共查询到20条相似文献,搜索用时 15 毫秒
1.
X.L.Zhao) T.L.Guo) M.Ohkohchi) T.Okazaki) S.Iijima Y.Ando) ) Japan Science Technology Corporation Department of Physics Meijo University Shiogamaguchi Tempaku ku Nagoya Japan ) Scientific Research Department Sh 《金属学报(英文版)》1999,12(4):345-352
1.IntroductionMultiwalledcarbonnanotubes(MWNTs)werefoundbyoneofthepresentauthors(S.Iijima)〔1〕insidethecathodedeposits,whichwereobtainedbyanotherauthor(Y.Ando)〔1,2,3〕asbyproductsoffullereneproductionusingaDCarcdischargeevaporationininertgas.TheMWNTsc… 相似文献
2.
MARTENSITE LIKE PHASE TRANSITIONS DUE TO POLAR REGION STRUCTURE IN DISORDERED FERROELECTRIC CERAMICS
H.Q.Fan L.T.Zhang State Key Lab. of Solidification Processing Northwestern Polytechnical University Xi'an China 《金属学报(英文版)》1999,12(5):1099-1105
1.IntroductionDuringthepastseveraldecadesyears,muchattentionhasbeenfocusedonunderstandingtherelaxationpropertiesandphasetransitionsinstronglycompositionaldisorderedferroelectrics,suchasPb(Mg1/3Nb2/3)O3(PMN),Pb(Sc1/2Ta1/2)O3andLamodifiedPbZr1xTixO3(P… 相似文献
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MOCVDGrowthofQuaternaryGaxIn1-xAs1-ySbyAloys:SolidCompositionZhangBaolin,JinYixin,ZhouTianming,NingYongqiang(张宝林)(金亿鑫)(周天明)(宁永强)JiangHongandLiShuwei(蒋红)(李树纬)ChangchunInstituteofPhysics,ChineseAcademyofSciences,Changchun,130021,ChinaReceived25July199… 相似文献
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Q.F.Fang Laboratory ofInternal Friction Defectsin Solids Institute of Solid State Physics The Chinese Academy of Sciences Hefei China 《金属学报(英文版)》1999,12(4):573-577
1.IntroductionInternalfriction(IF)andultrasonicattenuation(UA)arethedissipationofmechanicalvibratingenergycausedbythereactionofvariousdefectsinmaterialsuponanexternallyappliedalternativestress,whichhavetheadvantageofhighsensitivityandreliabilityinth… 相似文献
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Alan L. Dragoo Division of Materials Sciences Office of Basic Energy Sciences U.S.Department of Energy Germantown MD - U.S.A. 《中国有色金属学会会刊》1999,(Z1)
1 INTRODUCTIONDuringthelast15years,thescientificresearchprogramoftheDivisionofmaterialsSciences(DMS)andtheappliedtechnologyprogramsoftheOfficesofEnergyEfficiencyandRenewableEnergy(EE)andofFossilEnergy(FE)havesupportedresearchontheorderedaluminide… 相似文献
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MicrostructureandTransformationonPlatinum(111)FacetsWangLianshanHongHanlie(汪连山)(洪汉烈)(WuhanUniversityofTechnology,Wuhan430070,... 相似文献
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Chen Lei 《中国有色金属学会会刊》1999,9(3):2
1 INTRODUCTIONToobtainchromiumcoatingbyelectrochemicalprocedure,electrodepositionfromenvironmentallyfriendlyCr(Ⅲ)bathismoreacceptablethanthatfromtoxicCr(Ⅺ)(chromiumacid)bath.Numerousattemptshavebeenmadetodepositchromiumfromitstrivalentstate,howeve… 相似文献
8.
1IntroductionPulsedlaserdeposited(PLD)diamondlikecarbon(DLC)filmsareveryhardduetothehighenergyionicspeciesintheplumeproduc... 相似文献
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F.Gao B.Y.Song C.B.Jia Y.H.Wang Department of Material Science Engineering Dalian Railway Institute Dalian China 《金属学报(英文版)》1999,12(5):802-806
1.IntroductionDevelopmentactivityofcontinuousextrusionprocessleadstotheintroductionofcontinuousextrusioncladdingprocessforthecladdingofsteelwire(ASwire)andthesheathingofsoftcores(fiberopticsandCATV)withaluminum.Thecontinuousextrusioncladdingproces… 相似文献
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ElectrodeProcessofY(Ⅲ)onNickelElectrodeandSurfaceMetallizingZhouChungen(周春根)(UniversityofAeronauticsandAstronauticsBeijing,Be... 相似文献
11.
1IntroductionRaredispersiveelementsGa,InandTlformthecomplexesofdiferentcoordinatenumber(CN)orcoordinatestructure(CS)withamin... 相似文献
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G.Li L.F.Xia X.X.Ma Y.Sun Z.J.Zhan Schoolof Materials Science Engineering Harbin Institute of Technology Harbin China 《金属学报(英文版)》1999,12(4):551-556
1.IntroductionTheuniquepropertiesofdiamondlikecarbon(DLC)filmsareattractinganincreasingamountofattentionowingtotheirsmoothsurface,excellenttribologicalpropertiesandadjustableopticalproperties〔1〕.Plasmabasedionimplantation(PBII)techniquehasbeenapromi… 相似文献
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Qin Shuyi Liu Shikai Zhang Guoding State Key Laboratory of MMC Shanghai Jiao Tong University Shanghai P. R. China Department of Materials Engineering South West Jiao Tong University Chengdu P 《中国有色金属学会会刊》1998,(3)
1INTRODUCTIONTheruleofmixture(ROM)usedinmetalmatrixcomposites(MMC),especialyshortfiberreinforcedMMCs(SFRMMCs)isstilunperfect... 相似文献
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国外电焊机发展概况(上) 总被引:4,自引:0,他引:4
国外电焊机发展概况(上)机械部成都电焊机研究所(610051)易志华Generalsituationofforeignelectricweldingmachines¥(Chengduelectricweldingmachineresearchlnst... 相似文献
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Research,ManufactureandApplicationsofLithiumMetalMaterialsinChinaLanHaicangandZhaoWei(兰海苍)(赵炜)(GeneralResearchInstituteforNon... 相似文献
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1-IntroductionCarbonisaprevailingresidualimpurityinundopedsemiinsulating(SI)GaAscrystalsgrownbytheliquidencapsulatedCzochralski(LEC)technique,anditpredominantlyoccupiesthearsenicsiteasacceptorCAs.Sincethemassofcarbonatomismuchlighterthanthatofars… 相似文献
17.
J.M.Yang J.C.Lei J.P.Li P.Cheng Dept. Mater.Sci.and Eng. Xi'an Institute of Technology Xi'an China 《金属学报(英文版)》1999,12(5):1130-1135
1.IntroductionBAS(BaOAl2O3SiO2)glassceramicswithcelsianasmaincrystallinephasearepotentialmatricesofrefractoryfiberorwhiskerreinforcedcompositesduetothehighmeltingpoint(1760℃)andgoodoxidationresistanceofcelsian.Celsianwithmonoclinicstructureisstab… 相似文献
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ThermodynamicAssessmentofDy-CoSystemSuXuping;ZhangWeijingandDuZhenmin(苏旭平)(张维敬)(杜振民)(DepartmentofMaterialsScienceandEngineeri... 相似文献
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ThermodynamicAssessmentofCo-YSystemDuZhenmin;ZhangWeijingandZhaoLiang(杜振民)(张维敬)(赵亮)(DeportmentofMaterialsScienceandEngineerin... 相似文献