Superconductors,asthenamesuggests,areconductorsthatdonotdissipateenergyafterpassingacurrent.AftertheDutchscientistOnnesdiscoveredthesuperconductivityofmercuryin1911,peopleonlychangedthetemperatureinth...

OverviewThefirstgenerationoflaseranti-counterfeitingtechnologyismainlyusedtomakelaser-moldedholographicimageanti-counterfeitinglabels.Becauseofthepoormonochromaticityandpoorcoherenceofordinarylightsou...

BackgroundThebirthofSDHtechnologyhasitsinevitability.Withthedevelopmentofcommunication,theinformationrequiredtobetransmittedisnotonlyvoice,butalsotext,data,imagesandvideos.Coupledwiththedevelopmentofd...

Thecellbodyofthehorizontalcellislocatedoutsidetheinnercorelayerandsendsoutmanyhorizontalbranchesextendingintotheoutermeshlayertoformsynapseswithrodcells,bipolarcellsandinterreticularcells.Therearegapj...

BackgroundStartingfromOctober2002,CCTV’sannualselectionof"MovingChina"figuresoftheyearhasarousedstrongrepercussionsinthesociety.Fromthepeople’sservantZhengPeimin,spaceheroYangLiwei,one-armedheroDingXi...

IntroductionLanguageistheessentialcharacteristicthatdistinguisheshumansfromotheranimals.Amongalllivingthings,onlyhumanshavetheabilitytospeak.Avarietyofhumanintelligencesarecloselyrelatedtolanguage.Hum...

SynonymouscopperplategenerallyreferstocopperyuanBasicinformationTheoriginofcopperyuanTheearliestcoppercoin(machinedcoppercoin)inChinawasborninthethirteenthyearofGuangxubyZhangZhidong,thegovernorofGuan...

RawmaterialcharacteristicsNaturalfiberThenaturalfibercontainedinsilkismainlysilkfiber,whichisacontinuouscoagulationofthesilkliquidsecretedbythecocoonwhenthecocoonisformed.Longfiber,alsoknownasnaturals...

ThesynonymGeorgeEastmangenerallyreferstoGeorgeEastman.AnexcellenttalentPersonalInformationEastmanwasborninWaterville,NewYork,USA(Waterville)village.ItistheyoungestofthethreechildrenofMariaKilbournandG...

DefinitionInformationManagement(InformationManagement,IM)isthecomprehensiveuseoftechnological,economic,policy,legalandhumanisticmethodsandMeansinordertocontrolinformationflow(includinginformalinformat...

OverviewDecodingisthereverseprocessofencoding.Duringencoding,eachbinarycodeisassignedaspecificmeaning,thatis,itrepresentsacertainsignalorobject.Theprocessof"translating"thespecificmeaningofthecodestat...

WorkingprincipleRollingballmouse:Therubberballisdriventothegratingwheelwithlight-emittingdiodesandphototransistorwaferpulsesignalsensor.Opticalmouse:Alightsourcepulsesignalsensorwithlight-emittingsemi...

DevelopmenthistoryThebuddingeraThehistoryofNokiabeganin1865.In1865,miningengineerFredichIdestamestablishedawoodpulpfactorybyariverinTampere,Finland.ThefactorywaslocatedatthejunctionofFinlandandtheRuss...

SpreadinghistoryTangDynastyFirstdiscoveryIn627,inChencangshan,FengxiangMansion,Shaanxi(InBeihan,Shigushan,BaojiCity,anoldshepherdfound10strangegraniteboulders.Thesehugestonebodiesareshapedlikedrums,ro...

ThesynonymSternberggenerallyreferstoRobertSternbergCharacterlifeRobertSternberg,formerchairmanoftheAmericanPsychologicalAssociation,visitingprofessorofpsychologyatIBM,andTheDepartmentofPsychologyatYal...