Determination of EoS in Heavy Ion Collisions
5
.. ) ( ) ( ) ( / ) , ( 4 2 I O I E E A I E B sym B B Z N Z N I Determination of EoS in Heavy Ion Collisions Hermann Wolter, LMU, Munich; CompStar EoS Workshop, GSI, Darmstadt, July 14, 2010 Theoretical models (Skyrme EDF, RMF, (D)BHF, Variational, ChPT,…) Test in heavy ion collisions (Boltzmann-type transport models, sensitive oservables C. Fuchs, H.H. Wolter, EPJA 30(2006)5 Momentum distribution („flow“) measurements Kaon production in heavy and light collision systems Fuchs, et al., PRL 86 (01) P. Danielewicz, et al., Science Reasonably tight limits
description
P. Danielewicz, et al., Science. Fuchs, et al., PRL 86 (01). Kaon production in heavy and light collision systems. C. Fuchs, H.H. Wolter, EPJA 30(2006)5. Momentum distribution („flow“) measurements. Determination of EoS in Heavy Ion Collisions. - PowerPoint PPT Presentation
Transcript of Determination of EoS in Heavy Ion Collisions
...)()()(/),( 42 IOIEEAIE BsymBB ZN
ZNI
Determination of EoS in Heavy Ion Collisions
Hermann Wolter, LMU, Munich; CompStar EoS Workshop, GSI, Darmstadt, July 14, 2010
Theoretical models (Skyrme EDF, RMF, (D)BHF, Variational, ChPT,…)
Test in heavy ion collisions (Boltzmann-type transport models, sensitive oservables
C. Fuchs, H.H. Wolter, EPJA 30(2006)5 Momentum distribution („flow“) measurements
Kaon production in heavy and light collision systems
Fuchs, et al., PRL 86 (01)P. Danielewicz, et al., Science
Reasonably tight limits
...)()()(/),( 42 IOIEEAIE BsymBB ZN
ZNI
Hermann Wolter, LMU, Munich; CompStar EoS Workshop, GSI, Darmstadt, July 14, 2010
The nuclear symmetry energy
Large uncertainty!
C. Fuchs, H.H. Wolter, EPJA 30(2006)5
B.A.LI, et al.,Phss. Rep. 08
Determina-tions at low densities
B. Tsang, et al., PRL 102, 122701 (2009)
… and at high density:
elliptic flow
and pion production
W. Trautmann,et al.PPNP 62 (425)
Z. Xiao et al., PRL 102 (09)
Present constraints on the high density symmetry energy
Fermi Energy HIC, MSU
Au+Au, 400AMeV, FOPI
+/- ratio
B.A. Li, et al.
+/- ratio,Feng, et al. (ImIQMD)
