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Induction of deformation twinning by dynamic strain aging effect: Rate-temperature coupling effect and constitutive modeling 期刊论文
EUROPEAN JOURNAL OF MECHANICS A-SOLIDS, 2024, 卷号: 103, 页码: 15
作者:  Yuan, Kangbo;  Yao, Xiaohu;  Wang, Kai;  Zou, Xuetao;  Su, Mengjia;  Li PH(李鹏辉);  Guo, Weiguo
收藏  |  浏览/下载:76/0  |  提交时间:2023/12/11
Dynamic strain aging  Deformation twinning  Strain rate  Temperature  Constitutive modeling  
高速列车受电弓-接触网系统动态受流影响因素研究 学位论文
博士论文,北京: 中国科学院大学, 2023
作者:  张莫晗
Adobe PDF(21331Kb)  |  收藏  |  浏览/下载:119/8  |  提交时间:2023/12/12
受电弓  接触网  流固耦合  代理模型  
Impact resistance and energy dissipation mechanism of nanocrystalline CoCrNi medium entropy alloy nanofilm under supersonic micro-ballistic impact 期刊论文
INTERNATIONAL JOURNAL OF PLASTICITY, 2023, 卷号: 171, 页码: 11
作者:  Dong, J. L.;  Li, F. . C.;  Gu, Z. . P.;  Jiang, M. Q.;  Liu, Y. . H.;  Wang, G. J.;  Wu, X. Q.
Adobe PDF(7962Kb)  |  收藏  |  浏览/下载:54/2  |  提交时间:2024/01/08
Medium entropy alloy nanofilm  Impact resistance  Solid-state amorphization  Energy dissipation mechanism  
偏折与分岔裂纹尖端的弹性场与应力强度因子的解析解 学位论文
博士论文,北京: 中国科学院大学, 2023
作者:  刘卓尔
Adobe PDF(17448Kb)  |  收藏  |  浏览/下载:73/10  |  提交时间:2024/01/22
断裂力学  裂纹偏折与分岔  共形映射  应力场  应力强度因子  
Microstructure evolution of a forged TiAl-Nb alloy during high-temperature tensile testing 期刊论文
MATERIALS CHARACTERIZATION, 2023, 卷号: 205, 页码: 8
作者:  Zhang, Shunke;  Tian, Ning;  Li JH(李江华);  Yang, Guanghua;  Yang, Wenkun;  Wang, Guangyan;  Liu, Zhanqi;  Li, Yongxiang
Adobe PDF(11972Kb)  |  收藏  |  浏览/下载:56/0  |  提交时间:2023/10/30
TiAl-Nb alloy  High -temperature tensile  Brittle -ductile transition  Deformation mechanism  
Sulfur-induced transitions of thermal behavior and flow dynamics in laser powder bed fusion of 316L powders 期刊论文
THERMAL SCIENCE AND ENGINEERING PROGRESS, 2023, 卷号: 45, 页码: 21
作者:  Li ZY(李志永);  He XL(何秀丽);  Li SX(李少霞);  Kan, Xinfeng;  Yin, Yanjun;  Yu G(虞钢)
Adobe PDF(35300Kb)  |  收藏  |  浏览/下载:63/2  |  提交时间:2024/01/02
Melt pool dynamics  Thermal behavior  Fluid flow  Surface-active element  Laser powder bed fusion  3D printing and additive manufacturing  
Experimental and numerical study on crashworthiness of bionic hedgehog spine thin-walled structures 期刊论文
THIN-WALLED STRUCTURES, 2023, 卷号: 189, 页码: 110892
作者:  Liu B(刘兵);  Xu XH(许向红)
Adobe PDF(3806Kb)  |  收藏  |  浏览/下载:26/0  |  提交时间:2023/09/05
Thin-walled structure  Impact compression  Crashworthiness  Bionic design  Hedgehog spine  
Phononic crystal bandgap optimization based on a multistage grid-pixel refinement method 期刊论文
EXTREME MECHANICS LETTERS, 2023, 卷号: 62, 页码: 102036
作者:  Sun, Chen;  Wang, Liang;  Jiang H(姜恒);  Ding, Qian;  Liu, Zhanli;  Sun, Yongtao;  Wang, Xinghao
Adobe PDF(3901Kb)  |  收藏  |  浏览/下载:61/2  |  提交时间:2023/09/05
Multistage grid-pixel refinement method  Phononic crystal bandgap optimization  Plane wave expansion method  Topology optimization  
Influence of oscillation strain on the dynamic mechanical relaxation of a La-based metallic glass 期刊论文
SCIENCE CHINA-TECHNOLOGICAL SCIENCES, 2023
作者:  Liang, ShuYi;  Zhang, LangTing;  Wang YJ(王云江);  Pineda, E;  Qiao, JiChao
Adobe PDF(1491Kb)  |  收藏  |  浏览/下载:43/1  |  提交时间:2023/09/05
metallic glass  dynamic mechanical analysis  internal friction  beta relaxation  oscillation amplitude  
一种块体–颗粒–杆件的耦合方法及其在隧道支护模拟中的应用 期刊论文
工程科学学报, 2023, 卷号: 45, 期号: 06, 页码: 1023-1033
作者:  李晓光;  李长洪;  冯春
Adobe PDF(2480Kb)  |  收藏  |  浏览/下载:249/59  |  提交时间:2023/03/16
有限元  离散元  锚杆  耦合  隧道  支护