Citation:K.Nakamuraetal.(ParticleDataGroup),JPG,075021(2010)and2011par - PDF document

Citation:K.Nakamuraetal.(ParticleDataGroup),JPG,075021(2010)and2011partialupdateforthe2012edition(URL:http://pdg.lbl.gov) CHARMEDMESONSCHARMEDMESONSCHARMEDMESONSCHARMEDMESONS d,D0=c u, D0= DŠ ,similarlyfor ±D±D±D± I(JP =186916MeV(S=1.1)Meanlife=(1040=311-quarkdecays-quarkdecays Citation:K.Nakamuraetal.(ParticleDataGroup),JPG,075021(2010)and2011partialupdateforthe2012edition(URL:http://pdg.lbl.gov)formfactorsformfactorsformfactorsformfactors 0+0.1a1/a0 0+=Š1.7±0.5r2a2/a0 (0)in 08(S=1.5)(0)in (0)in +0±0.4L +0.+ 06(S=1.6)Mostdecaymodes(otherthanthesemileptonicmodes)thatinvolveaneu-mesonarenowgivenasmodes,notas modes.Nearlyalwaysitisathatismeasured,andinterferencebetweenCabibbo-allowedanddoublyCabibbo-suppressedmodescaninvalidatetheassumptionthat2()=( Scalefactor/DECAYMODESDECAYMODESDECAYMODESDECAYMODESFraction(/)Con“dencelevel(MeV/ InclusivemodesInclusivemodesInclusivemodesInclusivemodessemileptonic(1630)%anything(172)%anything(254)% anything+anything(615)%anything8)%anything5)% anything(235)%anything6%CL=90%anything7)%anything18)%anything12)%LeptonicandsemileptonicmodesLeptonicandsemileptonicmodesLeptonicandsemileptonicmodesLeptonicandsemileptonicmodesCL=90%93533)CL=90%90 22)%869 6)%865)%864 e+e, 21)%722HTTP://PDG.LBL.GOVPage2Created:6/16/201112:05 Citation:K.Nakamuraetal.(ParticleDataGroup),JPG,075021(2010)and2011partialupdateforthe2012edition(URL:http://pdg.lbl.gov)nonresonantCL=90%8644)%851 µ+µ, 3)%717nonresonantCL=90%82518)21)CL=90%689CL=90%657Fractionsofsomeofthefollowingmodeswithresonanceshavealreadyappearedaboveassubmodesofparticularcharged-particlemodes. 13)%722 15)%717 0µ+µ2.4×4 Hadronicmodeswitha Hadronicmodeswitha Hadronicmodeswitha Hadronicmodeswitha 07)%S=2.086305)%863863c](919)%S=1.1846wave19)%846 0+, d](106)%382 +, 11)%714 +, notseen381 2+, d](2 +, d](226)%%c](627)%8450)%677 +, 6)%714nonresonantHTTP://PDG.LBL.GOVPage3Created:6/16/201112:05 Citation:K.Nakamuraetal.(ParticleDataGroup),JPG,075021(2010)and2011partialupdateforthe2012edition(URL:http://pdg.lbl.gov))e](518)%816816e](311)%814814c](5S=1.1772 2+Š, KKŠ+2±0.3 0+, KKŠ+2±0.3 f](927)nonresonantPionicmodesPionicmodesPionicmodesPionicmodes06)18)wave16)12)33)CL=95%338CL=95%CL=95%waveCL=95%908nonresonantCL=95%90808)%883CL=90%76316)HTTP://PDG.LBL.GOVPage4Created:6/16/201112:05 Citation:K.Nakamuraetal.(ParticleDataGroup),JPG,075021(2010)and2011partialupdateforthe2012edition(URL:http://pdg.lbl.gov)Fractionsofsomeofthefollowingmodeswithresonanceshavealreadyappearedaboveassubmodesofparticularcharged-particlemodes.21)35)CL=90%76429)Hadronicmodeswitha pairHadronicmodeswitha pairHadronicmodeswitha pairHadronicmodeswitha pair16)S=2.2793793c](926)S=1.1744 K, KKŠ+0.