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UNDULATION: 作品数：32被引量：84H指数：5; 导出分析报告; 相关领域：天文地球更多>>; 相关作者：王卓运齐昕刘嘉夫王娜宁利中更多>>; 相关机构：重庆水利电力职业技术学院西安理工大学更多>>; 相关期刊：《Science China Mathematics》《Chinese Physics B》《Journal of Hydrodynamics》《Science Bulletin》更多>>; 相关基金：国家自然科学基金陕西省普通高等学校重点学科专项资金建设项目陕西省教育厅科研计划项目国家重点基础研究发展计划更多>>

Effects of nanostructuring on mechanical and tribological behaviors of FeCoNi medium-entropy alloy: 《Transactions of Nonferrous Metals Society of China》2024年第12期3963-3977,共15页Yan CHEN Heng LI Si-en LI Gui-xun SUN Liang ZHAO Chao-quan HU Wei ZHANG Guo-dong TONG Xue-gang CHEN Shuang HAN Hong-xiang ZONG Jun LI Jian-she LIAN; supported by the Science and Technology Development Program of Jilin Province,China(No.20160520007JH);the Major Science and Technology Special Project in Jilin Province,China(No.20210301024GX);the National Natural Science Foundation of China(Nos.51601067,51775266,52301169).; The effects of nanostructuring on the mechanical and dry-sliding wear behaviors of a FeCoNi medium-entropy alloy(MEA)were systematically investigated through nano-indentation and ball-on-disc wear tests.The results sh...; 关键词：medium-entropy alloy FeCoNi alloy nanocrystalline mechanical behavior dry-sliding wear concentration undulation

Establishment of a Geometric Geoid Model and Evaluation of the EGM2008 and EIGEN-6CA Models over the Dakar-Thies-Mbour Triangle in Senegal: 《International Journal of Geosciences》2024年第11期927-939,共13页Diogoye Diouf Moustapha Gning Tine Sokhna Mou Mapeinda Gueye Serigne Saliou Fall; High-accuracy geoid determination is an essential goal that many groups of scientists and countries are striving to achieve. Techniques for determining geoid models have evolved over time. Unfortunately, this all-impo...; 关键词：Model GEOID Geometric Levelling GNSS UNDULATION EGM2008 EIGEN-6CA

Embodying rather than encoding:Towards developing a source-filter theory for undulation gait generation: 《Biomimetic Intelligence & Robotics》2024年第3期57-65,共9页Longchuan Li Shugen Ma Isao Tokuda Zaiyang Liu Zhenxuan Ma Yang Tian Shuai Kang; supported by Fundamental Research Funds for the Central Universities,China(ZY2301,BH2316,buctrc202215);the National Natural Science Foundation of China(62273340);the Natural Science Foundation of China Liaoning Province(2021-MS-031).; Biological undulation enables legless creatures to move naturally,and robustly in various environments.Consequently,many kinds of undulating robots have been developed.However,the fundamental mechanism of biological u...; 关键词：Undulation gait Morphological computation EMBODIMENT Robot locomotion

Experimental investigations on characteristics of water-air two-phase flows during water-fillings in undulation pipelines: 《Journal of Hydrodynamics》2024年第4期706-724,共19页Xue-lin Tang Zong-ku Liu Ling Zhang Xiao-qin Li; Project supported by the National Natural Science Foundation of China(Grant Nos.52079140,51779257).; Visual and pressurized pipeline systems with single- and multi-undulation layouts were used to study experimentally and analyze theoretically the transient characteristics of water-air two-phase flow during water fill...; 关键词：Water-filling duration trapped air pockets water-air two-phase flow transient flow flow-pattern evolution multi-undulation pipelines

