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SEM: 作品数：4585被引量：18262H指数：43; 导出分析报告; 相关领域：一般工业技术金属学及工艺更多>>; 相关作者：薛群基徐洮李巧玲叶云牛莉霞更多>>; 相关机构：中国科学院清华大学华南理工大学武汉理工大学更多>>; 相关期刊：更多>>; 相关基金：国家自然科学基金国家社会科学基金国家重点基础研究发展计划教育部人文社会科学研究基金更多>>

Multiscale Study on Low Temperature Crack Resistance Mechanism of Steel Slag Asphalt Mixture: 《Journal of Wuhan University of Technology(Materials Science)》2024年第3期705-715,共11页白雪峰王岚 CHEN Xiunan; Funded by the National Natural Science Foundation of China(No.11962024);Key Technology Project of Inner Mongolia Autonomous Region(No.2019GG031)。; The objective of this paper was to study low temperature crack resistance mechanism of steel slag asphalt mixture(SAM).Thermal stress restrained specimen test(TSRST)and three-point bending test were carried out to eva...; 关键词：steel slag asphalt mixture ·low-temperature crack resistance ·strain energy density ·XRD SEM

Fractal Study on the Evolution of Micro-Pores in Concrete Under Freeze-Thaw: 《Journal of Wuhan University of Technology(Materials Science)》2024年第1期109-117,共9页孙浩然邹春霞 XU Deru GUO Xiaosong HUANG Kun; Funded by the Key Project of Science and Technology Research in Higher Educational Institutions of Inner Mongolia Autonomous Region (No.NJZZ22518);Inner Mongolia Natural Science Foundation Project (No.2022MS05043);Inner Mongolia Autonomous Region Water Conservancy Research Special Project(No.NSK2016-S11)。; After exposure to freeze-thaw cycles, scanning electron microscopy(SEM) and nuclear magnetic resonance(NMR) were used to test the four mixtures. The microstructure is qualitatively analyzed from the 2D SEM image and t...; 关键词：fractal dimension freeze-thaw cycle CONCRETE SEM NMR

Fatigue Behavior of a Dissimilar Aluminum Alloy Welding Joint With and Without Natural Defect: 《Journal of Wuhan University of Technology(Materials Science)》2022年第5期1000-1008,共9页SHI Liang WANG Chiquan LIU Zhiyi WANG Juntao WANG Wukun; Funded by the Special Research on Civil Aircraft Quality,Airworthiness and Accident Investigation System (Phase I)-Quality and Reliability Assurance System;the National Natural Science Foundation of China (No. 51805500);Technical Foundation Project of Defense Industrial Technology Development Program (No. JSZL2019205C003)。; In order to investigate the influence of natural defect on the fatigue behavior of 5A06/7A05 dissimilar aluminum alloys welding joint,fatigue tests of two types of specimens with and without defects were carried out s...; 关键词：aluminum alloys welding joint natural defect fatigue life scanning electron microscope(SEM)

Microstructure and Wear Resistance of Fe_(4)CoCrNiB_(0.2)Mo_(x)(x=0,0.5,1) High Entropy Alloys: 《Journal of Wuhan University of Technology(Materials Science)》2022年第2期261-269,共9页BAO Yefeng GUO Linpo ZHONG Chonghui SONG Qining YANG Ke JIANG Yongfeng WANG Zirui; Funded by the National Natural Science Foundation of China(No.51879089)。; To improve the wear resistance of Fe_(4)CoCrNiB_(0.2) high-entropy alloy(HEA),the Fe_(4)CoCrNiB_(0.2)Mo_(x)(where,x in Fe_(4)CoCrNiB_(0.2)Mo_(x) is a molar content,and the value is 0,0.5,1,respectively)HEAs were prepa...; 关键词：SEM XRD high-entropy alloys laser cladding

