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MVD coverage. MVD material budget. < 1% / layer ( < 10%). Detailed MVD model. Momentum resolution. Momentum resolution. 1 GeV /c pions (0;0;0). (p) without MVD = 2.6 % (p) with MVD = 1.4 %. p t. p. (p t ) without MVD = 2.9 % (p t ) with MVD = 1.4 %.
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MVD material budget < 1% / layer ( < 10%) Detailed MVD model
Momentum resolution • Momentum resolution 1 GeV/c pions (0;0;0) (p) without MVD = 2.6 % (p) with MVD = 1.4 % pt p (pt) without MVD = 2.9 % (pt) with MVD = 1.4 % Improvement by 50% z xy • Single track resolution No resolution along z without MVD
Spatial resolution • Primary vertex resolution 15 GeV/c • Vertex resolution (6.57 / 7.50 / 8.50) GeV/c Primary and secondary vertex resolution:x,y 35 m z 100 m z 65 m z xy