×3+ K0, 34) K2, KKŠ+62Š0.8)×4…K+ (800), nonresonantnotseen74418)18)Afewpoorlymeasuredbranchingfractions:0)%6195%CL=90%259non-)%6827)%611DoublyCabibbo-suppressedmodesDoublyCabibbo-suppressedmodesDoublyCabibbo-suppressedmodesDoublyCabibbo-suppressedmodes26)S=1.4864CL=90%776CL=90%57123)HTTP://PDG.LBL.GOVPage5Created:6/16/201112:05 Citation:K.Nakamuraetal.(ParticleDataGroup),JPG,075021(2010)and2011partialupdateforthe2012edition(URL:http://pdg.lbl.gov)(980),nonresonantnotseen846=1weakneutralcurrent()modes,or=1weakneutralcurrent()modes,or=1weakneutralcurrent()modes,or=1weakneutralcurrent()modes,orLeptonFamilynumber()orLeptonnumber()violatingmodesLeptonFamilynumber()orLeptonnumber()violatingmodesLeptonFamilynumber()orLeptonnumber()violatingmodesLeptonFamilynumber()orLeptonnumber()violatingmodesCL=90%930930g](1CL=90%917917g](1CL=90%757757h]3.0×10Š6CL=90%870870h]9.2×10Š6CL=90%856856i]3.4×10Š5CL=90%927927i]6.8×10Š5CL=90%866CL=90%930CL=90%917CL=90%927CL=90%757CL=90%870CL=90%856CL=90%866CL=90%703 0D0D0D0 I(JP =186414MeV10MeV(S=1.1)Meanlife=(410=122=(22j](D01…D02)/=2=(11j]q/p=(1relativestrongphase:coscoherencefactoraveragerelativestrongphase=(239+32HTTP://PDG.LBL.GOVPage6Created:6/16/201112:05 Citation:K.Nakamuraetal.(ParticleDataGroup),JPG,075021(2010)and2011partialupdateforthe2012edition(URL:http://pdg.lbl.gov)coherencefactoraveragerelativestrongphase=(118+60-violationdecay-rateasymmetries(labeledbythedecay)-violationdecay-rateasymmetries(labeledbythedecay)-violationdecay-rateasymmetries(labeledbythedecay)-violationdecay-rateasymmetries(labeledbythedecay))=(31)%(S=1.3))=()=(0)=(0)=(0)=(1)=()=(0)=(6)=(13)=(8)=(0)=(25)=(0)=(0)=(6(nonresonant)=()=(wave)=(7)=(1)=()=(0)=()=(wave)=(0)=(0)=(2)=(0)=(0HTTP://PDG.LBL.GOVPage7Created:6/16/201112:05 Citation:K.Nakamuraetal.(ParticleDataGroup),JPG,075021(2010)and2011partialupdateforthe2012edition(URL:http://pdg.lbl.gov),CL=95%,CL=95% ,CL=95% ,CL=95% ,CL=95% ,CL=95% ,CL=95%,CL=95%,CL=95%,CL=95%)=(0-violationdecay-rateasymmetry-violationdecay-rateasymmetry-violationdecay-rateasymmetry-violationdecay-rateasymmetry)=(11b]CPT-violationdecay-rateasymmetry-violationdecay-rateasymmetry-violationdecay-rateasymmetry-violationdecay-rateasymmetryFormfactorsFormfactorsFormfactorsFormfactorsV(0)(0)in(0)in=13HTTP://PDG.LBL.GOVPage8Created:6/16/201112:05 Citation:K.Nakamuraetal.(ParticleDataGroup),JPG,075021(2010)and2011partialupdateforthe2012edition(URL:http://pdg.lbl.gov)Mostdecaymodes(otherthanthesemileptonicmodes)thatinvolveaneu-mesonarenowgivenasmodes,notas modes.Nearlyalwaysitisathatismeasured,andinterferencebetweenCabibbo-allowedanddoublyCabibbo-suppressedmodescaninvalidatetheassumptionthat2()=( Scalefactor/DECAYMODESDECAYMODESDECAYMODESDECAYMODESFraction(/)Con“dencelevel(MeV/ TopologicalmodesTopologicalmodesTopologicalmodesTopologicalmodes0-prongsgsk](176)%2-prongs(696)%4-prongsgsl](145)%6-prongsgsm](6InclusivemodesInclusivemodesInclusivemodesInclusivemodesanythingngn](611)%anything6)%anything(548)%S=1.3 anything+anything(474)%anything4)%anything(159)% anything4)%anything6%CL=90%anything3)%anything9)%anything27)%anything11)%SemileptonicmodesSemileptonicmodesSemileptonicmodesSemileptonicmodes04)%S=1.186713)%86416)%71923)%714)%861 )%860CL=90%821 CL=90%69208)S=1.192724)HTTP://PDG.LBL.GOVPage9Created:6/16/201112:05 Citation:K.Nakamuraetal.