版权说明:本文档由用户提供并上传,收益归属内容提供方,若内容存在侵权,请进行举报或认领
文档简介
Learningobjectives01discovertheuniquepropertiesofgrapheneandsomeofitspotentialusesunderstandhowthisrevolutionarynewmaterialcanchangethefuture02identifyandunderstandconclusions04makeapresentationtointroduceoneofChina’sachievementsinsci-techinnovation03understandChina’sachievementsinsci-techinnovationandhowtheycontributetobuildingabettertomorrowCONTENTSDiscussionpointGettingprepared2Reading&understandingReading1Thinking&exploringViewingMini-projectDevelopingculturalawareness13DiscussionpointWhatareyourideasaboutthefollowingquestions?Discussthemwithapartner.Whichpredictiondoyoufindthemostexcitingorworrying?Whichpredictiondoyouthinkisthemostlikelytocometrue?Canyoumakethreeotherpredictionsabout2050?Whatarethey?GettingpreparedManypredictionsareofteninaccurate.Whydoyouthinkit’ssohardtopredictthefuture?Whatareyourideasaboutthefollowingquestions?Discussthemwithapartner.Ithinkthemostworryingpredictionisthathalfoftheworld’spopulationcouldfaceseverefoodshortages.Becauseifthispredictionbecameareality,manylivesaroundtheworldwouldbeatdangerandtheworldmightbeplungedintochaosbecauseofthefoodscarcity.DiscussionpointGettingpreparedWhichpredictiondoyoufindthemostexcitingorworrying?Whatareyourideasaboutthefollowingquestions?Discussthemwithapartner.Ithinkitisthemostlylikelytocometruethatcomputerswillbecomethousandsoftimesfaster.Actuallythequantumcomputerhasshownusthepotentialtoachievefarmorethanthat,eventhoughthereisstillalongwaytogobeforeitiseventuallyappliedinpractice.AgoodexampleisJiuzhang(九章),whichisaquantumcomputerprototype(原型)developedbyChineseresearchers.Itsquantumcomputingsystemcanbe100trilliontimesfasterthantheworld’sfastestsupercomputerinexistence.DiscussionpointGettingpreparedWhichpredictiondoyouthinkisthemostlikelytocometrue?Whatareyourideasaboutthefollowingquestions?Discussthemwithapartner.Ithinktheretina(视网膜)scanwillbeawidelyembracedpaymentmethod./Iforeseethatskyscrapersthatfunctionascitieswillbebuilttomeetthedemandsofgrowingpopulations./IpredictthatonlinelearningexperiencewillbegreatlyenhancedbyintroducingimmersiveenvironmentsusingadvancedVRtechnology.DiscussionpointGettingpreparedCanyoumakethreeotherpredictionsabout2050?Whatarethey?Whatareyourideasaboutthefollowingquestions?Discussthemwithapartner.Ithinkthemajorreasonisthattopredictthefutureisaverycomplexissue.Therearetoomanyfactorsinvolvedandtoomanyuncertaintiesthatcaninfluencethedevelopmentofourfuture.Besides,ourpredictionsarelimitedbyourowncognitiveabilities,andourperceptionsareoftensubjective,whichmakeitevenharderforustopredictthefutureaccurately.DiscussionpointGettingpreparedManypredictionsareofteninaccurate.Whydoyouthinkit’ssohardtopredictthefuture?Academicexploration1Reading1Reading&understandingUnderstandingthetextLanguagefocusLanguagepointsThinking&exploringInterpretingthetextThinkingcriticallyGettingtheskillUnderstandingthetextMatchtheheadings(A-F)totheircorrespondingparagraphs(1-6).Comprehension1Reading1Academicexploration1Reading&understandingPara.1 Para.2 Para.3 Para.4 Para.5Para.6 