Strongly Intensive Measures for Event-by-Event Fluctuations in

Nucleus-Nucleus Collisions Mark Gorenstein

Bogolyubov Institute for Theoretical Physics, Kiev, Ukraine

M.I.G. and M. Gazdzicki, Phys Rev. C (2011)

1. Model of Independent Sources

2. Statistical Mechanics

2

1 2 Ns

a b

P*(a,b)

P(Ns)A = a1 + a2 + … + aNs

B = b1 + b2 + … + bNs

Model of Independent Sources

3

?

Model of Independent Sources

4

5

K=1, 2

6

7

Relation to Other Measures

Gazdzicki, Mrowczynski (1992)

Pruneau, Gavin, Voloshin (2002)

8

V1

V2

V3

F(V)

B AStatistical Mechanics

9

Statistical Mechanics GCE

10MIS

11

In the GCE there are no correlations between A and B, i.e.

12

Hauer, Begun, M.I.GEur. Phys. J. (2008)

CE and MCE

13

14

15

?

If

16

Summary

Two sets of fluctuation measures with strongly intensive properties are introduced

We plan to consider:

1) Different pairs of intensive variables A and B

2) Different models (e.g., HSD, UrQMD)

3) Existing and future data