Enhancing undulation of soft robots in granular media:A numerical and experimental study on the effect of anisotropic scales被引量：1: 《Biomimetic Intelligence & Robotics》2024年第2期63-70,共8页Longchuan Li Chaoyue Zhao Shuqian He Qiukai Qi Shuai Kang Shugen Ma; supported by Fundamental Research Funds for the Central Universities,China(ZY2301,BH2316,buctrc202215);the National Natural Science Foundation of China(62273340);the Natural Science Foundation of China Liaoning Province(2021-MS-031).; Generating efficient locomotion in granular media is important,although it is difficult for robots.Inspired by the fact that sand vipers usually have saw-like scales,in this study,we design a soft undulation robot wit...; 关键词：Granular media Anisotropicity Pseudo-rigid-body model Soft robot UNDULATION

Remarkable Wear Resistance in a Complex Concentrated Alloy with Nanohierarchical Architecture and Composition Undulation: 《Research》2024年第1期403-416,共14页Yushan Geng Wenyuan Chen Hui Tan Jun Cheng Shengyu Zhu Jun Yang Weimin Liu; the National Natural Science Foundation of China(52175197 and 51975557);the Outstanding Youth Fund of Gansu Province(20JR5RA571);the Youth Innovation Promotion Association CAS(2022425).; Sustained wear damages on the sliding surfaces of alloys are generally the culprit responsible for the failure of various mechanical systems.Inspired by high-entropy effects,here we deliberately deploy nanohierarchica...; 关键词：WEAR ALLOYS FRICTION

Understanding the Rayleigh instability in humping phenomenon during laser powder bed fusion process被引量：8: 《International Journal of Extreme Manufacturing》2022年第1期85-92,共8页Wenxuan Zhang Wenyuan Hou Luc Deike Craig Arnold; the Princeton University Eric and Wendy Schmidt Fund for the financial support of this project。; The periodic undulation of a molten track’s height profile in laser-based powder bed fusion of metals(PBF-LB/M)is a commonly observed phenomena that can cause defects and building failure during the manufacturing pro...; 关键词：additive manufacturing powder bed fusion dual lasers UNDULATION humping

NERD1 is required for primexine formation and plasma membrane undulation during microsporogenesis in Arabidopsis thaliana: 《aBIOTECH》2020年第4期205-218,共14页Dawei Xu Palash Chandra Mondol Sumie Ishiguro Jianxin Shi Dabing Zhang Wanqi Liang; supported by the National Key Research and Development Program of China(2016YFD0100903);the National Natural Science Foundation of China(U19A2031,31670309,31900611);China Innovative Research Team,Ministry of Education,and the Programme of Introducing Talents of Discipline to Universities(111 Project,B14016);JSPS KAKENHI Grant(JP19H05362).; The primexine formation and plasma membrane undulation are the crucial steps of pollen wall formation in many angiosperms.However,the molecular mechanism underlining these processes is largely unknown.In Arabidopsis,N...; 关键词：Primexine Male sterile SPOROPOLLENIN Arabidopsis thaliana

Numerical studies of undulation control on dynamic stall for reverse flows被引量：2: 《Acta Mechanica Sinica》2020年第2期290-305,共16页Biao Wang Jian Liu Yunjun Yang Zhixiang Xiao; the National Natural Science Foundation of China(Grants 91852113 and 11772174,and 91952302),National Key Project(Grant GJXM92579);the National Key R&D Program of China(Grant 2019YFA0405302);the authors would like to express their gratitude to Tsinghua National Laboratory for Information Science and Tech no logy for computation resources.; The delayed detached-eddy simulation with adaptive coefficient(DDES-AC)method is used to simulate the baseline and leading-edge undulation control of dynamic stall for the reverse flow past a finite-span wing with NAC...; 关键词：DDES-AC model Dynamic stall Reverse flow Undulating leading edge Flow control

Topography of the Moho Undulation in Cameroon from Gravity Data:Preliminary Insights into the Origin,the Age and the Structure of the Crust and the Upper Mantle across Cameroon and Adjacent Areas被引量：1: 《Open Journal of Geology》2018年第1期65-85,共21页Albert Eyike Francoise Enyegue A.Nyam Charles Antoine Basseka; In this paper, the complete Bouguer anomaly data from Cameroon and part of the neighboring countries has been examined to compute the topography of the Moho undulations. This work is based on an improved filtering tec...; 关键词：Crustal Instabilities Gravity Anomaly Moho Undulations Cameroon

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