the absorption spectrum or emission of radiation. One......
Mechanical properties and energy absorption of extruded Mg–2.0Zn–0.3Zr alloy with Y additionBin-Jiang Lv1,Jian Peng1,2,Yi Peng1,Ai-Tao Tang1,Fu-Sheng Pan1,21. College of Materials Science... element Y addition on mechanical properties and energy absorption of a low Zn content Mg–Zn–Zr system alloy and the deformation temperature of optimized alloy were investigated by room tensile test......
, and empirical relationships among plateau stress, elastic modulus, densification strains and energy absorption are formulated considering their practical significance. The performance indices... density; plateau stress; energy absorption 1 Introduction In past several years, metal foam has emerged as potential material in varieties of applications especially where low density and high energy......
Absorption of sulfur dioxide using membrane and enhancement of desorption with ultrasound XUE Juan-qin(薛娟琴), LI Jing-xian(李京仙), LU Xi(卢 曦), MAO Wei-bo(毛维博), WANG Yu-jie(王玉洁), WU Ming (吴 明...; Abstract: The absorption of sulfur dioxide in simulated flue gas......
Multi-objective optimisation of a vehicle energy absorption structure based on surrogate modelXIE Su-chao(谢素超)1, ZHOU Hui(周辉)2(1. Key Laboratory of Traffic Safety on Track of Ministry of Education...,Changsha 410004, China)Abstract:In order to optimize the crashworthy characteristic of energy-absorbing structures, the surrogate models of specific energy absorption (SEA) and ratio of SEA to initial peak......
J. Cent. South Univ. Technol. (2007)06-0779-04 DOI: 10.1007/s11771-007-0148-3 Thermal stability and oil absorption of aluminum hydroxide treated by dry modification with phosphoric... and the effects of modification of technological conditions on thermal stability, morphology and oil absorption of aluminum hydroxide powders were investigated. The results show that the increase of mass......
Theoretical and experimental study of energy transportation and accumulation in femtosecond laser ablation on metals TAN Xin-yu(谭新玉)1, 2,ZHANG Duan-ming(张端明)3, MAO Feng(毛 峰)1, LI Zhi...: The energy transportation and accumulation effect for femtosecond (fs) laser ablation on metal targets were studied using both theoretical and experimental methods. Using finite difference method, numerical......