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Neutral Kaon Interferometry in Au+Au collisions at sqrt(s_NN) = 200 GeV
- Source :
- Abelev, B.I.; Adams, J.; Aggarwal, M.M.; Ahammed, Z.; Amonett, J.; Anderson, B.D.; et al.(2008). Neutral Kaon Interferometry in Au+Au collisions at sqrt(s_NN) = 200 GeV. Lawrence Berkeley National Laboratory. Lawrence Berkeley National Laboratory: Lawrence Berkeley National Laboratory. Retrieved from: http://www.escholarship.org/uc/item/1qc3j179, Physical Review C, Physical Review C, American Physical Society, 2006, 74, pp.054902. ⟨10.1103/PhysRevC.74.054902⟩
- Publication Year :
- 2008
- Publisher :
- eScholarship, University of California, 2008.
-
Abstract
- We present the first statistically meaningful results from two-K0s interferometry in heavy-ion collisions. A model that takes the effect of the strong interaction into account has been used to fit the measured correlation function. The effects of single and coupled channel were explored. At the mean transverse mass m_T = 1.07 GeV, we obtain the values R = 4.09 +/- 0.46 (stat.) +/- 0.31 (sys) fm and lambda = 0.92 +/- 0.23 (stat) +/- 0.13 (sys), where R and lambda are the invariant radius and chaoticity parameters respectively. The results are qualitatively consistent with m_T systematics established with pions in a scenario characterized by a strong collective flow.<br />Comment: 11 pages, 10 figures
- Subjects :
- quark-gluon plasma
Physics
statistical models (nuclear)
FOS: Physical sciences
nuclei with mass number 190 to 219
[PHYS.NEXP]Physics [physics]/Nuclear Experiment [nucl-ex]
25.75.Gz
heavy ion-nucleus reactions
High Energy Physics::Experiment
Astrophysics::Earth and Planetary Astrophysics
Nuclear Experiment (nucl-ex)
kaon production
Nuclear Experiment
Subjects
Details
- Language :
- English
- ISSN :
- 24699985, 24699993, 05562813, and 1089490X
- Database :
- OpenAIRE
- Journal :
- Abelev, B.I.; Adams, J.; Aggarwal, M.M.; Ahammed, Z.; Amonett, J.; Anderson, B.D.; et al.(2008). Neutral Kaon Interferometry in Au+Au collisions at sqrt(s_NN) = 200 GeV. Lawrence Berkeley National Laboratory. Lawrence Berkeley National Laboratory: Lawrence Berkeley National Laboratory. Retrieved from: http://www.escholarship.org/uc/item/1qc3j179, Physical Review C, Physical Review C, American Physical Society, 2006, 74, pp.054902. ⟨10.1103/PhysRevC.74.054902⟩
- Accession number :
- edsair.doi.dedup.....6df06fffa8b013ae8b6ee83579ae8291