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JRA1JRA1 Pixel Telescope  Pixel Telescope at CERN SPSat CERN SPS

Present at CERN:Present at CERN:

Tobias HaasTobias Haas

Marcin Jastrzab Marcin Jastrzab

Uli KoetzUli Koetz

Livio PiemonteseLivio Piemontese

Philipp RoloffPhilipp Roloff

Jola SztukJola Sztuk

+ DEPFET Team+ DEPFET Team

Ingrid-Maria Gregor on behalf of EUDET JRA1Ingrid-Maria Gregor on behalf of EUDET JRA1

SPS MeetingSPS MeetingSeptember 20September 20thth 2007 2007

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EUDET: Test Beam Infrastructure JRA1EUDET: Test Beam Infrastructure JRA1

Provide test beam telescope with:Provide test beam telescope with:Very high precision: <3 μm precision even at lower energiesVery high precision: <3 μm precision even at lower energies

High readout speed (frame rate >1kHz)High readout speed (frame rate >1kHz)

Easy to use: well defined/described interfaceEasy to use: well defined/described interface

Large range of conditions: cooling, positioning, magnetic fieldLarge range of conditions: cooling, positioning, magnetic field

Main use for pixel sensors, large volume tracking devices (TPC)Main use for pixel sensors, large volume tracking devices (TPC)

Suitable to different test beam Suitable to different test beam environments:environments:

construction & initial tests at DESY construction & initial tests at DESY (E(Ee-e- up to 6 GeV) up to 6 GeV)

exploitation at CERN, FNAL etc. exploitation at CERN, FNAL etc. possible -> as now donepossible -> as now done

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Demonstrator: Analogue TelescopeDemonstrator: Analogue Telescope

Sensors with analogueSensors with analogueoutputoutput

ReadOutReadOut

Boards to carry theBoards to carry thesensorssensors

Mechanics to positionMechanics to positionthe sensors preciselythe sensors precisely

AUXboard

Ingredients needed for such a telescopeIngredients needed for such a telescope

Trigger LogicUnit

ee--

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Testbeam 3 – CERN September 2007Testbeam 3 – CERN September 2007

Plans for the weekPlans for the week Run one day without DEPFET (parallel)Run one day without DEPFET (parallel)

Start combined data takingStart combined data taking

Four different momentum pointsFour different momentum points

+180 GeV/c pions+180 GeV/c pions

+120 GeV/c pions+120 GeV/c pions

+ 70 GeV/c pions+ 70 GeV/c pions

+ 20 GeV/c pions (as low as possible)+ 20 GeV/c pions (as low as possible)

Goals of this test beam periodGoals of this test beam periodTake data with JRA1 telescope at H8 test beam (10-400GeV/c pions)Take data with JRA1 telescope at H8 test beam (10-400GeV/c pions)

With 6 planes in new mechanicWith 6 planes in new mechanic

DEPFET sensor as first “user”DEPFET sensor as first “user”

Test speed and resolution (with thick sensors)Test speed and resolution (with thick sensors)

Simplify handling of system (even more)Simplify handling of system (even more)

This only if our system This only if our system works as we wantworks as we want}}

Setup the system in PP158 (thanks to DEPFET team and crane people!)Setup the system in PP158 (thanks to DEPFET team and crane people!)

Started data taking on TuesdayStarted data taking on Tuesday

First hits and tracks seenFirst hits and tracks seen

Goals of this test beam periodGoals of this test beam period

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Setup in Control RoomSetup in Control Room

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On the CraneOn the Crane

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Complete SetupComplete Setup

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First HitmapsFirst Hitmaps

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Signal DistributionSignal Distribution

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Many Happy PeopleMany Happy People

DEPFETDEPFET EUDET JRA1EUDET JRA1

Thank you!!Thank you!!