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Research on Marshall Test Evaluation Method Based on Anti-cracking Material 基于抗裂材料的马歇尔试验评价方法研究
Cailiao Daobao/Materials Review Pub Date : 2018-02-06 DOI: 10.1061/9780784481240.007
L. Liu
{"title":"Research on Marshall Test Evaluation Method Based on Anti-cracking Material","authors":"L. Liu","doi":"10.1061/9780784481240.007","DOIUrl":"https://doi.org/10.1061/9780784481240.007","url":null,"abstract":"According to the research shortage of Marshall test method in anti-cracking material application,in accordance with results of gyratory compaction test for different number of Marshall compaction test,with porosity as evaluation indexes,the best compaction times of Marshall test of anti-cracking layer material was determined as double compaction 75 times.Through the regression of gyratory compaction test and Marshall test results,and combined with the characteristics of anti-crack material and related technical specification,determined the technical requirements of Marshall test which is suitable for anti-cracking layer material,got the optimal asphalt content was 7.5%,which was close to gyratory compaction test results 7.6%.The experimental results showed that:the research of Marshall test method for anti-cracking material has certain accuracy and reliability.The study results can provide important reference for determining the optimal asphalt content of anti-cracking material and the popularization and application of anti-crack material in road reconstruction project.","PeriodicalId":37461,"journal":{"name":"Cailiao Daobao/Materials Review","volume":null,"pages":null},"PeriodicalIF":0.0,"publicationDate":"2018-02-06","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://sci-hub-pdf.com/10.1061/9780784481240.007","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"47540376","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 1
Study of Mid-Infrared Optical Properties of ZnS Thin Films by Spectroscopic Ellipsometry 光谱椭偏法研究ZnS薄膜中红外光学特性
Cailiao Daobao/Materials Review Pub Date : 2015-04-02 DOI: 10.15379/2408-9834.2015.02.01.5
Zhe Wang, Jun Xiao, F. Miao
{"title":"Study of Mid-Infrared Optical Properties of ZnS Thin Films by Spectroscopic Ellipsometry","authors":"Zhe Wang, Jun Xiao, F. Miao","doi":"10.15379/2408-9834.2015.02.01.5","DOIUrl":"https://doi.org/10.15379/2408-9834.2015.02.01.5","url":null,"abstract":"ZnS films with different thickness were prepared on K9 glass substrate by electronic beam evaporation.They were denoted by A,B,C.The optical properties of thin films were studied by spectroscopic ellipsometry.The measured date of film A,B,C were fitted by Brendel oscillator,and based on ZnS film properties and the film forming characteristic of the ZnS film,building the model\"substrate(K9glass)/EMA(50% K9 glass and 50% ZnS)/ZnS/rough surface layer(50% ZnS and 50%air)/air\".The optical constants curve and thickness of ZnS thin film were got.The results show that the evaluation function MSE is small when Brendel model is used in data fitting.Within the wavelength range of 3000-12500 nm,the ZnS thin films refractive index and extinction coefficient are reduced with increasing wavelength.The extinction coefficient tends to zero near the long wavelengh.The thickness of ZnS measured value was closest to the theoretical value.The results have certain reference value to measurement and preparation of high quality ZnS thin film.","PeriodicalId":37461,"journal":{"name":"Cailiao Daobao/Materials Review","volume":null,"pages":null},"PeriodicalIF":0.0,"publicationDate":"2015-04-02","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"67289213","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 3
Research of Structure and Magnetic Properties of Yttrium-doped M-type Strontium Ferrite 掺钇m型锶铁氧体的结构和磁性能研究
Cailiao Daobao/Materials Review Pub Date : 2014-01-01 DOI: 10.14233/ajchem.2014.16767
Tu Furon
{"title":"Research of Structure and Magnetic Properties of Yttrium-doped M-type Strontium Ferrite","authors":"Tu Furon","doi":"10.14233/ajchem.2014.16767","DOIUrl":"https://doi.org/10.14233/ajchem.2014.16767","url":null,"abstract":"Yttrium-doped M-type strontium ferrite SrYxFe(12-x)O19(x=0,0.25,0.5,0.75,1.0)calcined materials were prepared by solid-phase sintering method at 1150℃for 3h.Then the calcined materials were pressed for magnets under the condition of oriented magnetic field and sintered at 1295℃for 3h.X-ray diffraction,scanning electron microscope and magnetic tester were used to analyze the phase structure of the sintered magnets,the surface morphology of the sintered magnet and the magnetic properties of the sintered magnets respectively.The results showed that