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FundamentalsofMaterials

ScienceLECTURESXianqingYIN(殷咸青)E-mail:Mobilephone:CourseObjectiveIntroducefundamentalConceptstoMSEYouwilllearnaboutMaterialstructureHowstructuredictatespropertiesHowprocessingcanchangestructureThiscoursewillhelpyouUsematerialsproperlyRealizenewdesignopportunitieswithmaterialsImproveyourtechniqueEnglishCOURSEMATERIALRequiredText:1.石德珂主編,材料科學(xué)基礎(chǔ)(第2版),北京:機(jī)械工業(yè)出版社,20032.Schaffer,Saxena,Antolovich,Sanders,Warner,TheScienceandDesignofEngineeringMaterials,McGraw-HillCompanies,

高等教育書(shū)版社(影印版),北京,20033.潘金生,仝健民,田民波主編,材料科學(xué)基礎(chǔ),北京:清華大學(xué)出版社,19984.胡賡祥,蔡

珣,戎詠華主編,材料科學(xué)基礎(chǔ)(第二版),上海:上海交通大學(xué)出版社,20065.范群成,田民波主編,材料科學(xué)基礎(chǔ)學(xué)習(xí)輔導(dǎo),北京,機(jī)械工業(yè)出版社,2007ARRANGEMENTFORCOURSEPartIINTRODUCTIONATOMICSCALESTRUCTURESCRYSTALSTRUCTURESPOLYMERPartⅡ(GuanjumYANG(楊冠軍))4POINTDEFECTIONSANDDIFFUSION5LINEAR,PLANAR,ANDVOLUMEDEFECTSLEARNINGSTRATAGIESBuiltonknowledge,notonlanguageKeepkeywordsinyourmindAlwayssummarizeyourlearningSolveproblemsaftereverychapterRememberarguingwithyourteacherFinalCourseGradingRoutineAssessments:

30%includingregularquizzes,exercises,AttendancerateFinalExamination:70%1MATERIALSSCIENCEANDENGINEERINGInthischapteryouwilllearn:TheMaterialsRoleinAdvancedSocietiesMajorClassesofMaterialsMaterialsProperties1-1MaterialsRoleinAdvancedSocietiesMostmajorbreakthroughsintechnologyhavebeenassociatedwiththedevelopmentofnewmaterialsandprocessing.Example1:JapaneseDamascusSword1-1MaterialsRoleinAdvancedSocietiesMaterialsinaction:BuildingblocksoftechnologyTheSteelisHeatedPriortotheForgingProcessinaCharcoalFireAfterhammeringthesteelout,itiscutinhalfandfolded

Thefoldedsteelisthenhammerweldedtogether,astheforgingprocesscontinues

Thesmiththencontinuestoshapetheblade,firstwithapowerhammerandthenwithahandheldhammerAfterforging,thebladeisshapedbyhand,andthencoatedwithclay,priortothehardeningprocessAftertheclayingoftheblade,itisheatedtocritical(about1450degrees)andthenquenchedinwater.ThisprocesscreatesthemartensiteedgeandpearlitebodyoftheswordThebladeisthenfinalshapedandpolishedExample2:USSpaceShuttleSiO2-BorosilicateGlass,C/Cfibers,CeramicsTopBackExample3:SiO2Fibers1-2MajorClassesofMaterialsWeusuallyclassifymaterialsintofollowingcategories:MetalsCeramicsPolymersCompositesSemiconductorsMetalsExcellentconductorsofelectricityDeformableStrongDenseToughCeramicsPoorconductorsofelectricityStrongerBrittleStablePolymersLowdensityEasyformingChemicalinertnessPolyLEDCompositesTwoormorematerialsarecombinedtogetherWithhighmechanicalpropertiesandlowdensityManmadelargelyMatrixFiberF-18FighterAircraftSemiconductorsSubclassofceramicsFormicroelectronicdevicesWithprecisecontrolo

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