etw physics ceworkshop2018 - indico-fnal (indico)...alex sousa, jae yu high-e/nucleon decay lisa...
TRANSCRIPT
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PhysicsAnalysis
ElizabethWorcester,BNLSPTPCElectronicsWorkshopJuly18,2018
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Topics
• DUNEsimulaGonandsensiGvitytools• protoDUNEanalysis
Message:AbilitytodophysicsanalysesistheulGmateperformancerequirement.Physicseffortislimited.TheconsorGummodelreliesonanalysiseffortfromtheconsorGaincollaboraGonwiththephysicsworkinggroups.
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OrganizaGon
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High-levelcoordina0onPhysicsWorkingGroups
RyanPaTersonDeputy:ElizabethWorcester
FarDetectorSim/RecoAlexHimmel,ChrisBackhouse,TingjunYang
NearDetectorMikeKordosky,SteveManly
Long-BaselineMaTBass,DanCherdack,MaylySanchez
BSM/Exo0cAlexSousa,JaeYu
High-E/NucleonDecayLisaKoerner,GregPawloski,VitalyKudryavtsev
Low-E/SNνInesGilBotella,KateScholberg,AlexFriedland
CalibraGonsTaskForce:SowjanyaGollapinniKendallMahn
protoDUNEAnalysisGeorgiosChristodoulou,TingjunYang
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DUNEAnalysis• GEANT4beamsimulaGonofupdatedbeamdesign• FullLArSo_MonteCarlosimulaGon
– GENIEeventgenerator– GEANT4parGclepropagaGon– DetectorreadoutsimulaGonincludingGarfield-basedwaveformsandwhitenoise
• Automatedsignalprocessingandhitfinding• Toolsexisttostudy
– Missing/badchannelsdistributedthroughoutthedetectorrandomly,bychip,byFEMB
– Impactofreduceddri_field– Impactofchangesinwhitenoiselevel
• ToolsinprogresstostudymoresophisGcatednoisemodel(exponenGal+coherentnoise)
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PrimaryOscillaGonAnalysis• AutomatedenergyreconstrucGon
– Muonmomentumfromrange(contained)ormulGpleCoulombscaTering(exiGng)
– Electronandhadronenergyfromcalorimetry• EventselecGonusingconvoluGonalvisualnetwork(CVN)• OscillaGonanalysisusingCAFAnafifngframework
– SharedframeworkwithNOvA• ReweighGngtoolsforsensiGvityanalysisinprogress
– OpGontousesimpleCDR-stylesystemaGcsexistsnow– AnalysisincludingNDfitalsoinprogress
• ResultsshownatNeutrino2018achieve/surpassCDR-levelsensiGvity
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DUNEMCAnalysisResultsCDR New!
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DUNEMCAnalysisResults
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BadChannelsStudies• Workinprogress• SomeiniGalresultsshowninAPAconsorGummeeGng:
hTps://indico.fnal.gov/event/16642/contribuGon/1• Resultsavailablefor5%and25%badchannelsrandomlydistributed• MCsamplescreatedfor5%and25%badchannelsbychipandboard• StudyaddressesonlyenergyresoluGon&CVNeventselecGonefficiency
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5%
25%
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RandomBadChannels:Results
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MissingenergycorrecGon: Efficiencyresults(inclcutopGmizaGon):
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DUNENucleonDecay• Protonandneutrondecay
sensiGvitystudiedusingMVAanalysisofDUNEMC– Primarybackgroundfrom
atmosphericνµinteracGonsisverychallenging
– Proton/kaonPIDforshorttracksanimportanthandle
– p→KνanalysissubgroupstarGngnow
• N-NbaroscillaGonsensiGvitystudiedusingdeeplearningbasedanalysisofDUNEMC
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DUNESNBNeutrinos• MARLEYeventgenerator• Low-energysignal:
– 5-100MeV• Workongoingto
improveeventreconstrucGonandselecGon–verydifferentfromhigh-energytracksinotherphysicsgroups
• DAQ/Triggeringforsupernovaburstveryimportant:eventsarrivein10sburstwithmuchofthephysicsoccurringinfirst0.1s
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40 kton argon, 10 kpc
Time (seconds) 0.05 0.1 0.15 0.2 0.25
Even
ts p
er b
in
10
20
30
40
50
60
70
80 Infall Neutronization Accretion Cooling
No oscillationsNormal orderingInverted ordering
40 kton argon, 10 kpc
DUNESimulaGon30.25-MeVν
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protoDUNE@Neutrino2018
• SuccessesachievedsofaratprotoDUNEwereahighlightofDUNE’sNeutrino2018show–peopleweresurprisedandimpressed!
