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The effect of amorphous film on the deformation mechanism and mechanical properties of 6H-SiC were systematically explor......
Molecular dynamics simulation was performed to investigate the influence of twin boundary(TB) spacing on crack propagati......
Deformation behaviors of bicrystalline and nano-polycrystalline structures of various tilt angles and inclination angles......
Investigation on the Folding Mode of a Polymer Chain in a Spiral Crystal by Single Molecule Force Sp
Investigation on the folding mode of a single polymer chain in its crystal is significant to the understanding of the me......
A new ultrahigh strength pipeline steel with high yield strength and high impact toughness was fabricated in this work,a......
In situ tensile tests in a transmission electron microscope (TEM) show that dislocations emitted from a mode II crack ti......
Co-seismic ground deformation and source parameters of Mani M7.9 earthquake inferred from spaceborne
We obtain the co-seismic ground deformation field of the Mani M7.9 earthquake on November 8, 1997 through three-pass dif......
The role of atomic hydrogen and hydrogen-induced martensites in hydrogen embrittlement in slow strain rate tensile tests......
The atmospheric oxidation of a quenched CuZnAlMnNi alloy after ion-polishing was examined by transmission electron micro......
Investigation of mechanical properties of twin gold crystal nanowires under uniaxial load by molecul
Twin gold crystal nanowires, whose loading direction is parallel to the twin boundary orientation, are simulated.We calc......
Using the PSGRN/PSCMP software and the fault model offered by USGS and on the basis of finite rectangular dislocation th......
The microstructure evolution of the fine-grained 5083 Al alloy was investigated in annealing temperature range of 150-30......
Influence of Solution Treatment on Impact Toughness and Microstructure of Cobalt-free Maraging Steel
The influence of different solution temperature on microstructure and impact toughness of cobalt-free maraging steel 00N......
In situ scanning electron microscopy observation of deformation and fracture behavior of Ti-3Zr-2Sn-
The plastic deformation and fracture processes of Ti-3Zr-2Sn-3Mo-25Nb alloy for surgical implants were directly observed......
Deformation Behavior and Microstructure Evolution of AA2024-H18 Aluminum Alloy by Hot Forming with S
Hot forming with synchronous cooling(HFSC)is a novel technique for heat-treatable,high-strength aluminum alloys,which al......
该文从挂篮荷载计算、施工流程、支座及临时固结施工、挂篮安装及试验、合拢段施工、模板制作安装、钢筋安装、混凝土的浇筑及养生......
In order to study the hot workability and to optimize the processing parameters for spray formed FGH4095 superalloy, the......
该文从挂篮荷载计算、施工流程、支座及临时固结施工、挂篮安装及试验、合拢段施工、模板制作安装、钢筋安装、混凝土的浇筑及养生......
Creep behavior and microstructure evolution of directionally solidified superalloy IC10 at high temp
The creep behavior of directionally solidified (DS) superalloy IC10 was investigated under 192 MPa and 218 MPa at 980 ℃......
目的研究风标头的动力学在制导航弹系统分析中的作用. 方法对风标头的动力学进行分析,由于其时间常数很小,因此其动力学模型可大大......
BACKGROUND Scapular fracture has a low incidence rate, accounting for 0.4%-0.9% of allfractures, and scapular neck fract......
综述了锆及锆合金剧烈塑性变形(SPD)后性能变化的研究进展,系统阐述了锆及锆合金经剧烈塑性变形后显微硬度、拉伸/压缩性能、高低......
用裂纹与位错的相互作用模拟了刃型位错从Ⅰ型裂纹尖端沿多个滑移面的发射,得到了裂纹尖端周围塑性区和无位错区的形状和大小.结果......
目的:评价Tenor脊柱内固定系统治疗胸腰椎骨折脱位的效果.方法:对12例胸腰椎骨折脱位患者应用Tenor脊柱内固定系统进行复位内固定......
背景：上胫腓关节是一个容易让人忽视的关节，临床上许多膝部的顽疾是由上胫腓关节的外伤或病变引起，研究其生物力学很重要。目前，新型高......
目的研制可用于低龄儿童上颈椎手术的蝶形枕颈内固定系统，并探讨其初步应用效果。方法设计1 套符合儿童解剖学特点、低切迹多锚点的......
用激光云纹干涉法原位测量了应力腐蚀（ＳＣＣ）前后缺口前端位移场的变化并进行ＴＥＭ原位观察，结果表明。阳极溶解能使块状试样缺口前端塑性区及其......
采用错位纺纱技术在DSSP-01型数字式小样细纱机上纺制不同细度不同捻向的纯棉纱，通过纱线性能测试探讨错位方向对不同粗细和不同捻......
采用TEM和MTS Landmark试验机研究盐浴大过冷工艺下SWRS82B珠光体钢亚结构组织变化及其力学性能,从热力学、动力学和碳原子扩散等......
现阶段的中国正处于前所未有的社会转型期,制度的改革、观念的转变催化产生了当前的医患关系的冲突,在探讨了医患冲突形成的社会、......
目的：通过回顾性研究，对切开复位内固定治疗新鲜Lisfranc关节骨折脱位的中短期疗效进行分析。方法：2003年1月至2009年12月，收治新鲜Lis......
通过循环退火和定温退火两种实验方法,得到了蒽这种单晶在热处理过程中,位错密度的变化规律。......
当今网络空间里充斥着反智、反精英、反权贵的话语体系和因此带来的狂欢情绪.生活中受到挫败的弱势群体在虚拟世界里却表现得异常......
析出强化或沉淀强化是一种重要的金属材料强化手段,材料塑性变形过程中位错的滑移会受析出相的阻碍而起到强化作用。本文利用透射......
从弹性位错理论出发，介绍了表面半位错环的弹性自能，通过位错环产生的应力场，给出了表面半位错环的能量修正系数及计算结果。认为所给......
先进镍基单晶高温合金具有优良的成分兼容性,在1 000℃以及更高温度下仍能保持较高的组织稳定性、抗蠕变性、抗疲劳性、抗氧化性和......
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本文研究了爆炸加工后高锰钢的硬化效果及其硬化机理．结果表明，高锰钢经爆炸加工后表面硬度大幅度提高，硬化深度超过４０ｍｍ．但夏比冲击试验表......
为了研究钢管防腐涂覆和现场冷弯过程对X100管线钢管性能的影响,通过模拟涂覆和拉伸试验,分析了热时效对X100管线钢管拉伸性能的影......
采用提拉法成功生长出高质量的GYSGG（Gd0.63Y2.37Sc2Ga3O12）晶体,对其结构及透过光谱进行了研究。GYSGG晶体的晶格常数大于目前常用......
基于工件材料Bauschingcr效应，从已加工表面变质层的形成人手，建立了逆向精切削法的切削变形模型。利用金相显微试验技术对比研究了......
