Table of Contents Author Guidelines Submit a Manuscript
Advances in High Energy Physics
Volume 2018 (2018), Article ID 6914627, 11 pages
https://doi.org/10.1155/2018/6914627
Research Article

Correlations and Event-by-Event Fluctuations in High Multiplicity Events Produced in 208Pb-208Pb Collisions

1Department of Physics, Aligarh Muslim University, Aligarh 202002, India
2Department of Physics and Electronics, Dr. Ram Manohar Lohia Avadh University, Faizabad 224001, India
3Department of Physics, Banaras Hindu University, Varanasi 221005, India
4Department of Applied Physics, Aligarh Muslim University, Aligarh 202002, India

Correspondence should be addressed to Shakeel Ahmad; hc.nrec@damha.leekahs

Received 27 October 2017; Accepted 7 March 2018; Published 8 April 2018

Academic Editor: Andrea Coccaro

Copyright © 2018 Shakeel Ahmad et al. This is an open access article distributed under the Creative Commons Attribution License, which permits unrestricted use, distribution, and reproduction in any medium, provided the original work is properly cited. The publication of this article was funded by SCOAP3.

Linked References

  1. S. Shakeel Ahmad, M. M. Khan, S. Khan, A. Khatun, and M. Irfan, “A study of event-by-event fluctuations in relativistic heavy-ion collisions,” International Journal of Modern Physics E, vol. 23, no. 11, Article ID 1450065, 18 pages, 2014. View at Publisher · View at Google Scholar
  2. S. A. Voloshin, V. Koch, and H. G. Ritter, “Event-by-event fluctuations in collective quantities,” Physical Review C: Nuclear Physics, vol. 60, no. 2, Article ID 024901, 1999. View at Publisher · View at Google Scholar
  3. M. Döring and V. Koch, “Event-by-event fluctuations in heavy ion collisions,” Acta Physica Polonica B, vol. 33, no. 6, pp. 1495–1504, 2002. View at Google Scholar
  4. L. D. Landau and E. M. Lifshitz, Statistical Physics, Pergamon Press, 1958. View at MathSciNet
  5. E. Shuryak, “Quark–gluon plasma—new frontiers,” Journal of Physics G: Nuclear and Particle Physics, vol. 35, no. 10, Article ID 104044, 2008. View at Publisher · View at Google Scholar
  6. H. van Hees, V. Greco, and R. Rapp, “Heavy-quark probes of the quark-gluon plasma and interpretation of recent data taken at the BNL Relativistic Heavy Ion Collider,” Physical Review C: Nuclear Physics, vol. 73, no. 3, Article ID 034913, 2006. View at Publisher · View at Google Scholar
  7. K. Adcox and PHENIX Collaboration, “Event-by-event fluctuations in mean and mean in = 130 GeV Au + Au collisions,” Physical Review C: Nuclear Physics, vol. 66, no. 2, Article ID 024901, 2002. View at Publisher · View at Google Scholar
  8. S. Ahmad, A. Ahmad, A. Chandra, M. Zafar, and M. Irfan, “Forward–backward multiplicity fluctuations in 200A GeV/c 16O–AgBr and 32S–AgBr collisions,” Physica Scripta, vol. 87, no. 4, Article ID 045201, 2013. View at Publisher · View at Google Scholar
  9. S. S. Adler and PHENIX Collaboration, “Measurement of nonrandom event-by-event fluctuations of average transverse momentum in = 200 GeV Au+Au and collisions,” Physical Review Letters, vol. 93, no. 9, Article ID 092301, pp. 22–29, 2004. View at Publisher · View at Google Scholar
  10. D. Adamová, G. Agakichiev, H. Appelshäuser, V. Belaga, P. Braun-Munzinger et al., “Event-by-event fluctuations of the mean transverse momentum in 40, 80, and 158 A GeV/c Pb Au collisions,” Nuclear Physics A, vol. 727, no. 1-2, pp. 97–119, 2003. View at Publisher · View at Google Scholar
