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Armenteros-Podolanski plot. 1. p 1. p *. p* v = 0. V 0. θ 1. θ *. θ 2. M. p *. 2. p 2. 2 particle decay in Lab . system. 2 particle decay in center-of-mass system. [ref] J.Podolanski_R.Armenteros.Phil.Mag .45(13).1954. Derivation. Derivation. Derivation. Armenteros plot.
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Armenteros-Podolanski plot 1 p1 p* p*v = 0 V0 θ1 θ* θ2 M p* 2 p2 2 particle decay in Lab. system 2 particle decay in center-of-mass system [ref] J.Podolanski_R.Armenteros.Phil.Mag.45(13).1954 Armenteros-Podolanski Plot
Derivation Armenteros-Podolanski Plot
Derivation Armenteros-Podolanski Plot
Derivation Armenteros-Podolanski Plot
Armenteros plot • p, angle mass • track selection • pointing angle • DCA • track fit • Goal - Armenteros plot with ‘V0 finder’ & cuts • AliESDv0.cxx • AliAnalysisCheckV0.cxx • AliAnalysisTaskPerformanceStrange.cxx • And ask to Minwoo ‘PID for flow’ Armenteros-Podolanski Plot
Armenteros-Podolanski plot [ref] Relativistic Heavy Ion Physics, J. Bartke Armenteros-Podolanski Plot
KSππ Λpπ +(1540) -> p Ks Armenteros plot Decay chain + Ks + Ks - p Λ Λ Another Example: HERA-B • HERA-B try to verify claims for different exotic states, mainly they focus on:+ (uudds) -> p K0 Taken from A. Sbrizzi‘s talk