(ParticleDataGroup),JPG,075021(2010)and2011partialupdateforthe2012edition(URL:http://pdg.lbl.gov)Hadronicmodeswithone Hadronicmodeswithone Hadronicmodeswithone Hadronicmodeswithone 05)%S=1.286105)%S=1.3860(100c](215)%S=1.1842wave(980),(1370),(1270),+10)%711711o](11o]1.4×10Š5CL=95%95%o]3.4×10Š5CL=95%nonresonanttc](135)%S=1.7844(107)%675)%711 0, 23)%711HTTP://PDG.LBL.GOVPage10Created:6/16/201112:05 Citation:K.Nakamuraetal.(ParticleDataGroup),JPG,075021(2010)and2011partialupdateforthe2012edition(URL:http://pdg.lbl.gov) 00, nonresonant)%844 0, nonresonanttc](8)%S=1.481333)%6093-body 0, 23)%4166)%327 +Š 4)%685 3-body, p](2nonresonant26)%813813q](56)%81309)4)%771 +Š0, 6)%6435)%605  , (980), K, 28),noHTTP://PDG.LBL.GOVPage11Created:6/16/201112:05 Citation:K.Nakamuraetal.(ParticleDataGroup),JPG,075021(2010)and2011partialupdateforthe2012edition(URL:http://pdg.lbl.gov)nonresonantCL=90%768Fractionsofmanyofthefollowingmodeswithresonanceshavealreadyappearedaboveassubmodesofparticularcharged-particlemodes.(Modesforwhichthereareonlyupperlimitsand (892)submodesonlyappearbelow.)S=1.577206)%6701)%327CL=90%198 5)%685 3-body34)%685 34)%417 6)%417 -wave6)%417 -wavelong.CL=90%417 -waveCL=90%417 -wave6)%417417p](18)%4842%CL=90%386 9)%6436)%605 5)%410 CL=90%119HadronicmodeswiththreeHadronicmodeswiththreeHadronicmodeswiththreeHadronicmodeswiththree28)CL=95%(980),CL=95%14)(1370),HTTP://PDG.LBL.GOVPage12Created:6/16/201112:05 Citation:K.Nakamuraetal.(ParticleDataGroup),JPG,075021(2010)and2011partialupdateforthe2012edition(URL:http://pdg.lbl.gov)31) K, KKŠ+4±1.5KŠ+,K+KŠ0±1.5 K,K+KŠ, 20)nonresonantPionicmodesPionicmodesPionicmodesPionicmodes026)S=1.192206)%S=1.990722)24)21)20)nonresonant35)CL=90%90821)S=1.188031)HTTP://PDG.LBL.GOVPage13Created:6/16/201112:05 Citation:K.Nakamuraetal.(ParticleDataGroup),JPG,075021(2010)and2011partialupdateforthe2012edition(URL:http://pdg.lbl.gov)-wave25)-wave13),parallelhelicities,perpendicularhelici-,longitudinalhelicities10)Resonant(3-bodytotal12)(100r](66r]2.6×10Š4CL=90%761761r](116))r](120)26)Hadronicmodeswitha pairHadronicmodeswitha pairHadronicmodeswitha pairHadronicmodeswitha pair08)S=1.479129)S=1.7789S=1.1739 K0S, CL=90%608CL=90%60814)07)wave17)HTTP://PDG.LBL.GOVPage14Created:6/16/201112:05 Citation:K.Nakamuraetal.