頂色輔助的人工色模型預(yù)言的玻色子與LHC上頂夸克對(duì)的產(chǎn)生.pdf

1、學(xué)位論文獨(dú)創(chuàng)性聲明本人承諾：所呈交的學(xué)位論文是本人在導(dǎo)師指導(dǎo)下所取得的研究成果論文中除特別加以標(biāo)注和致謝的地方外，不包含他人和其他機(jī)構(gòu)已經(jīng)撰寫或發(fā)表過的研究成果，其他同志的研究成果對(duì)本人的啟示和所提供的幫助，均已在論文中做了明確的聲明并表示謝意’學(xué)位論文作者簽名；日學(xué)位論文版權(quán)的使用授權(quán)書本學(xué)位論文作者完全了解遼寧師范大學(xué)有關(guān)保留、使用學(xué)位論文的規(guī)定，及學(xué)校有權(quán)保留并向國(guó)家有關(guān)部門或機(jī)構(gòu)送交復(fù)印件或磁盤，允許論文被查閱和借閱本文授權(quán)遼寧

2、師范大學(xué)，可以將學(xué)位論文的全都或部分內(nèi)容編入有關(guān)數(shù)據(jù)庫并進(jìn)行檢索，可以采用影印、縮印或掃描等復(fù)制手段保存、匯編學(xué)位論文保密的學(xué)位論文在解密后使用本授權(quán)書繇謠瞄一凰廠—————_———◆預(yù)言的玻二子與LHc上頂夸克對(duì)的二生AbstractContent：mstandardmodel(SM)isoneofthegreatestachievementsinparticlephysics，andittestedbythehigh伽【e嗵黟exp

3、erim∞mldataHoweverSMstill8U位T880metheoreticalproblemsofbeingunabletoexplainEWSB’Sroottoomanyfreeparameters，trivialityandunnaturalness，etcInadditionSM也inl【sneutrinosisnotthequalitybutithaslittleandresonancesTherefore，SMca

4、nonlybe趴effectivetheorybelowsomehighenergyscaleTheremaybenewphysicsb∞r(nóng)ondtheSMSo，peoplestartedtoexplorethepOsi6Veandproposedsomellewphysics：ThelittleHiggstheorySupersymmetrytheoryandTechnicolortheoryPeopleareveryinterest

5、edinTechnicolortheorynowTC2modelisconsideredtobeoneofthecandidatesofthenewphysicalmodelsAtfirstweconsiderthecontributionsofthescalarparticles(殍，磚，h0and^缸)predictedbythetopcolor8C蒯0tothe礦pro‘妣喲nattheLHC1kresultsshowthatwe

6、havetakenc虬energy垢=14TeFtheeorrectioneffectsofthenewscalarstothettproductionCTOSSsectionaresignificantlarge11尬valueoftherelativecorrectionparameterR1islargerthan10％，whichmightbedetectedattheLHCThenweconsiderthespincorrel

7、ationintheprocessofthetopquarkdecayFor200GeVSM≤450GeVand003≤8S009。thevaluesoftherelativecorrectionparameterR2isintherangeof14％一29％Atthesametime，Wecalculatetherelativecorrectionstothetopquarktransversemomentumdistribution

8、andinviriantmassdis仃ibutiontheirrelativecorrectionparametersare颶andR4Forthemassesofthescalarsequalingto300GeFands=O05，thevaluesoftherelativecorrectionparametersR3and風(fēng)a∞intherangesof9％一52％and10％一17％，respectivelyInaddition

9、WOconsiderthecoloroctets臼onggaugeboson伊andthecolorlessneuUalweakgaugebosonzpredictedTC2modelTheycontributto麗一tFprocessesattheLHCWecalculatethetoppairproductionattheLHCanddetectsomeobservationsWhen七=15andthemassof伊MB=600G

10、e以therelatecorrectionof伊tothetoppairproductioncrosss∞6∞canreach82％When向=03andthemassoftMz=600Ge圪therelativecorrectionof雪4tothetoppairproductioncross8ectiencanreach28％SecondWeconsiderthespincorrelationintheprocessofthetop

11、quarkdecayWhen||=15，j吻=600Ge礦andh=03Mz=lOooGe以therelativec∞他ctio璐ofj4andz，toratioofthett印incorrelationcanapp∞縱沮79％and25％，respectivelyFinallywealsocalculatetherelativecorrectiontothetopquarkinviriantmassdistribution^紜When

12、k=20，Mi=550GeVandMB2500GeKtherelativecorrectionofBatOthetoppairinviriantmassdistributioncanreach82％When七l=05，Mz=500GeVandM≯=550Ge以therelativecorrectionofttothetoppairinviriantnl囂sdistributionc蛆reach29％Keywords：TC2modelto