A.EnvironmentalimpactB.MedicalmiracleC.Themostimportantdiscoveryofthefuture?D.ThenextIndustrialRevolutionE.WatershortagesF.RevolutionizingITandmobilecommunicationsCFAEBDUnderstandingthetextCompleteeachofthefollowingsentenceswithnomorethantwowordsfromthetext.Comprehension1Reading1Academicexploration1Reading&understandingNew____________________________canchargeinsecondsandcauselessenvironmentaldamageastheybreakdownafteruse.Graphenecouldhelptackle____________________________________becauseithastheabilitytoremoveradioactivematerialfromwater.Filtersmadefromgraphenecanremove_____fromseawaterandmakeitdrinkable.Graphenecanbeusedtodetecttumorsand________thesizeofthem.Graphenecouldmakeourbad________________ontheworldsmaller.batteries/graphenebatteriesenvironmentaldisasters/nucleardisasterssaltreduceimpact/effectLanguagefocusWordsinuseCompletethesentenceswiththewordsbelow.Changetheformifnecessary.devastatingefficientfilterobsoleteparticlepropertyrevolutionarytackleManynewproductsaredevelopedtotryto_____aproblemthatexists.A(n)__________eventsuchasatsunami(海啸)canendangerthousandsoflives.It’sa(n)____________materialthatcoulddramaticallychangehundredsofdifferentareas.Manytechnologicaldevelopmentseventuallybecome_________asnewproductsemerge.tackledevastatingrevolutionaryReading1Academicexploration1Reading&understanding
obsoleteLanguagefocusWordsinuseCompletethesentenceswiththewordsbelow.Changetheformifnecessary.Manypeople_____tapwatertomakeittastebetter.A(n)________isatinyelementthatispartofanatom,suchasanelectron,proton(质子),orneutron(中子).Scientistsandproductdevelopersoftenlookatthe___________ofnewmaterialsandhowtheycanbeusedindifferentways.Muchresearchisdonetoimprovethe__________ofthingsthatalreadyexist.filterparticlepropertiesefficiencyReading1Academicexploration1Reading&understandingdevastatingefficientfilterobsoleteparticlepropertyrevolutionarytackleLanguagefocusTranslationTranslatethefollowingsentencesintoChinese.Payattentiontothewordsinbold.Theuseofbiodegradableplasticsthatcanbreakdownnaturallycanreducetheaccumulationofenvironmentallypersistentplasticwastes.Smaller,lighter,andnimbler(更灵活的)thanitspredecessors,thenewlydesignedroboticarmcanbeprogrammedtoperformawidevarietyoftaskswithgreataccuracy.使用能自然分解的生物降解塑料可以减少那些对环境有长期影响的塑料废物的聚积。新设计的机器人手臂比之前的版本更小、更轻、更灵活,能在程序控制下精准地执行各种各样的任务。Reading1Academicexploration1Reading&understandingLanguagefocusTranslationTranslatethefollowingsentencesintoChinese.Payattentiontothewordsinbold.Whennewtechnologiesreachamaturestageatwhichtheycanbeusedforbusiness,theyhavethepotentialtorapidlychangetheeconomiclandscapefarbeyondwhatcouldhavebeenexpectedattheinfancystageofinnovation.Theflyingcarconcept,whichexistedonlyintherealmsofsciencefiction,istobecomearealityinthenot-too-distantfutureandrevolutionizeurbantransportationandparceldeliveryservices.当新技术达到可以应用于商业的成熟阶段时,它们具有迅速改变经济格局的潜力,这种潜力远远超出创新初期的预期。曾经仅存在于科幻小说中的飞行汽车的概念将在不久的将来成为现实,并彻底改变城市交通和包裹递送服务。Reading1Academicexploration1Reading&understandingLanguagepointsDifficultsentencesNotonlycoulddataspeedsbemuchmorerapid,butthespeedtochargeabatterycouldincreaseatanincrediblerate.(Para.2)01这句话的前半句为倒装结构。notonly…butalso连接两个并列句时,如果notonly位于句首,则其所在的分句要倒装,butalso分句不倒装。这句话相当于Dataspeedscouldbemuchmorerapid,andthespeedtochargeabatterycouldincreaseatanincrediblerate.Reading1Academicexploration1Reading&understanding本文第三段中Asmentionedabove,notonlyisthedecayrateofthesebatteriesfaster,butitcouldalsohelptackleenvironmentaldisasters.也用了倒装结构。