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RemarksontheLHeCandPERLE
Raisond’etredeLHeC
LuminosityandParameters
StatusoftheLHeC
PERLE
epPhysicswithPERLE
MaxKlein
FortheLHeCStudyGroup
KickoffMee@ngforthePERLETechnicalDesignandReport,Orsay,23.2.2017
FromCERNCourierMK,H.SchopperJune2014WithinputfromA.HuSon,R.Ent,F.Maas,T.Rosner
IntensityandEnergyFron@erofFutureDIS
MaxKlein,Vietnam,27.9.162
FromCERNCourierMK,H.SchopperJune2014WithinputfromA.HuSon,R.Ent,F.Maas,T.Rosner
IntensityandEnergyFron@erofFutureDIS
MaxKlein,Vietnam,27.9.163
PERLE
DesignReport2012 CERN Referees
arXiv:1206.2913
600pages.Physics,DetectorandTwoAcceleratorOpEonsring-ringwhichmaybeofinterestintheHE-LHCcontextandlinac-ring,thedefaultLH(e)[email protected]
LHeCDefault:60GeVERL
LHC p
1.0 km
2.0 km
10-GeV linac
10-GeV linac injector
dump
IP
comp. RF
e- final focus
tune-up dump
0.26 km
0.17 km
0.03 km
0.12 km
comp. RF
total circumference ~ 8.9 km
10, 30, 50 GeV
20, 40, 60 GeV
ConceptualDesignReport:arXiv:1206.2913,publishedinJPhysG–20referees..
LHeC:60GeVoff7TeV,L(ep)=1034cm-2s-1(1000xHERA)insynchronousep+ppopera@on
Observa@onspostCDR-2012+LHCbrightness2-3@meshigherthanexpectedLHClife@menowextendedtoendof30ies:3[4]ab-1DiscoveryoftheHiggs:L(ep):1033à1034cm-2s-1NofurtherdiscoveryattheLHC(asyet)Detectortechnologydevelopments(LHCDet.Upgrades)StrongERLdevelopments(cβ,Jlab,BerlinPRO,MESA..)SCRF:802MHz(LHeC),enhancedQ0throughNidopingEUstrategy13:exploitLHC,studyHiggs,developSCRF,CERN:newaccelerators“withemphasisonppandee”FinewiththeLHeCcostbeingasmallfrac@onofILC,CLIC,FCCNodecisionone+e-colliders,forhowlong?à CERNin14setupanewLHeCorganisa@onwithanewmandatetoprepareforthenextEUstrategy2019Twomaingoals:UpdateofCDRforHL-LHeC+TesNacility
fromCDRLHeC
ComponentsandCryogenicsChapter9ofCDR
NeedtodevelopLHeCcavity(cryo-module)[2013]
PhysicsoftheLHeC
Recenthighlights:Higgstoheavyquarksto%HiggstoinvisibleSterileNeutrinosStrongCouplingto0.1%PDFstoN3LOpQCDcompletelyunfoldedLowx:Discover/DisproveSatura@onHighx:EnablesearchesatHLLHCRaisond’etreLHCasPrecisionHiggsFactoryep:World’sCleanestMicroscopeABridgetothe10TeV+BSM
Hugeincreaseinenergyandluminosityenablesuniquedevelopmentofphysics
GeneralisedPartonDistribu@ons[DVCS]–“protonin3D-tomography”UnintegratedPartonDistribu@ons[FinalState]–DGLAP/BFKL?Diffrac@vePartonDistribu@ons[Diffrac@on]–pomeron,confinement??PhotonPartonDistribu@on[Photoproduc@onDijets,QQ;F2,L]-fashionable..NeutronPartonDistribu@ons[Taggeden(eD)ScaSering]–ignoredatHERA
Forexample:partondistribu@ons–allheardaboutcollinear,classicPDFsLHeCwillforthefirst@medeterminethese,butnature+theoryareMUCHricher
ItisthephysicsimportanceandgenuineinterestwhichdrivetheLHeC,directorstoo:
Road beyond Standard Model
AttheenergyfronEerthroughsynergyof
hadron-hadroncolliders(LHC,(V)HE-LHC?)
lepton-hadroncolliders(LHeC??)
lepton-leptoncolliders(LC(ILCorCLIC)?)
Nextdecades
LHCresultsvitaltoguidethewayattheenergyfron@er
RolfHeueratAixLesBains1.10.2013
MandateandGoalsLHeC:FollowingtheCDRin2012:2014+16:CERNDGsissuedMandatetocon@nuethestudy:
DG:MandatetotheInternaEonalAdvisoryCommiUee2015-2018AdvicetotheLHeCCoordina@onGroupandtheCERNdirectoratebyfollowingthedevelopmentofop@onsofanep/eAcolliderattheLHCandatFCC,especiallywith:Provisionofscien@ficandtechnicaldirec@onforthephysicspoten@aloftheep/eAcollider,bothatLHCandatFCC,asafunc@onofthemachineparametersandofarealis@cdetectordesign,aswellasforthedesignandpossibleapprovalofanERLtestfacilityatCERN.Assistanceinbuildingtheinterna@onalcasefortheacceleratoranddetectordevelopmentsaswellasguidancetotheresource,infrastructureandsciencepolicyaspectsoftheep/eAcollider.
Twomajornextgoals:-DesignandbuildanLHeCERLdemonstrator(10mA,3turn,802MHz)-UpdateoftheCDRby2018:LHCphysics,1034lumi,detectorandacceleratorupdates
FCC-eh:U@lizetheLHeCdesignstudytodescribebaselineep/[email protected]:3TeVphysics,IRandDetector:[email protected]@onsandnewphysicsdevelopments(750..)
