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1、microscopicmess341由于收纳了教材上所有文章和翻译，使得排版内容篇幅较长。如果你只想借此获取完形填空的15分，则可以考虑删除其中所有的中文翻译，这样篇幅可以减少一半左右。祝您好运！Mmicroscopicmess363Mmicroscopicmess363InventorofLEDWhenNickHolonyaksetouttocreateanewkindofvisiblelightingusingsemiconductoralloys,hiscolleaguesthoughthewasunrealistic.Today,hisdiscovery
2、oflight-emittingdiodes,orLEDs,areusedineverythingfromDVDstoalarmclockstoairports.Dozensofhisstudentshavecontinuedhiswork,developinglightingusedintrafficlightsandothereverydaytechnology.OnApril23,2004,Holonyakreceivedthe$500,000Lemelson-MITPrizeataceremonyinWashington.Thismarksthe10th
3、yearthattheLemelson-MITProgramattheMassachGsettsInstituteofTechnology(MIT)hasgiventheawardtoprominentinventors.'Anytimeyougetanaward,bigorlittle,it'salwaysasurprise.Holonyaksaid.Holonyak,75,wasastudentofJohnBardeen,aninventorofthetransistor,intheearly1950s.Aftergraduateschool,Holonya
4、kworkedatBellLabs.HelaterwenttoGeneralElectric,whereheinventedaswitchnowwidelyusedinhousedimmerswitches.Later,Holonyakstartedlookingintohowsemiconductorscouldbeusedtogeneratelight.Butwhilehiscolleagueswerelookingathowtogenerateinvisiblelight,hewantedtogeneratevisiblelight.TheLEDshein
5、ventedin1962nowlastabout10timeslongerthanincandescentbulbs,andaremoreenvironmentallyfriendlyandcosteffective.Holonyak,nowaprofessorofelectricalandcomputerengineeringandphysicsattheUniversityofIllinois,saidhesuspectedthatLEDswouldbecomeascommonplaceastheyaretoday,butdidn'trealizehowma
6、nyusestheywouldhave.Youdon'tknowinthebeginning.Youthinkyou'redoingsomethingimportant,youthinkit'sworthdoing,butyoureallycan'ttellwhatthebigpayoffisgoingtobe,andwhen,andhow.Youjustdon'tknow.'hesaid.TheLemelson-MITProgramalsorecognizedEdithFlanigen,75,withthe$100,000LemelsonMITLifetime
7、AchievementAwardforherworkonanewgenerationof'molecularsieves,'thatcanseparatemoleculesbysize.LED的发明者当NickHolonyak着手用半导体合金制造一种新的可视照明设备的时候，同事们都认为他不现实。今天，他发明的发光二极管，或叫LED，使用范围覆盖了从DVD到机场警钟的一切东西。他的许多学生继续着他的工作，发明了交通灯中使用的照明设备和其他的日用技术。2004年4月23号，Holonyak在华盛顿的一次典礼上接受了麻省理工学院Lemelson项目的50万美元奖金。这
8、是麻省理工学院Lemel