with the increase of yttrium-doped,the lattice constant achanges little,cincreases slowly,a/c first increases and then decreases,crystal X-ray density dX-rayapproximation increases linearly.SEM showed that the magnet has prepared a typical hexagonal structure morphology.Magnetic studies showed that with the doping of yttrium increase,the remanence Brincreasing monotonically,intrinsic coercivity Hcjand maximum energy product(BH)maxand coercivity magnetic induction Hcbfirst increasesd and then decreased.When x=1.0,the remanence Brreach maximum with 420.7mT,but the intrinsic coercivity Hcjdecreased to a minimum value;when x=0.75,the intrinsic coercivity Hcjhave a maximum value of 323.7kA ·m-1,and the remanence Brreached 410.4mT.","PeriodicalId":37461,"journal":{"name":"Cailiao Daobao/Materials Review","volume":null,"pages":null},"PeriodicalIF":0.0,"publicationDate":"2014-01-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://sci-hub-pdf.com/10.14233/ajchem.2014.16767","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"66619633","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 5
Research Progress of Laser Cladding on Surface of Titanium Alloy 钛合金表面激光熔覆的研究进展
Cailiao Daobao/Materials Review Pub Date : 2014-01-01 DOI: 10.1201/b19346-13
Zhang Jiahon
{"title":"Research Progress of Laser Cladding on Surface of Titanium Alloy","authors":"Zhang Jiahon","doi":"10.1201/b19346-13","DOIUrl":"https://doi.org/10.1201/b19346-13","url":null,"abstract":"Titanium alloy with the advantages of low density,high specific strength,good corrosion resistance is widely used in aerospace and other fields.However the characteristics of titanium alloy with low wear resistance and poor high-pemperature oxidation resistance limit its application.Improving the surface properties of titanium alloy by laser cladding technology has become a hot spot in the area of surface modification on titanium alloys.Present advancement in laser cladding materials on the surface of titanium alloy is introduced and summarized.Application of laser cladding technology is analyzed.And the development trend of the future is also proposed.","PeriodicalId":37461,"journal":{"name":"Cailiao Daobao/Materials Review","volume":null,"pages":null},"PeriodicalIF":0.0,"publicationDate":"2014-01-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"65993006","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 1
Immobilization of Papain on Siliceous Mesocellular Foam 硅质中孔泡沫固定化木瓜蛋白酶
Cailiao Daobao/Materials Review Pub Date : 2009-01-01 DOI: 10.3724/sp.j.1077.2009.00702
Nie Zuoren
{"title":"Immobilization of Papain on Siliceous Mesocellular Foam","authors":"Nie Zuoren","doi":"10.3724/sp.j.1077.2009.00702","DOIUrl":"https://doi.org/10.3724/sp.j.1077.2009.00702","url":null,"abstract":"Siliceous mesocellular foam(MCF)is employed as carriers in the immobilization of papain,and the properties and the stabilities of the immobilized enzyme are investigated in detail.The results show that the amount of papain immobilized on MCF reaches 334mg/g MCF and the activity of immobilized papain is 95.3% of that of the free papain.The Km of immobilized and free papain are 6.99×10-3mol/L and 6.71×10-3mol/L,respectively.The thermal and storage stabilities of immobilized enzyme are improved due to the microenvironment and the shield of the mesopores.MCF can be considered as excellent supports for papain immobilization.","PeriodicalId":37461,"journal":{"name":"Cailiao Daobao/Materials Review","volume":null,"pages":null},"PeriodicalIF":0.0,"publicationDate":"2009-01-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"69763626","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 1
Dispersion of Particles 粒子的分散
Cailiao Daobao/Materials Review Pub Date : 2003-01-01 DOI: 10.1615/atoz.d.disofpar
Li Jiaxiang
{"title":"Dispersion of Particles","authors":"Li Jiaxiang","doi":"10.1615/atoz.d.disofpar","DOIUrl":"https://doi.org/10.1615/atoz.d.disofpar","url":null,"abstract":"In this paper,we review dispersing process of particles in liquid-phase and gas-phase,and indicate that fine particle dispersion can be enhanced by selecting suitable dispersants and using efficient dispersion machinery. Meanwhile, we provide several criteria by which the dispersion effects are evaluated, point out the problems that exist in the field,at present and predict their development directions in the future.","PeriodicalId":37461,"journal":{"name":"Cailiao Daobao/Materials Review","volume":null,"pages":null},"PeriodicalIF":0.0,"publicationDate":"2003-01-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"67418088","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 4
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