(ParticleDataGroup),JPG,075021(2010)and2011partialupdateforthe2012edition(URL:http://pdg.lbl.gov)wavees](212)3-body,3-body3-body,,t](2 23)CL=90%595 modes.Theyincludealldecaymodesofthe,andCL=90%238RadiativemodesRadiativemodesRadiativemodesRadiativemodesCL=90%771CL=90%76835) 34)DoublyCabibbosuppressed()modesorDoublyCabibbosuppressed()modesorDoublyCabibbosuppressed()modesorDoublyCabibbosuppressed()modesor=2forbiddenviamixing()modes=2forbiddenviamixing()modes=2forbiddenviamixing()modes=2forbiddenviamixing()modes  CL=90% e CL=90%07)S=2.8861viaDCS08) CL=95%861 CL=95%HTTP://PDG.LBL.GOVPage15Created:6/16/201112:05 Citation:K.Nakamuraetal.(ParticleDataGroup),JPG,075021(2010)and2011partialupdateforthe2012edition(URL:http://pdg.lbl.gov)17) 03±0.4…K++2Š0.×4++2Š CL=90%812anythingvia CL=90%=1weakneutralcurrent()modes,=1weakneutralcurrent()modes,=1weakneutralcurrent()modes,=1weakneutralcurrent()modes,LeptonFamilynumber()violatingmodes,LeptonFamilynumber()violatingmodes,LeptonFamilynumber()violatingmodes,LeptonFamilynumber()violatingmodes,Lepton()orBaryon()numberviolatingmodesLepton()orBaryon()numberviolatingmodesLepton()orBaryon()numberviolatingmodesLepton()orBaryon()numberviolatingmodesCL=90%932CL=90%932CL=90%926CL=90%928CL=90%915CL=90%852CL=90%838CL=90%922CL=90%771CL=90%894CL=90%754CL=90%768CL=90%751CL=90%791CL=90%654CL=90%710CL=90%631 h]1.1×10Š4CL=90%866 h]2.6×10Š4CL=90%852CL=90%861 h]4.7×10Š5CL=90%719CL=90%829 h]2.4×10Š5CL=90%700CL=90%863863i]2.6×10Š7CL=90%929929i]8.6×10Š5CL=90%924924i]1.0×10Š4CL=90%848848i]1.5×10Š5CL=90%911911i]4.9×10Š5CL=90%767767i]1.2×10Š4CL=90%764764i]1.8×10Š4CL=90%754754i]3.4×10Š5CL=90%648 i]1.0×10Š4CL=90%863HTTP://PDG.LBL.GOVPage16Created:6/16/201112:05 Citation:K.Nakamuraetal.(ParticleDataGroup),JPG,075021(2010)and2011partialupdateforthe2012edition(URL:http://pdg.lbl.gov))i]5.53×10Š4CL=90%848 i]8.3×10Š5CL=90%714+c.c.CL=90%922+c.c.CL=90%894+c.c.CL=90%861+c.c.CL=90%829+c.c.CL=90%791+c.c.CL=90%710+c.c.CL=90%911+c.c.CL=90%848+c.c.CL=90%754754u]1.0×10Š5CL=90%696 v]1.1×10Š5CL=90%696 DDD I(JP needcon“rmation.=200616MeV=14207MeVFullwidth1MeV,CL=90% (2007)modesarechargeconjugatesofmodesbelow.(2007)DECAYMODES(2007)DECAYMODES(2007)DECAYMODES(2007)DECAYMODESFraction((MeV/ (619)%43(389)%137 DDD I(JP needcon“rmation.=201014MeV(2010)=14010MeV(S=1.1)(2010)=145010MeV(S=1.1)Fullwidth=9622keV(2010)modesarechargeconjugatesofthemodesbelow.(2010)DECAYMODES(2010)DECAYMODES(2010)DECAYMODES(2010)DECAYMODESFraction((MeV/ (675)%39(305)%384)%136 HTTP://PDG.LBL.GOVPage17Created:6/16/201112:05 Citation:K.Nakamuraetal.(ParticleDataGroup),JPG,075021(2010)and2011partialupdateforthe2012edition(URL:http://pdg.lbl.gov) 0DDD I(JP =231829MeV(S=1.7)Fullwidth=26740MeV(2400)DECAYMODES(2400)DECAYMODES(2400)DECAYMODES(2400)DECAYMODESFraction((MeV/ seen385 1D1D1D1 I(JP needscon“rmation.=24216MeV(S=1.2)=4116(S=1.2)Fullwidth=277MeV(S=2.4) (2420)modesarechargeconjugatesofmodesbelow.(2420)DECAYMODES(2420)DECAYMODES(2420)DECAYMODES(2420)DECAYMODESFraction((MeV/ seen354seen425notseen473notseen279 2DDD I(JP assignmentstronglyfavored.=24627MeV(S=1.3)=5937MeV(S=1.3)=4527MeV(S=1.3)Fullwidth=494MeV(S=1.7) (2460)modesarechargeconjugatesofmodesbelow.