求二百词关于霍金英文作文两百字英文.高二水平左右.-查字典问答网
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  求二百词关于霍金英文作文两百字英文.高二水平左右.

  求二百词关于霍金英文作文

  两百字英文.高二水平左右.

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2019-04-1205:32
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  HawkinggrewupoutsideLondoninanintellectualfamily.Hisfatherwasaphysicianandspecialistintropicaldiseases;hismotherwasactiveintheLiberalParty.Hewasanawkwardschoolboy,butknewfromearlyonthathewantedtostudyscience.Hebecameincreasinglyskilledinmathematicsandin1958heandsomefriendsbuiltaprimitivecomputerthatactuallyworked.In1959hewonascholarshiptoOxfordUniversity,wherehisintellectualcapabilitiesbecamemorenoticeable.In1962hegothisdegreewithhonorsandwenttoCambridgeUniversitytopursueaPhDincosmology.Therehebecameintriguedwithblackholes(firstproposedbyJ.RobertOppenheimer)and"space-timesingularities,"oreventsinwhichthelawsofphysicsseemtobreakdown.AfterreceivinghisPhD,hestayedatCambridge,becomingknowneveninhis20sforhispioneeringideasanduseofEinstein'sformulas,aswellashisquestioningofolder,establishedphysicists.

  In1968hejoinedthestaffoftheInstituteofAstronomyinCambridgeandbegantoapplythelawsofthermodynamicstoblackholesbymeansofverycomplicatedmathematics.Hepublishedtheverytechnicalbook,LargeScaleStructureofSpace-Timebutsoonafterwardsmadeastartlingdiscovery.Ithadalwaysbeenthoughtthatnothingcouldescapeablackhole;Hawkingsuggestedthatundercertainconditions,ablackholecouldemitsubatomicparticles.ThatisnowknowasHawkingRadiation.Hecontinuedworkingonthetheoryoftheoriginoftheuniverse,andindoingsofoundwaystolinkrelativity(gravity)withquantummechanics(theinnerworkingsofatoms).ThiscontributedenormouslytowhatphysicistscallGrandUnifiedTheory,awayofexplaining,inoneequation,allphysicalmatterintheuniverse.

  Attheremarkablyyoungageof32,hewasnamedafellowoftheRoyalSociety.HereceivedtheAlbertEinsteinAward,themostprestigiousintheoreticalphysics.Andin1979,hewasappointedLucasianProfessorofMathematicsatCambridge,thesamepostheldbySirIsaacNewton300yearsearlier.Therehebegantoquestionthebigbangtheory,whichbythenmosthadaccepted.Perhaps,hesuggested,therewasneverastartandwouldbenoend,butjustchange--aconstanttransitionofone"universe"givingwaytoanotherthroughglitchesinspace-time.Allthewhile,hewasdiggingintoexplodingblackholes,stringtheory,andthebirthofblackholesinourowngalaxy.

  In1988HawkingwroteABriefHistoryofTime:FromtheBigBangtoBlackHoles,explainingtheevolutionofhisthinkingaboutthecosmosforageneralaudience.Itbecameabest-selleroflongstandingandestablishedhisreputationasanaccessiblegenius.Hewroteotherpopulararticlesandappearedinmoviesandtelevision.Heremainsextremelybusy,hisworkhardlyslowedbyLouGehrig'sdisease(amyotrophiclateralsclerosis,adiseasethataffectsmusclecontrol)forwhichheusesawheelchairandspeaksthroughacomputerandvoicesynthesizer.

  "Mygoalissimple.Itiscompleteunderstandingoftheuniverse,whyitisasitisandwhyitexistsatall."

2019-04-12 05:34:15
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