強(qiáng)磁場(chǎng)對(duì)錫銅金屬間化合物生長(zhǎng)行為的研究.pdf

1、大連理工大學(xué)碩士學(xué)位論文強(qiáng)磁場(chǎng)對(duì)錫銅金屬間化合物生長(zhǎng)行為的研究姓名：楊朋申請(qǐng)學(xué)位級(jí)別：碩士專業(yè)：材料學(xué)指導(dǎo)教師：趙杰20060601大連理工大學(xué)碩士學(xué)位論文Theeffectsofhighmagnetic6eldontheg邢wthbeh棚。瑙of恤copper砒e珊eta隘ccompo硼ds叫C)lay哪AbstractThe11i曲ma印eticfield(HMF)not011lycallcon虹01血eprocessofphysi

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3、rwi也outHMFThisp印erinvestigafedt11ee牖ctsofhighmagneticfieldonmegrowcllbehaviorsoftncopperinteⅡnetalliccompol】Ilds(IMC)layersneeffcctsonmeinte冊(cè)也11iccompollIldgrowtllbehaviorsof船SI圯usol蛐g(shù)anddi髓sionweldingjo缸sintcIfaceswere咖

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5、eld，andtllegmwcllactivationene唱yisabout16kJ，mol(謝tlloutHMF)and5lkJ／mol慚血IMF)TheHMFreduced吐Iegrowchactivationenergyoft11eSn3Ag05CWCujoints21heappearaIlceoftlleIMCc姆dclearlyafterage訊g。IkIMCofnlesold積ngsamplesisnuct啪t，aIldt

6、11ecrystalsaredavifo珊；也efluctuationof恤di抽sionweldings鋤ples’IMCisslight，andmecrystalsareregularpolyhedronThegrow￡llveloc姆of也eIMCincreased誠(chéng)htherisillgofmeage主Ilgtemperal：ureTheIMC掣洲1velocityofsolde血gjointswere缸termallthato

7、f也edi觚sionweldingjons，鋤dthedimsionact主Vationenergyofthesolderingjoimsislowerthantllatof也edif如sionweld抽gjointsTheactiVationenergyofthesold謝ngjointsis52kJ／mol；thediffIlsionweldingjoimsis94kJ／moltThegrowtlloftheIMCiscoⅡ叻11e

8、dbygrainimerfacedi療usionwhenmeagingtemperatWeislower，andcontmlledbybodydifmsionwhenmeagingteHlperatureishigher3TheIMC鏟ow出velocityofmetwotypesofweldingjointsincreased謝mmerisingoftemperaturewhent11eywereagedintheHMFTheIMCg

9、ro、vthrateoft11es01deringjointswereplacedwilhthemagneticdirectionalongtheSndifmsiondirection(DirectionII)ishighert11anthatalongtheCudifmsiondirection(DirectionI)T11eeffectsoftheHMFdirectiononthedifmsionweldingjointsareun