Degradation Behavior of Ti-6Al-4V Alloys for Dental Applications in Acidic Artificial Saliva Containing Fluoride Ion被引量：1: 《Journal of Wuhan University of Technology(Materials Science)》2017年第4期926-934,共9页杨丽霞 HAO Shuo ZHU Qiliang XIA Dahai WANG Junxia ZHANG Junfeng MA Jingzhi WEI wei; Funded by the National Natural Science Foundation of China(No.50801057);the National Basic Research Priorities Program of China(No.2005DKA10400-CT-1-08-06);the Special Fund for Basic Scientific Research of Central Colleges,China University of Geosciences(Wuhan)(No.007-G1323521109);the National Natural Science Fundation of China(81641035 and 81401524); The aim of this work was to study the degradation behavior of Ti-6Al-4V alloys for dental applications in acidic artificial saliva with fluoride ion using electrochemical techniques, optical microscopy, scanning elect...; 关键词：alloy corrosion scanning electron microscopy（SEM） passive films

Effect of Rubber Particles on Cement Stabilized Gravel System被引量：2: 《Journal of Wuhan University of Technology(Materials Science)》2014年第5期990-995,共6页杨若冲李凯 ZHU Jipeng ZHU Tengkuo DONG Zheng WU Dengcheng; Funded by the National Natural Science Foundation of China(No.51008076); The primary objective of this paper was to study the mechanical properties and durability of the cement stabilized gravel by different compact method. The influence of rubber particle content on mechanical properties ...; 关键词：PAVEMENT rubber cement stabilized gravel mechanical property SEM MIP

Application of Image Analysis Based on SEM and Chemical Mapping on PC Mortars under Sulfate Attack被引量：3: 《Journal of Wuhan University of Technology(Materials Science)》2014年第3期534-539,共6页于诚孙伟 Scrivener Karen; Founded by National Basic Research Program of China(973 Program)(No.2009CB623203);National Natural Science Foundation of China(No.51078186);Jiangsu Natural Science Foundation(No.BK2010071); The degradation mechanisms of cementitious materials exposed to sulfate solutions have been controversial, despite considerable research. In this paper, two methodologies of image analysis based on scanning electron m...; 关键词：image analysis MAPPING sulfate attack pore solution

Effect of Low Temperature on Hydration Performance of the Complex Binder of Silica Fume-Portland Cement被引量：3: 《Journal of Wuhan University of Technology(Materials Science)》2014年第1期75-81,共7页刘军 LI Yao YANG Yuanquan CUI Yunpeng; Funded by the National Natural Foundation of China(No.51072122); By analyzing the mechanical properties, composition of hydrates, content of Ca（OH）： and microstructure of the complex binder of silica fume-Portland cement, which cured at constant low temperatures（＋5--10 ℃）, t...; 关键词：low temperature STRENGTH content of Ca（OH）2 XRD analysis SEM

SEM-backscattered Electron Imaging and Image Processing for Evaluation of Unhydrated Cement Volume Fraction in Slag Blended Portland Cement Pastes被引量：9: 《Journal of Wuhan University of Technology(Materials Science)》2013年第5期968-972,共5页丰曙霞王培铭 LIU Xianping; Funded by the Major State Basic Research Development Program of China(973 Program)(No.2009CB623104); Proper parameters for image taking and minimum field number for image processing were investigated to evaluate volume fraction of unhydrated cement（UHC） in both neat cement paste and slag blended cement paste. Our r...; 关键词：accelerating voltage MAGNIFICATION grey level histogram statistical analysis total imaging area

Preparation of Mullite Whiskers and Their Enhancement Effect on Ceramic Matrix Composites被引量：10: 《Journal of Wuhan University of Technology(Materials Science)》2013年第3期471-475,共5页张锦化 WU Hongdan ZHANG Suxin Yu Jishun 侯书恩; Mullite whiskers were facilely prepared by sintering kyanite at high temperature, with the addition of AlF3·3H20. The as-prepared whiskers have been characterized systematically in terms of phase composition, morphol...; 关键词：mullite whiskers KYANITE CERAMICS SEM nanocrystalline materials

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