FERMILAB E907 MIPP

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FERMILABE907 (MIPP)

• FIXED TARGET EXPERIMENT
• PRIMARY AND SECONDARY BEAM FROM MAIN INJECTOR
• 120 GEV PROTON PRIMARY BEAM
• MEASURE HADRONIC PARTICLE PRODUCTION
• A VARIETY OF TARGETS SPANNING PERIODIC TABLE

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PHYSICS TOPICS

• TO EXPLORE ACCURACY WITH WHICH GENERAL SCALING
  LAW IS VALID
• TO MEASURE PARTICLE PRODUCTION OFF NUMI TARGETS
• TO FOLLOW PROPAGATION OF PARTICLES IN NUCLEI
• TO IMPROVE PREDICTIONS OF ATMOSPHERIC NEUTRINO
  FLUXES
• TO IMPROVE HADRONIC SHOWER MODELS IN COLLIDER
  SIMULATION PROGRAMS

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DETECTORS AT E907

• BEAM CHAMBERS
• BEAM CHERENKOV
• TIME PROJECTION CHAMBER
• DRIFT CHAMBERS
• TIME OF FLIGHT
• RING IMAGING CHERENKOV
• MULTIWIRE PROPORTIONAL CHAMBER
• ELECTROMAGNETIC CALORIMETER HADRON CALORIMETER

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E907 LAYOUT
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DRIFT CHAMBERSGENERAL INFORMATION
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BEAM AND DRIFT CHAMBERS AT E907

• 3 BEAM CHAMBERS AND 4 DRIFT CHAMBERS
• PLANE ORDER G-C-A-C-A-C-A-C-A-C-G ( GGROUNG,
  CCATHODE, AANODE)
• FOR ELECTRONICS TDC MODULS, 8-CHANNEL
  PREAMPLIFIERS USED

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BEAM CHERENKOV DETECTOR

• TWO BEAM CHERENKOV
• MIRRORS INSIDE DETECTOR DOWNSTREAM END
• INNER AND OUTER PMTS ARE UPSTREAM AND
  DOWNSTREAMS ENDS
• UPSTREAM CHERENKOV HAS 7 mrad, DOWNSTREAM HAS 5
  mrad CHERENKOV ANGLE

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• CHERENKOV ANGLE ?
• COS ?1/ßn (n is index of refraction)
• ßv/c

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(No Transcript)
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PRESSURE CURVE OF BEAM CHERENKOV DETECTORS
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RING IMAGING CHERENKOV DETECTORS (RICH)

• CYLINDRICAL STEEL TANK, 93 IN DIAMETER, 10.22M
  IN LENGTH
• CO2 INSIDE THE TANK AT ATMOSPHERIC PRESSURE
• 16 MIRRORS INSIDE THE TANK DOWNSTREAM END
• 2848 PMTs AT UPSTREAM END
• FRONT END BOARDS AND VME READOUT CONTROLLER TO
  READ OUT SIGNALS

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THE PHOTOS OF RICH
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INSIDE PMT BOX
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TIME PROJECTION CHAMBER

• THREE DIMENSIONAL TRACKING DETECTOR WITH
  INFORMATION ON THR SPECIFIC ENERGY LOSS
• ANODE WIRES, ROW CATHODE PADS, DRIFT VELOCITY
• VOLUME 2 CUBE METER, IS OPERATED P10 GAS
• -10KV CATHODE POTENTIAL, 1300V ANODE POTENTIAL

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THE PHOTO OF THE TPC
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ELECTRONICS OF TPC

• FROND-END STICKS UNDER CHAMBER- AMPLIFY AND
  DIGITIZE SIGNAL
• DC POWER SUPPLY STICKS THROUGH MOLLEX CONNECTOR
• VME RECIEVER CARDS CONNECTED TO STICKS BY FIBER
  OPTIC CABLES

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MULTIWIRE PROPORTIONAL CHAMBER

• 4 ANODE PLANE ORIENTATIONS
• VERTICAL, HORIZONTAL, WITH ANGLES 28.07, -28.07
• ANODE WIRES THIN, PARALLEL, EQUALLY SPACED (3mm)
• EACH ANODE PLANE HAS 640 WIRES
• CATHODE PLANES OPERATED AT 3100KV

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ANODE PLANE ORIENTATIONS
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ELECTRONICS OF MWPC

• 32 CHANNELED PREAMPLIFIER POWERED WITH 5.2 V
• RECEIVING MEMORY HYBRIDS(RMH) MODULES, CRATE
  ENCODER, SYSTEM ENCODER
• 8 RMH CRATE AND 1 CAMAC SYSTEM CRATE

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ELECTROMAGNETIC CALORIMETER

• MEASURE THE ENERGIES OF ELECTRONS AND PHOTONS
• 10 PLANES, EACH HAS A LEAD PLATE, AND 8 CHAMBERS
• VERTICAL OR HORIZONTAL PLANE ORIENTATIONS

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THE SIDE VIEW OF EMCAL
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HADRON CALORIMETER

• MEASURES THE ENERGIES OF HADRONIC PARTICLES
• 8 READOUT CELLS
• ADC READ OUT CURRENT FROM PMT

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THE FRONT VIEW OF HCAL
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BEAM CHAMBERS BEAM PROFILES
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BC2
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BC3
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DC1
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DC2
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DC3
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DC4
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MWPC5
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EMCAL