140 likes | 236 Views
Progress Report. Pad Plane Geometries Track Reconstruction Vertex Reconstruction. Square Plane. 16 mm² Square Plane. Padplane Geometries. 4 mm² HexPlane. 16 mm² Hex Plane. MC TPC Points. TPC Primary Clusters. TPC Drifted Electrons. TPC Avalanche. TPC Cluster. Overview.
E N D
Progress Report • Pad Plane Geometries • Track Reconstruction • Vertex Reconstruction Florian Nebel GEM-TPC Telephone Meeting München, 2.8.2007
Square Plane 16 mm² Square Plane Florian Nebel GEM-TPC Telephone Meeting München, 2.8.2007
Padplane Geometries 4 mm² HexPlane 16 mm² Hex Plane Florian Nebel GEM-TPC Telephone Meeting München, 2.8.2007
MC TPC Points Florian Nebel GEM-TPC Telephone Meeting München, 2.8.2007
TPC Primary Clusters Florian Nebel GEM-TPC Telephone Meeting München, 2.8.2007
TPC Drifted Electrons Florian Nebel GEM-TPC Telephone Meeting München, 2.8.2007
TPC Avalanche Florian Nebel GEM-TPC Telephone Meeting München, 2.8.2007
TPC Cluster Florian Nebel GEM-TPC Telephone Meeting München, 2.8.2007
Overview Florian Nebel GEM-TPC Telephone Meeting München, 2.8.2007
TPC Cluster w/Amplitude Florian Nebel GEM-TPC Telephone Meeting München, 2.8.2007
Trivial Clustering Florian Nebel GEM-TPC Telephone Meeting München, 2.8.2007
Vertex Reconstruction • Use Linear Function to fit Tracks • Determine Vertex by point of closest approach • Identify primary and secondary vertex via Mother ID • Calculate distance to Monte Carlo Vertex Fittet Tracks Real Tracks Deviation Florian Nebel GEM-TPC Telephone Meeting München, 2.8.2007
MC-Based results Fopi Elsa Number of Events 4999 4993 Events with primary vertex found 3045 2675 Events with secondary vertex found 2619 1982 Events with both vertecies found 2552 1900 Lambda decay length in those events 81 mm 82 mm Deviation of primary vertex 0,7 mm 2,0 mm Deviation of secondary vertex 1,2 mm 4,8 mm Florian Nebel GEM-TPC Telephone Meeting München, 2.8.2007