RemarksontheLHeCandPERLE

Raisond’etredeLHeC

LuminosityandParameters

StatusoftheLHeC

PERLE

epPhysicswithPERLE

MaxKlein

FortheLHeCStudyGroup

KickoffMee@ngforthePERLETechnicalDesignandReport,Orsay,23.2.2017

MaxKleinPERLE@Orsay23.2.17

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)CMaxKleinPERLE@Orsay23.2.17

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

MaxKleinPERLE@Orsay23.2.17

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

MaxKleinPERLE@Orsay23.2.17

fromCDRLHeC

ComponentsandCryogenicsChapter9ofCDR

NeedtodevelopLHeCcavity(cryo-module)[2013]

MaxKleinPERLE@Orsay23.2.17

PhysicsoftheLHeC

MaxKleinPERLE@Orsay23.2.17

Recenthighlights:Higgstoheavyquarksto%HiggstoinvisibleSterileNeutrinosStrongCouplingto0.1%PDFstoN3LOpQCDcompletelyunfoldedLowx:Discover/DisproveSatura@onHighx:EnablesearchesatHLLHCRaisond’etreLHCasPrecisionHiggsFactoryep:World’sCleanestMicroscopeABridgetothe10TeV+BSM

Hugeincreaseinenergyandluminosityenablesuniquedevelopmentofphysics

MaxKleinPERLE@Orsay23.2.17

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/Aop@on.Emphasis:3TeVphysics,IRandDetector:synchronousep-ppopera@on.Opentootherconfigura@onsandnewphysicsdevelopments(750..)

Chair:HerwigSchopper

MaxKleinPERLE@Orsay23.2.17

@tle

MaxKleinPERLE@Orsay23.2.17 Tenta@ve

HighEnergyElectron-IonCollidersatCERN

MaxKleinPERLE@Orsay23.2.17Note:AatinjecEonenergyandlowerEecoverEICrange

F.Zimmermann,January2017,FCCPhysicsWeek

backupRealiza@onoftheLHeC

MK6/14

~4yearsofCE

Physicsandcostwilldeterminefootprint

MaxKleinPERLE@Orsay23.2.17

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

MaxKleinPERLE@Orsay23.2.17

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.

@tle

MaxKleinPERLE@Orsay23.2.17

ReadytogoCommentsbyBorisFrankEricDavidOliverErkDarioWalid..

epPhysicswithPERLE–protonradius

MaxKleinPERLE@Orsay23.2.17

-  RpfromQ2dependenceofG,Q2=0-  thintarget(gasjet),highcurrent-  angularscanwithdifferentEe<300MeV-  electricandmagne@cradius-  h.o.QEDcorrec@ons

CDRJanBernauer

elas@cepàep

MaxKleinPERLE@Orsay23.2.17

epPhysicswithPERLE–sin2ΘW

M.K.,TRiemann,PhysLeS1978

Jlab(Moeller,SOLID)MESA(beamin2021)LHeC10-1000GeVGoodacceptance

10mAis10xtheMESAcurrentPolarisa@on(andPositrons)

Polarised,elas@cepàep

MaxKleinPERLE@Orsay23.2.17

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

MaxKleinPERLE@Orsay23.2.17

@tle

largerthan16x5..layoutaprimetask

MaxKleinPERLE@Orsay23.2.17

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

MaxKleinPERLE@Orsay23.2.17

@tle

MaxKleinPERLE@Orsay23.2.17

CDR GoalsreachfurtheroutthantotheLHeC(cfOlivertomorrow)inordertobesuccessful,theyneedtobeclear,notjusttous

MaxKleinPERLE@Orsay23.2.17

Thankyou