  11. F. Jinghua and L. Lianshou, “Extracting event dynamics from event-by-event analysis,” Physical Review C, vol. 68, no. 6, Article ID 064904, 2003. View at Publisher · View at Google Scholar
  12. L. Lianshou and F. Jinghua, “A Comparison of different measures for dynamical event-mean transverse momentum fluctuation,” 2004, https://arxiv.org/abs/hep-ph/0401129.
  13. C. Alt, T. Anticic, and B. Baatar, “Energy dependence of meson production in central Pb + Pb collisions at to 17 GeV,” Physical Review C: Nuclear Physics, vol. 78, no. 4, Article ID 044907, 2008. View at Publisher · View at Google Scholar
  14. S. Bhattacharyya, Phys. Rev. Lett. B, vol. 726, Article ID 1350066, 2013.
  15. M. L. Cherry, A. Dabrowska, P. Deines-Jones et al., “Event-by-event analysis of high multiplicity Pb (158-GeV/nucleon) Ag/Br collisions,” Acta Physica Polonica B, vol. 29, no. 8, pp. 2129–2146, 1998. View at Google Scholar
  16. S. Ahmad, A. Chandra, A. Kumar et al., “Event-by-event analysis of high-multiplicity events produced in 158 A GeV/c 208Pb-208Pb collisions,” Europhysics Letters, vol. 112, no. 4, Article ID 42001, 2015. View at Publisher · View at Google Scholar
  17. T. Anticic and NA49 Collaboration, “Search for the QCD critical point in nuclear collisions at 158A GeV at the CERN Super Proton Synchrotron (SPS),” Physical Review C, vol. 81, no. 6, 2010. View at Publisher · View at Google Scholar
  18. A. Bialas and B. Ziaja, “Intermittency in a single event,” Physics Letters B, vol. 378, no. 1-4, pp. 319–322, 1996. View at Publisher · View at Google Scholar
  19. S. Mrowczynski, “Overview of event-by-event fluctuations,” Acta Physica Polonica B, vol. 40, pp. 1053–1074, 2009. View at Google Scholar
  20. L. Lianshou, “Single event 2-dimensional factorial moment analysis of 197Au-emulsion data from EMU01 experiment,” Nuclear Physics B - Proceedings Supplements, vol. 71, no. 1-3, pp. 341–345, 1999. View at Publisher · View at Google Scholar
  21. K. Fialkowski and R. Wit, “Entropy in cluster analysis of single events in heavy ion collisions,” Acta Physica Polonica B, vol. 31, pp. 681–686, 2000. View at Google Scholar
  22. K. Fialkowski and R. Wit, “Event-by-event cluster analysis of final states from heavy ion collisions,” Acta Physica Polonica B, vol. 30, pp. 2759–2765, 1999. View at Google Scholar
  23. M. Hauer, V. V. Begun, M. Gaździcki, M. I. Gorenstein, V. P. Konchakovski, and B. Lungwitz, “Multiplicity fluctuations in relativistic nuclear collisions: statistical model versus experimental data,” Journal of Physics G: Nuclear and Particle Physics, vol. 35, no. 4, Article ID 044064, 2008. View at Publisher · View at Google Scholar
  24. D. Ghosh, A. Deb, P. Mandal, S. Biswas, K. Chattopadhyay et al., “Non-statistical fluctuation of compound multiplicity in nucleus-nucleus interactions: evidence of strong intermittency,” Chinese Physics Letters, vol. 19, no. 10, pp. 1436–1438, 2002. View at Publisher · View at Google Scholar
  25. S. L. C. Barroso, A. O. deCarvalho, J. A. Chinellato et al., “Analysis of one hadron rich event,” in Proceedings of the XVI International Symposium on Very High Energy Cosmic Ray Interactions, Batavia, Ill, USA, July 2010.
  26. Y. F. Wu and L. S. Liu, “Low average-transverse-momentum intermittency,” Physics Letters B, vol. 269, p. 28, 1999. View at Google Scholar
  27. L. S. Liu, “Single event 2-dimensional factorial moment analysis of 197Au-emulsion data from EMU01 experiment,” Nuclear Physics B - Proceedings Supplements, vol. 71, no. 1-3, pp. 341–345, 1999. View at Publisher · View at Google Scholar