(2460)DECAYMODES(2460)DECAYMODES(2460)DECAYMODES(2460)DECAYMODESFraction((MeV/ seen507seen391notseen463notseen326 HTTP://PDG.LBL.GOVPage18Created:6/16/201112:05 Citation:K.Nakamuraetal.(ParticleDataGroup),JPG,075021(2010)and2011partialupdateforthe2012edition(URL:http://pdg.lbl.gov) 2DDD I(JP assignmentstronglyfavored.=24649MeV(S=1.9)(2460)(2460)7MeVFullwidth=376MeV(S=1.4)(2460)modesarechargeconjugatesofmodesbelow.(2460)DECAYMODES(2460)DECAYMODES(2460)DECAYMODES(2460)DECAYMODESFraction((MeV/ seen512seen395notseen461notseen325 NOTESSa]Thisresultappliesto decaysonly.Hereisanaverage(notasum)ofanddecays.ys.b]SeetheParticleListingsforthe(complicated)de“nitionofthisquantity..c]Thebranchingfractionforthismodemaydierfromthesumofthesubmodesthatcontributetoit,duetointerferenceeects.SeetherelevantpapersintheParticleListings.s.d]Thesesubfractionsofthemodeareuncertain:seetheParticleListings.gs.e]SubmodesoftheandmodeswerestudiedbyANJOS92andCOFFMAN92,butwithatmost142eventsforthe“rstmodeand229forthesecond…notenoughforpreciseresults.Withnothingnewfor18years,werefertoour2008edition,PhysicsLettersB667B667B667B6671(2008),forthoseresults.ts.f]Theunseendecaymodesoftheresonancesareincluded.ncluded.g]Thisisnotatestforthe=1weakneutralcurrent,butleadstothe“nalstate.state.h]Thismodeisnotausefultestfora=1weakneutralcurrentbecausebothquarksmustchange”avorinthisdecay..i]Thevalueisforthesumofthechargestatesorparticle/antiparticlestatesindicated.ted.j]Weareleavingthemixingnumbersunchangedfromthe2010Re-view,awaitingacomprehensivere-analysisbytheHeavyFlavorAveragingGroup.Thiswouldincludeas-yet-unpublishedresultsfromCLEO.Note,HTTP://PDG.LBL.GOVPage19Created:6/16/201112:05 Citation:K.Nakamuraetal.(ParticleDataGroup),JPG,075021(2010)and2011partialupdateforthe2012edition(URL:http://pdg.lbl.gov)however,thatthereareintheListingsnewmeasurementsofthemassandwidthdierencesfromBABAR.BABAR.k]Thisvalueisobtainedbysubtractingthebranchingfractionsfor2-,4-and6-prongsfromunity..l]Thisisthesumofour ,and,branchingfractions.s.m]Thisisthesumofourand3branchingfractions.ractions.n]Thebranchingfractionsfortheandmodesaddupto617%.%.o]ThisisadoublyCabibbo-suppressedmode.e.p]Thetwoexperimentsmeasuringthisfractionareinseriousdisagreement.SeetheParticleListings.gs.q]Submodesofthemodewithaand/orwerestudiedbyCOFFMAN92,butwithonly140events.Withnothingnewfor18years,werefertoour2008edition,PhysicsLettersB667B667B667B6671(2008),forthoseresults.results.r]Thisbranchingfractionincludesallthedecaymodesoftheresonanceinthe“nalstate.tate.s]Theexperimentsonthedivisionofthischargemodeamongstitssub-modesdisagree,andthesubmodebranchingfractionshereadduptoconsiderablymorethanthecharged-modefraction.raction.t]However,theseupperlimitsareinseriousdisagreementwithvaluesob-tainedinanotherexperiment.t.u]Thislimitisforeither v]Thislimitisforeither 0 HTTP://PDG.LBL.GOVPage20Created:6/16/201112:05