tracking group summary bruce `lefty’ schumm uc santa cruz arlington linear collider workshop...
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Tracking Group Summary
Bruce `Lefty’ SchummUC Santa Cruz
Arlington Linear Collider Workshop
January 9-11, 2003
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Since Santa CruzA number of new groups have entered the scene
11 proposals to NSF/DOE (1 via ADR program)
Three 90-minute phone meetings• Focus on simulation (11/6/02)• Focus on gaseous tracking (11/26/02)• Focus on solid-state tracking (12/12/02)
(Slides at http://scipp.ucsc.edu/~schumm/lctrack)
Poised to ramp up effort when funding becomes available
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Simulation Effort
Goals of simulation subgroup:
• Develop requirements and specifications via the study of characteristic processes• Explore performance characteristics of proposed options, including realistic backgrounds and track densities• Help to delineate forward tracking options (pixels, strips, straws, etc.)• Explore tracking/calorimetry interfacing issues, including energy-flow, cal-assisted tracking, etc.
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Simulation Groups
University of Oklahoma (Strauss, DOE pending):Forward tracking simulation
SLAC (Graf, NA):Simulation framework, forward tracking
Michigan (Riles/Yang, NSF pending):Tracking specs from central SUSY
Santa Cruz (Schumm, NA):Tracking specs from forward SUSY
Cornell (Peterson; NSF pending ):TPC tracking enhancement
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Simulation Groups (cont’d)
University of South Carolina (Purohit, DOE pending): Axial-only central tracking
Louisiana Tech (Sawyer/Forest; DOE pending)Implementation of GEM tracking system
Hampton University (Baker; NSF pending): Rates/occupancies in forward region
Established near-term goals for simulation groups in ad-hoc noon meeting on Friday
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Hardware Groups (Gaseous)
TPC Groups
Cornell/Purdue (Peterson/Shipsey; NSF Pending)Test chamber; GEM/Micromegas readout
MIT (Fisher; NA)GEM detector development
LBNL (Ronan; NA)Electronics, gas selection, resolution studies
Wayne State (Bonvicini; NSF)Negative-ion TPC
Victoria/Carleton (Karlen/Dixit; NA)Readout geometries, MPGD development
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Hardware Groups (Gaseous)
Other Groups
Indiana/Notre Dame (Van Kooten/Hildreth; DOE Pending)Scintillating fiber intermediate tracker
Louisiana Tech (Sawyer; DOE Pending)GEM-based forward tracking
Hampton (Baker; NSF Pending)Straw-tube forward tracking
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Hardware Groups (Solid-state)
Michigan (Riles; NSF Pending)Frequency-scanned interferometric alignment
Wayne State (Bellwied; NSF Pending)Silicon drift
Santa Cruz (Schumm; DOE/ADR funded)Long shaping-time silicon strip readout
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International Connectivity
TPC Development• Substantial collaboration between LBNL, Victoria, Carleton and European TPC R&D Group
Silicon strip readout• Contact and coordination with LPNHE Paris• Potential association with CERN RD50
Simulation• Close collaboration with University of Tokyo
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Ongoing EffortsPhysics Simulations (Michigan, Santa Cruz)
(H. Yang, Michigan)
Dependence of SUSY endpointmeasurement upon trackerresolution
Haijun Yang (Michigan)
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Ongoing EffortsSimulation Infrastructure (SLAC, Cornell)
Dan Peterson:
Trackfinding diag-nostics; to be usede.g. for optimizingpad geometry
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Ongoing EffortsTPC Hardware R&D (Victoria, Carleton, LBNL)
TPC resolution with dispersed anode charge (M Dixit, Carleton University)
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Ongoing EffortsSolid-state tracker R&D (Wayne State, Brookhaven, Santa Cruz)
Silicon Drift Tracker Optimization (Wayne State, Brookhaven)
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Guesstimated Testbeam Use
YEARANTICIPATED
WEEKS OF RUNNING
2003 0
2004 16
2005 24
For 3-year period 2003-5; corrected for under-reporting
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Summary
Chicago/Santa Cruz initiatives have drawn substantialnew interest in R&D program
Some efforts await funding; all but one in attendance here at Arlington; all have begun to lay groundwork
Guiding principle: basic `proof of principle’ R&D through2005 (Design Manual?)
Looking forward to international tracking review March 31;re-asses/confirm R&D priorities at that point