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protoDUNEAnalysis• ForphysicsTDR,protoDUNEanalysiswillbeusedto
validateMonteCarlosimulaGonusedforsensiGvitystudies• UlGmateproofthatdetectorworksisactuallydoingphysics
analysis• protoDUNEanalysisgroup(DRA=DetectorReconstrucGon
andAnalysis)addressesanalysisatalllevelsfromdataprocessingtocalibraGontophysicsresults– Newanalyzersatalllevelsverywelcome!
• Followingslidesareprimarilyli_edfromTingjun’scollaboraGonphonecallpresentaGon–thanksTingjun!–andrepresentasnapshotofthecurrentstatusofprotoDUNEanalysis.
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AnalysisGoals
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Short-termgoals–detectorperformance
Deadchannels,noisychannelsNoiselevel,signaltonoiseraGoElectronlifeGme
Medium-termgoals–detectorresponse
dE/dxofpions,protons,kaons,electronsEnergyandmomentumresoluGons
Long-termgoals–crosssecGons
InclusivepioncrosssecGonExclusivechannels–chargeexchange,etc.
InformaGonforDUNEphysicsTDR
PhysicspublicaGons
T.Yang
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DAQ
Raw Data
Deconvoluted Data
Reconstructed Data
Calibrated Data
Detector Performance and Physics Analysis
Raw data decoding
Noise filtering, Stuck codemitigation, Deconvolution
Hit finding, DisambiguationPMA, Pandora, WireCell, PD, CNN
Space Charge EffectsdQ/dx and dE/dx calibration
protoDUNEDRAOrganizaGon• DRA–DetectorReconstrucGonandAnalysis• DRALevel1–overallresponsibilityoncodedevelopment
andorganizinganalysiseffort– T.Yang(FNAL)– G.Christodoulou(CERN)
• DRALevel2– ReconstrucGon–L.Whitehead(CERN)– DQM–M.Potekhin(BNL)– CalibraGon–M.Mooney(CSU)– Analysis–S.Bordoni(CERN)
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WeeklymeeGngonWednesday9:30amFermilabGme,4:30pmCERNGmeMailinglist:[email protected]
T.Yang
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RawDataDecoding• OfflineRawDecoderModulesarebasedonthosewriTenfortheOnline
MonitoringbyJingboWang,ToninoSergi,PaoloFranchini,PatrickTsang,andPhilipRodrigues.RCEunpackingcodefromJJRussell.FELIXoverlaysbyMiloVermeulen.Rawdecoder:convertrawdatatolarso_analyzableformatChannelmap:convertonlinechannelnumbertoofflinechannelnumber
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Rawdecoder Channelmap
TPC(RCE) Exists VerifiedbychannelIDdata
TPC(FELIX) Exists VerifiedbychannelIDdata
Photondetectors(SSP) Exists IniGalversionexists
Timing InpreparaGon
Triggers(CTB,CRT) InpreparaGon InpreparaGon
T.Yang
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DataQualityMonitor• ConGnuetodevelopDQMpayloads-George
Christodoulou,TomJunk,BruceBaller,DavidAdams– Alreadyavailable:TPCmonitor,hitmonitor,SSPmonitor,electronlifeGme,signaltonoiseraGo,eventdisplay
– Inprogress:CRTmonitor,triggermonitor,beamlineinstrumentaGonmonitor
• ConGnuetoimproveDQMinfrastructure–MaximPotekhin– Upgradedpayloadscriptsforthe"DQMmonitor”toincludeXROOTDstagein,stageoutandtheROOTmacrotoproducethegraphics(PNGs).