Chair:HerwigSchopper
HighEnergyElectron-IonCollidersatCERN
[email protected]:AatinjecEonenergyandlowerEecoverEICrange
F.Zimmermann,January2017,FCCPhysicsWeek
Civil Engineering
CDR:Evalua@onofCE,analysisofringandlinacbyAmberZurichwithdetailedcostes@mate[linacCE:249,928kSF..]and@me:3.5yearsforundergroundworksusing2roadheadersand1TBMMorestudiesneededforIntegra@onwithallservices(EL,CV,transport,surveyetc).GeologyUnderstandingvibra@onrisksEnvironmentalimpactassessmentTunnelconnec@oninIP2
Shaft sinking installation
Roadheader 1
Roadheader 2
J.Osborne,Chavannes
Beamdynamicsstudies
cfDarioPellegrini:TalkinAugust2016AcceleratorsforQCD,Thessaloniki
Installa@onStudy
DetectorfitsinL3magnetsupport Modularstructure
backup
LHeCCDRupdatebecause:-Lumi*10-LHCresults-Technologyprogress
OpenforanyparEcipaEon
Organisa@on*)
SergioBertolucci(CERN/Bologna)NicholaBianchi(Frasca@)FrederickBordry(CERN)StanBrodsky(SLAC)HeshengChen(IHEPBeijing)AndrewHuSon(JeffersonLab)Young-KeeKim(Chicago)VictorAMatveev(JINRDubna)Shin-IchiKurokawa(Tsukuba)LeandroNisa@(Rome)LeonidRivkin(Lausanne)HerwigSchopper(CERN)–ChairJurgenSchukraz(CERN)AchilleStocchi(LALOrsay)JohnWomersley(STFC)
Interna@onalAdvisoryCommiSee“..Direc@onforep/AbothatLHC+FCC”
NestorArmestoOliverBrüning–Co-ChairStefanoForteAndreaGaddiErkJensenMaxKlein–Co-ChairPeterKostkaBruceMelladoPaulNewmanDanielSchulteFrankZimmermann
Coordina@onGroupAccelerator+Detector+Physics
5(11)aremembersoftheFCCcoordina@onteamOB+MK:FCC-ehresponsiblesMDO:physicsco-convenor
PDFs,QCDFredOlness,VoicaRadescuHiggsUtaKlein,MasahiroKuzeBSMGeorgesAzuelos,MonicaD’OnofrioTopOlafBehnke,Chris@anSchwanenbergereAPhysicsNestorArmestoSmallxPaulNewman,AnnaStastoDetectorAlessandroPoliniPeterKostka
WorkingGroups
*)February2017
IACbeingrenewedbynewDGWelostGuidoAltarelli.
epPhysicswithPERLE–protonradius
- RpfromQ2dependenceofG,Q2=0- thintarget(gasjet),highcurrent- angularscanwithdifferentEe<300MeV- electricandmagne@cradius- h.o.QEDcorrec@ons
CDRJanBernauer
elas@cepàep
epPhysicswithPERLE–sin2ΘW
M.K.,TRiemann,PhysLeS1978
Jlab(Moeller,SOLID)MESA(beamin2021)LHeC10-1000GeVGoodacceptance
10mAis10xtheMESAcurrentPolarisa@on(andPositrons)
Polarised,elas@cepàep
FurtherepPhysicswithPERLE
ConfinementscaleQCD
Darkphotons
HigherluminositythanDarkLight(Jlab)
PERLE(“mini”)
A.Valloni2/16
Parameter Value
Dipoles per arc Dipole length Max B Field
3/4 50 cm 1.1 T
Quadrupoles per arc Quadrupoles in straight lines
5 4
Dipoles in Spreader/Combiner Quads in Spreader/Combiner
1-3 3
Dipoles for Injection-Extraction
6
Demonstra@onofhighcurrent(10mA),mul@(3)turnERLTestanddevelopmentof802MHzSCRFtechnologyEe=200MeVwithcryomodule
Footprint:12x3.5m2
PERLE(“cen@”)2modules,400MeV16x5m2
A.Valloni6/16
1.Configura@on:cPERLEwithini@allyonecryomodule,2ndop@onal,termedPERLE[atOrsay]2.TechnicalDesignReportinInterna@onalCollabora@on,opentoparEcipaEon,un@l10/2017buildinganinterna@onalcollabora@onANDcoopera@on(cfe.g.cβ)3.HardwareforTDR:afirst802MHz5-cellcavity(Bob:May17),amagnetprototypetested4.Contribu@onstoTDR(andpossiblybeyond)currently/tenta@velyenvisaged:-Source-Injector-4(8)Cavi@es-1(2)cryomodule-Magnets-La~cedesign-Dump-Diagnos@cs-CryogenicsandPower-Shielding-H+LV-Goals5.Op@onal:physicsexperiments6.Regularmee@ngs:December5+6.,February,June(ERLworkshop),September
PlanforhowtoproceedtoTDR-dra+AchilleStocchi,WalidKaabi,Sebas@enBousson,ErkJensen(part@me),MaxKlein10/11.10.16
ReporttotheLHeCCoordina7onGroupinOctober2016–Forthismee7ngtoassess+develop
@tle
CDR GoalsreachfurtheroutthantotheLHeC(cfOlivertomorrow)inordertobesuccessful,theyneedtobeclear,notjusttous
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