butalso中的also可以省略,也可用too/aswell替换,置于句尾,所以这句可改写为:Notonlyisthedecayrateofthesebatteriesfaster,butitcouldhelptackleenvironmentaldisastersaswell.butalso结构亦可省略but,例如本文第二段中:Notonlyaretheyfast,theyarealsobetterfortheenvironmentbecausetheyarebiodegradable.LanguagepointsDifficultsentencesUnlikespeedingupdatatransfer,thesebatteriesmaynotbetoofarfromproductionasresearchersatRiceUniversityhavedevelopedaprocesstomaketheseonanindustrialscale.(Para.2)02此处onanindustrialscale表示“工业规模,大规模”,相当于onalargescale,与onasmallscale相对。例如:Aninternationalteamhasdevelopedaspongesuperstructureinanattempttodesalinateseawateronanindustrialscale.一个国际团队开发了一种海绵超结构,以期大规模淡化海水。Reading1Academicexploration1Reading&understandingLanguagepointsDifficultsentencesShouldthistechnologyprogressasresearchersbelieveitwill,theworldwouldnolongerbethreatenedbythepotentialshortageofwater.(Para.4)03倒装结构Shouldthistechnologyprogressasresearchersbelieveitwill是一个虚拟条件从句,should表示虚拟语气,句中省略了连词if,这个从句相当于Ifthistechnologyshouldprogressasresearchersbelieveitwill。虚拟条件句的从句中如果含有should/were/had,可以省略连词if,将should/were/had置于主语前构成倒装。例如:Wereanewdigitalcurrencytodisruptthebankingindustry(=Ifanewdigitalcurrencyweretodisruptthebankingindustry),itwouldneedtobeaccessibleonaglobalscale.如果一种新的数字货币要颠覆银行业,它需要在全球范围内被使用。Reading1Academicexploration1Reading&understandingLanguagepointsDifficultsentencesWhilethisresearchisstillinitsinfancy,itshowsgreatpromiseandhasthepotentialtorevolutionizemanymedicalfields.(Para.5)04While相当于though/although,表示“尽管、虽然”,while引导让步状语从句时通常放在句首位置。initsinfancy表示“尚处于初步阶段”,相当于hasonlyjuststarted。Reading1Academicexploration1Reading&understandingLanguagepointsDifficultsentencesRarelyhassuchaflexibleandusefulmaterialbeendiscovered.(Para.6)05这句话为倒装结构。rarely是表示否定意义的副词,位于句首时,其所在的句子或分句需要部分倒装,即把be动词、助动词或情态动词置于主语之前。其他一些表示否定意义的副词、连词以及介词短语也有类似用法,包括never,barely,scarcely,seldom,hardly,bynomeans,undernocircumstances等。比如:Seldomdotheydineoutinarestaurant.他们很少去餐馆就餐。Undernocircumstancesshouldyouignoretheimpactofartificialintelligence.你在任何情况下都不应忽略人工智能的影响。Reading1Academicexploration1Reading&understandingInterpretingthetextInterpretingthetextInPara.1,theauthorcomparesgraphenewithsteel,copperandrubber.Whatisthepurposeofmakingcomparisonshere?WhatdoyoulearnaboutthedifferentlevelsofapplicationofgrapheneindatatransferandbatterychargingasintroducedinPara.2?WhatisthesignificanceoftheevidencefoundbyresearchersatRiceUniversityandLomonosovMoscowStateUniversityasmentionedinPara.3?Whatistheauthor’sviewonusinggraphenetotacklepotentialglobalwatercrisisaccordingtoPara.4?Whatdoesitmeanthat“thisresearchisstillinitsinfancy”inPara.5?Whatistheauthor’sattitudetowardgraphene’sfutureapplicationaccordingtoPara.6?Reading1Academicexploration1Thinking&exploringInterpretingthetextInterpretingthetextInPara.1,theauthorcomparesgraphenewithsteel,copperandrubber.Whatisthepurposeofmakingcomparisonshere?Bycomparinggraphenewithsteel,copperandrubber,theauthorunderlinestheunparalleledphysicalpropertiesofgraphene,includingitsstrength,electricalconductivityandflexibility.Reading1Academicexploration1Thinking&exploringInterpretingthetextInterpretingthetextWhatdoyoulearnaboutthedifferentlevelsofapplicationofgrapheneindatatransferandbatterychargingasintroducedinPara.2?Thetechnologyofusinggraphenetospeedupbatterychargingisapproachingthemassproductionstage,whilethetechnologyofusinggraphenetospeedupdatatransfer,thoughhavingbeenproventoworkintheory,isstillsomewayfromreachingapracticallevelforlarge-scaleapplication,astheworkingmechanismofdatatransferismorecomplex.Reading1Academicexploration1Thinking&exploringInterpretingthetextInterpretingthetextWhatisthesignificanceoftheevidencefoundbyresearchersatRiceUniversityandLomonosovMoscowStateUniversityasmentionedinPara.3?Theevidencehighlightsthepotentialofgraphenetohelptackleenvironmentaldisastersandensureenvironmentalsustainability.Reading1Academicexploration1Thinking&exploringInterpretingthetextInterpretingthetextWhatistheauthor’sviewonusinggraphenetotacklepotentialglobalwatercrisisaccordingtoPara.4?Bydemonstratingtheresearchers’pointsofview,itisimpliedthattheauthorisalsopositiveaboutgraphene’soutstandingabilitytoeffectivelyandefficientlyfilterseawaterintodrinkingwater,whichwillReading1Academicexploration1Thinking&exploringInterpretingthetextInterpretingthetextWhatdoesitmeanthat“thisresearchisstillinitsinfancy”inPara.5?Itindicatesthatthecurrentexcellentresearchresultsarejustthebeginningoftherevolutioninthemedicalworld,andmorerevolutionarybreakthroughsinthemedicaluseofgrapheneareexpectedtobeachievedinthefuture.Reading1Academicexploration1Thinking&exploringInterpretingthetextInterpretingthetextWhatistheauthor’sattitudetowardgraphene’sfutureapplicationaccordingtoPara.6?Theauthor’sattitudeappearstobequiteoptimistic.Grapheneisperceivedasabiggamechangerforsocietyandhumanity.Withitsuniquequalities,graphenecanprofoundlytransformsocietiesandchangeliveswhilesignificantlyreducingournegativeimpactontheworld.Reading1Academicexploration1Thinking&exploringThinkingcriticallyThinkaboutthefollowingquestions.Giveyouropinions.Amongallthepotentialusesofgraphenementionedinthetext,whichdoyouthinkisthemostsignificantrevolutionforhumanity?InPara.6,theauthorconcludesthat“graphenecouldwellbethematerialthatbringsaboutthenextgreatIndustrialRevolution.”Doyouthinkso?Whyorwhynot?Reading1Academicexploration1Thinking&exploringThinkingcriticallyAmongallthepotentialusesofgraphenementionedinthetext,whichdoyouthinkisthemostsignificantrevolutionforhumanity?Reading1Academicexploration1Thinking&exploringItakegraphene’spotentialabilitytospeedupdatatransferasthemostsignificantrevolutionforhumanity.Livingintheageofbigdatainwhichtransmissionofinformationhasbecomeacrucialpartofourworkandlife,wehaveagrowingdemandforreliablehigh-speeddatatransmissioninmobilenetworks.Theapplicationofgrapheneinthisfieldwillexponentiallyimproveourworkandlifeexperience.ThinkingcriticallyInPara.6,theauthorconcludesthat“graphenecouldwellbethematerialthatbringsaboutthenextgreatIndustrialRevolution.”Doyouthinkso?Whyorwhynot?Reading1Academicexploration1Thinking&exploringBasedontheevidenceprovidedbytheauthorinthetext,Itotallyagreewiththisprediction.Asgrapheneexhibitsthepotentialtoreplaceorenhancetheperformanceofexistingmaterialsinawiderangeofapplicationsandsectors,thefuturedevelopmentofgraphene-basedtechnologieswillundoubtedlybringabouthugeeconomic,technologicalandsocialchanges.Whengrapheneinnovationisbroughtoutofthelabandintocommercialapplications,brand-newchapterswillbewrittenforbatterycharging,nuclearenergyproduction,waterfiltration,cancertreatment,etc.ThinkingcriticallyThinkaboutthefollowingquestions.Giveyouropinions.Whatdoyouthinkisthemostrevolutionaryproducteverdesigned?Theauthormentionsinthelastparagraphthat“Currently,grapheneisusedinveryfewproductsorprocesses.”Whatdoyouthinkarepossiblythemainbarrierstothecommercialapplicationofgraphene?Reading1Academicexploration1Thinking&exploringThinkingcriticallyWhatdoyouthinkisthemostrevolutionaryproducteverdesigned?Reading1Academicexploration1Thinking&exploringIthinkthesmartphoneisthemostrevolutionaryproduct.HavingbeenwidelyacceptedinChina,itimprovesefficiencyandbringsusmuchconvenience.Forexample,itallowsustomakemobilepayments.Besides,itstoresourpaymentinformationandthuscanhelpustrackourspendinghabitsbygeneratingdetailedannualreports.ThinkingcriticallyTheauthormentionsinthelastparagraphthat“Currently,grapheneisusedinveryfewproductsorprocesses.”Whatdoyouthinkarepossiblythemainbarrierstothecommercialapplicationofgraphene?Reading1Academicexploration1Thinking&exploringIthinkthelarge-scalecommercialapplicationofgraphenehasbeencurbedmainlybyexpensiveandinefficientmethodsforitsproduction,andalackofindustrystandardsthatcanguaranteeconsistentresultsinitsproduction.ThinkingcriticallyOnesignificanceoftherevolutionarygrapheneisitspotentialtoreducethenegativeimpactonourenvironment.However,asismentionedinthetext,therearemanynewdiscoveriesthateventuallyleadtogreatenvironmentaldamage.Discussthequestionsingroups.Thenrecordyouranswers.Doyouknowanysuchdiscoveriesinyourlife?Giveaspecificexample.Whatdoyouthinkisthisdiscovery’snegativeimpactontheenvironment?Whatcanbedonetocopewithitsnegativeimpactontheenvironment?Reading1Academicexploration1Thinking&exploringThinkingcriticallyAsamatteroffact,theenvironmentalproblemsarecausednotbynewdiscoveriesthemselves,butbyinnovators’andusers’mismanagement.Uncheckedtechnologicaladvancementandutilizationwithoutcontrolmeasureshaveresultedinenvironmentalpollution,depletionofnaturalresources,imbalanceofecosystems,andglobalwarming.Forinstance,plasticwasseenasamiraculousmaterialforitsflexibility,durabilityandstrengthwhenitwasfirstinvented,butasplasticisusedmoreandmoreprevalently,ithasbecomeoneoftheculpritsintermsofenvironmentaldamage,sincethenon-biodegradableplasticswillleaktoxicchemicalsandnegativelyaffectourecosystemsoncetheyaredumped.TheChinesegovernment’sbanonsingle-usenon-degradableplasticproductsisatimelycontrolmeasurethatisneededtosolvethisproblem.Reading1Academicexploration1Thinking&exploringGettingtheskillIdentifying&understandingconclusionsTextsnotonlyhaveconclusionsattheend,butmanydrawsmallconclusionsthroughout.Thisisespeciallytruewhenatextcoversnumerousdifferenttopics.Identifyingtheseconclusionsandtheirreasonscanhelpyoutounderstandthewriter’spointofviewbetter.Therearesomesignpostingwordsandexpressionsforconclusions,suchastherefore,consequently,inconclusion,asaresult,andwemayconcludethat.Reading1Academicexploration1Thinking&exploringGettingtheskillTask1Readthetextagainandmatchthedevelopmentstotheconclusions.Reading1Academicexploration1Thinking&exploring1Datatransferspeeds 