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LHCb - Minimum Bias physics plans and MC framework - EPFL

LHCb - Minimum Bias physics plans and MC framework - EPFL

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Evt. types, generator meth.<br />

<strong>Minimum</strong> <strong>Bias</strong>: Keep all events generated by PYTHIA: elastic, diffractive, inelastic.<br />

Inclusive: Extract events generated by PYTHIA with at least one b-(or c) hadron in<br />

400 mrad w/r to the z axis. If all of these hadrons have pz < 0, flip the whole event.<br />

Signal: Extract events generated by PYTHIA containing one B ± (or one B 0 / ¯ B 0 ,<br />

J/ψ, D + s /D − s , e.t.c.) in 400 mrad. If there are several c<strong>and</strong>idates, choose<br />

r<strong>and</strong>omly one. If it has pz 4 GeV ). Decay<br />

Higgs, top, W, Z, ... with PYTHIA, all other particles with EvtGen.<br />

<strong>MC</strong>Net CERN R. Mures¸an, <strong>LHCb</strong> report – p.22/30

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