– WorkingtobuildtheUIforefficientaccesstoalltheplotsfromtheDQMwebpages.
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T.Yang
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CalibraGon• ADCCalibraGon–seeD.Adamstalk• SpaceChargeEffect
– Data-drivencalibraGonnecessaryforsurfacedetector
– SimplesimulaGonandsimulaGonwithargonflowmodelexist(Mooney,Voirin)
• CRT-matchedtracksprovidevaluableinformaGonfordetectorcalibraGon– FinalizeCRTframeposiGons– Updategeometry(MarGnTzanov)– ImplementCRTsimulaGoninLArSo_
(AndrewOlivier)– MatchTPCinformaGonwithCRT
informaGon(ArbinTimilsina)•
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T.Yang
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CalibraGonwithCosmics• Similarproceduredeveloped
byMicroBooNE:MicroBooNE-NOTE-1048-PUB(2018).
• dQ/dxcalibra0onusingthrough-goingmuons–completewithMC– Removespa0alandtemporal
variaGonsindetectorresponse– CalibraGonconstantsarebeing
uploadedtodatabasebyJonPaley
• dE/dxcalibra0onusingstoppingmuons–inprogress– Determineabsoluteenergyscale
usingmuonstoppingpower
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0 100 200 300 400 500 600Z Coordinate(cm)
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Y C
oord
inat
e(cm
)
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plane_2_negativeX
APA 1APA 2APA 3
0 5 10 15 20 25 30 35 40 45 50residual range (cm)
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x (A
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plane_2 calibrated dQ/dx vs residual range with SCE ON
dQ/dxcalibraGon
dE/dxcalibraGon
AjibPaudel
T.Yang
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BeamlineInstrumentaGon
• WorkingwithbeamlineinstrumentaGongrouptosavebeamlineinformaGonandmatchTPCinformaGonwithbeamlineinformaGon.
• AddthecharacterisGcvariableofeachbeammonitor,andsmearaccordingtotheinsightsaboutthebeammonitorsgivenbyPaola(fromBIgroup).Thisisalmostdone.
• BuildinganothermodulefortheBeam-TPCmatchingvariables.WaiGngfortheBIgrouptogiveusinformaGonaboutthecoordinatesystemstheyareusinginthesimulaGon.
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PabloFernandezLeighWhitehead
T.Yang
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ReconstrucGon• ThePandorateamconGnues
tomakeamazingprogresstoimprovereconstrucGonforProtoDUNE.
• AdapGveBoostDecisionTreebasedBeamParGcleID:– Efficiencies:72.3%forbeam
and94.5%forcosmicmuons– PFParGclehierarchyand
taggingtofacilityanalysis• Werecommendpeopleuse
PandorareconstrucGonfortheanalysisandgivefeedbacks.
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Test Beam Particle Creation: Reconstructed Parent Particle: !+ Vertex: Start Vertex Hits: !+
Daughter Particles: 4 x p, 2 x "+
2 x !- !+
p"+
p
p
!-
p
"+
Interaction Vertex
!+
Default Reconstruction Reconstructed Parent Particle: Neutrino Vertex: Interaction Vertex Hits: No Visible Hits
Daughter Particles: 4 x p, 2 x "+
2 x !-
1 x !+
Start Vertex
!-
10 cm
SteveGreen
T.Yang
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AnalysisPlans• CurrentlypreparingdE/dxmeasurements
– DetectorcalibraGon– Beam-TPCmatching– ReconstrucGondevelopment– PreliminaryresultswithMCsoon
• PlanningforcrosssecGonmeasurementsison-going– LearninglessonsfromLArIAT
• Photondetectoranalysisplansarebeingformed– FirstpriorityistomeasurethedetecGonefficiencyforthe3PDtechnologiesandprovideinformaGontoTDR
• WorkonacommonanalysisandsystemaGcsframeworkhasstarted
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T.Yang
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Summary
• ForbothDUNEandprotoDUNE,organizaGonsandtoolsexisttofacilitatephysicsanalysis
• Manystudiesremainundoneduetolackofpersonpower
• EffortfromconsorGaiswelcomeandneeded!
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