2Batterycharging3Waterfiltering4MedicaltreatmentsTechnologyneedstoprogressbeforethiswillwork.Itisunlikelyyetbecausemanyotherproductsneedtobedeveloped.Thishasonlyjuststartedbutcouldhaveahugeimpact.Thisisalreadypossibleonalargeproductionscale.BDACGettingtheskillTask2Readthefollowingparagraphs.Identifytheconclusionsdrawnaboutbatsanddolphinsineachparagraph,andunderlinethesignpostingwordsorexpressionsforconclusions.Reading1Academicexploration1Thinking&exploringsignpostingwordsorexpressionsconclusionsDevelopingculturalawarenessViewingMini-projectAcademicexploration1ViewingDevelopingculturalawarenessAcademicexploration1Innovationistheintroductionofnewideas,methodsandinventions.Itisimportantfortheadvancementofsocietyasitcanhelpsolvesocialproblemsandenhancesociety’scapacitytoact.Identifiedasakeystrategyforeconomicgrowthandsustainabilityintheglobalenvironment,innovationinscienceandtechnologyhasbeengivenpriorityinChinaoverthepastdecades.FromtheChang’e-5lunarmissiontothedeep-seamannedsubmersibleFendouzhe,Chinesescientistsarereachingfarbeyondthehorizonandtakingaproactiveroleinshapingabetterfutureforall.ViewingDevelopingculturalawarenessAcademicexploration1WatchthevideoaboutsomemajorachievementsthatChinahasmadeinsci-techinnovation.Thinkaboutthefollowingquestions.Whatbreakthroughshavebeenmadealready?WhatistheirsignificanceforChinaandtheworld?UnderstandingChina’sinnovationforabettertomorrowViewingDevelopingculturalawarenessAcademicexploration1WatchthevideoaboutsomemajorachievementsthatChinahasmadeinsci-techinnovation.Thinkaboutthefollowingquestions.Whatbreakthroughshavebeenmadealready?UnderstandingChina’sinnovationforabettertomorrowViewinginnovationinscienceandtechnologyasakeydrivingforcebehinddevelopment,Chinahasmadegreatinvestmentsinscientificresearchandinanationwideinnovationsystem.Theseinvestmentshaveyieldedmajorbreakthroughsinagriculture,energy,telecommunications,digitaleconomy,deep-spaceanddeep-seaexploration,aswellasmanyotherfields.Amongtheseexcitinginnovations,twoimpressiveonesareFASTandhybridricetechnologies.ViewingDevelopingculturalawarenessAcademicexploration1WatchthevideoaboutsomemajorachievementsthatChinahasmadeinsci-techinnovation.Thinkaboutthefollowingquestions.WhatistheirsignificanceforChinaandtheworld?UnderstandingChina’sinnovationforabettertomorrowSinceitsformaloperationbeganinJanuary2020,FASThasidentifiedmorethan300pulsars.Pulsarsaresmalldensestarsthatemitregularpulsesofradiowaves.Findingandaccuratelyreadingtheradiowaveshelpsintheongoingsearchforplanetsbeyondoursolarsystem.SinceitsofficialopeningtoglobalscientistsonMarch31,2021,FASTisacceptingobservationapplicationsfromastronomersworldwide.China’s“SkyEye”hasbecomethe“eyefortheworld,”servingasaplatformtopromoteinternationalsci-techdevelopmentandtheprogressofhumancivilization.ViewingDevelopingculturalawarenessAcademicexploration1WatchthevideoaboutsomemajorachievementsthatChinahasmadeinsci-techinnovation.Thinkaboutthefollowingquestions.WhatistheirsignificanceforChinaandtheworld?UnderstandingChina’sinnovationforabettertomorrowNowadays,hybridriceisgrowninoverhalfofChina’sricefields.China’sricequalityandyieldshavebeengreatlyimproved,andconstantlybreakworldrecords.Yuan’sinnovationnotonlyhelpssolveChina’sfoodproblems,butalsocontributestosavingtheworldfromstarvation.Asmorethanhalfoftheworld’spopulationlivesonrice,hybridriceisexpectedtoplayabiggerroleinguaranteeingtheglobalfoodsupplyandsafeguardingglobalfoodsecurity.Mini-projectMakingapresentationDevelopingculturalawarenessAstheannualNationalScienceandTechnologyWeek(thethirdweekofMay)isunderwayacrossChina,youruniversitywillorganizeacelebrationevent.Studentsareinvitedtomakeathree-minutepresentationtoshowcaseChina’ssignificantachievementsinsci-techinnovation.Youandyourteammatesareontheinvitationlist.Workingroupstoprepareforthepresentation.Herearesometipsyoucanfollow:Thinkofaninnovationorachievementthatyou’remostproudof,e.g.high-speedrail,BeiDouNavigationSatelliteSystem,5Gcommunicationtechnology,IoT(物联网),China’sfirstdomesticallydesignedlargepassengerjetliner(大型喷气式客机).DemonstratethebreakthroughsChinahasmadeinthisfieldsofar.Describewhatsignificancetheinnovationhasforournationandfortheworld.Createslidesforyourpresentationasavisualaid.Academicexploration1Whenyouareready,givethepresentationtotheaudience.Seeyou!Reading1Academicexploration1Productsofthefuture1Everysooften,amaterialoraproductemergesthattransformstheworld.Fromtheengine,tothediscoveryofelectricity,tothedevelopmentoftheInternet,eachhastransformedsocietiesandchangedlives.Manypeoplenowperceivethenextbiggamechangerasgraphene,whichisderivedfromgraphite.Thismaterialexhibitsmanyuniquequalities.Itcanwithstandstrongforcebecauseitisaround200timesstrongerthansteel.Itconductselectricitymoreefficientlythancopper,andismoreflexiblethanrubber.Inthetenyearssinceitwasisolatedandstudied,morethan7,000patentsforitsusehavebeenregistered.So,whataresomeofthepotentialusesofthisrevolutionaryproductandhowlikelyaretheytohappen?Reading1Academicexploration12Aftertheirinvestigations,researchersatGeorgiaTechbelieveitwillbepossibletomakeanultra-thinantennaforcellphonesthatwouldallowaterabitofdatatotransferinjustonesecond,orinotherwords,downloadaround100high-definitionmoviesinjustafewminutes.Whilethistechnologyworksintheory,themanufacturingprocessisstillsomewayfrombeingdeveloped.Furthermore,alloftheothercomponentsneedtobemadetoworkwiththenewantenna.Notonlycoulddataspeedsbemuchmorerapid,butthespeedtochargeabatterycouldincreaseatanincrediblerate.ResearchersatUCLAhavedevelopedamethodtoproducegraphenebatteriesthatchargeinseconds.MeasurementsshowthataniPhonecouldbefullychargedinjustfivesecondsandmostlaptopsinjust30seconds.Notonlyaretheyfast,theyarealsobetterfortheenvironmentbecausetheyarebiodegradable.Unlikespeedingupdatatransfer,thesebatteriesmaynotbetoo
温馨提示
- 1. 本站所有资源如无特殊说明,都需要本地电脑安装OFFICE2007和PDF阅读器。图纸软件为CAD,CAXA,PROE,UG,SolidWorks等.压缩文件请下载最新的WinRAR软件解压。
- 2. 本站的文档不包含任何第三方提供的附件图纸等,如果需要附件,请联系上传者。文件的所有权益归上传用户所有。
- 3. 本站RAR压缩包中若带图纸,网页内容里面会有图纸预览,若没有图纸预览就没有图纸。
- 4. 未经权益所有人同意不得将文件中的内容挪作商业或盈利用途。
- 5. 人人文库网仅提供信息存储空间,仅对用户上传内容的表现方式做保护处理,对用户上传分享的文档内容本身不做任何修改或编辑,并不能对任何下载内容负责。
- 6. 下载文件中如有侵权或不适当内容,请与我们联系,我们立即纠正。
- 7. 本站不保证下载资源的准确性、安全性和完整性, 同时也不承担用户因使用这些下载资源对自己和他人造成任何形式的伤害或损失。
最新文档
- 2026秋新教材译林版五年级上册英语Unit 1~8各单元语法讲义+练习题(含答案)
- 第3章 细胞的基本结构 综合测试
- 2026届云南省曲靖市会泽县三下数学期中调研模拟试题含答案解析
- 内蒙古鄂尔多斯市西四旗2024-2025学年高二上学期期末联考化学试题(解析版)
- 眼科一般护理常规试卷及答案
- 2026届上饶市玉山县数学四年级下学期期中模拟试题(含答案)
- 发生器(乙炔)火灾爆炸事故树分析培训课件
- 农村用户触电安全对策培训课件
- 融资性担保公司董事监事高管人员任职资格考试题库及答案
- 美术教师招聘考试试题及答案(专业基础知识部分)
- 2026四川成都蓉城酒店管理有限公司月校园招聘1人笔试参考试题及答案解析
- (2026年)发展对象考试测试题库(附答案)
- 2026年中国石油国际事业公司面试
- 2026年青海军转安置考试题及答案
- 2026年仓库管理员工作总结汇报
- (2026年)镇静催眠药合理应用课件
- 2025年华能集团招聘笔试真题附答案
- 疫苗接种护理保障课件
- 执业医师资格《临床执业医师》考试内部题库
- 2026年喀什职业技术学院单招综合素质考试题库带答案详解(黄金题型)
- 交通运输航运公司航运实习生实习报告
评论
0/150
提交评论