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On the Measure of Dynamical Event-by-Event pt Fluctuations

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Presentation on theme: "On the Measure of Dynamical Event-by-Event pt Fluctuations"— Presentation transcript:

1 On the Measure of Dynamical Event-by-Event pt Fluctuations
Jinghua Fu Tsinghua University, Beijing,China & IOPP, Huazhong Normal University, Wuhan, China What we want to measure & What we are doing Measure of Dynamical Fluctuations

2 Inclusive & Event-by-Event Measurement
Inclusive pt Distribution

3 Event-by-Event Fluctuations
NA49 Statistical Fluctuations Fluctuations Bose-Einstein Resonance …….. Temperature Dynamical Fluctuations

4 Statistical Fluctuations
(Fixed multiplicity npar)

5 Observables

6 Subtraction Method PHENIX: CERES, STAR: NA49, STAR:

7

8

9 Particle number distribution For a given pm

10 Fluctuation & Correlation

11 GeV2 HIJING Au+Au 200GeV n(multiplicity)

12 Mixed Multiplicity (Independent Particle Emission)

13 GeV2 HIJING Au+Au 200GeV n(participant)

14 Summary (fixed multiplicity) non-fixed multiplicity ?

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