  28. M. I. Adamovich, M. M. Aggarwal, Y. A. Alexandrov et al., “Produced particle multiplicity dependence on centrality in nucleus - nucleus collisions,” Journal of Physics G: Nuclear and Particle Physics, vol. 22, no. 10, p. 1469, 1996. View at Publisher · View at Google Scholar
  29. M. I. Adamovich, M. M. Aggarwal, N. P. Andreeva et al., “Rapidity densities and their fluctuations in central 200 A GeV 32S interactions with Au and Ag, Br nuclei EMU01 collaboration,” Physical Letters B, vol. 227, no. 2, pp. 285–290, 1989. View at Publisher · View at Google Scholar
  30. M. I. Adamovich, M. M. Aggarwal, Y. A. Alexandrov et al., “Scaled-factorial-moment analysis of 200A-GeV sulfur + gold interactions,” Physical Review Letters, vol. 65, article 412, 1990. View at Publisher · View at Google Scholar
  31. M. I. Adamovich, Y. A. Alexandrov, and S. A. Asimov, “Multiplicities and rapidity densities in 200 AGeV16O interactions with emulsion nuclei,” Physics Letters B, vol. 201, no. 3, pp. 397–402, 1988. View at Publisher · View at Google Scholar
  32. M. I. Adamovich, M. M. Aggarwal, Y. A. Alexandrov et al., “On the systematic behaviour of the intermittency-indices in nuclear interactions,” Physics Letters B, vol. 263, no. 3-4, pp. 539–543, 1991. View at Publisher · View at Google Scholar
  33. A. Bialas and R. Peschanski, “Moments of rapidity distributions as a measure of short-range fluctuations in high-energy collisions,” Nuclear Physics B, vol. 273, no. 3-4, pp. 703–718, 1986. View at Publisher · View at Google Scholar
  34. V. Azhinenko, Y. A. Belokopytov, H. Böttcher et al., “Intermittency patterns in and collisions at 250 GeV/c,” Physics Letters B, vol. 222, no. 2, pp. 306–210, 1989. View at Publisher · View at Google Scholar
  35. R. Holynski, A. Jurak, A. Olszewski, and B. Wilczynska, “Evidence for intermittent patterns of fluctuations in particle production in high-energy interactions in nuclear emulsion,” Physical Review Letters, vol. 62, article 733, 1989. View at Publisher · View at Google Scholar
  36. E. A. De Wolf, I. M. Dremin, and W. Kittel, “Scaling laws for density correlations and fluctuations in multiparticle dynamics,” Physics Reports, vol. 270, no. 1-2, pp. 1–141, 1996. View at Publisher · View at Google Scholar
  37. S. Ahmad, M. M. Khan, N. Ahmad, and A. Ahmad, “Erraticity behaviour in relativistic nucleus-nucleus collisions,” Journal of Physics G: Nuclear and Particle Physics, vol. 30, no. 9, pp. 1145–1152, 2004. View at Publisher · View at Google Scholar
  38. S. Ahmad, M. M. Khan, N. Ahmad, A. R. Khan, M. Zafar, and M. Irfan, “Erratic fluctuations in 14.5A GeV/c 28Si−AgBr Collisions,” Acta Physica Hungarica Series A, Heavy Ion Physics, vol. 25, no. 1, pp. 105–115, 2006. View at Publisher · View at Google Scholar
  39. R. C. Hwa, “Beyond intermittency: erraticity,” Acta Phys. Pol B, vol. 27, p. 1789, 1996. View at Google Scholar
  40. B. Wosiek, “Review of experimental results on intermittency,” Acta Phys. Slov, vol. 46, no. 4, p. 531, 1996. View at Google Scholar
  41. A. Bialas and R. Peschanski, “Intermittency in multiparticle production at high energy,” Nuclear Physics B, vol. 308, no. 4, pp. 857–867, 1988. View at Publisher · View at Google Scholar
  42. B. I. Abelev, M. M. Aggarwal, Z. Ahammed et al., “Growth of long range forward-backward multiplicity correlations with centrality in Au + Au Collisions at GeV,” Physical Review Letters, vol. 103, Article ID 172301, 2009. View at Publisher · View at Google Scholar
  43. S. Ahmad, A. Chandra, M. Zafar et al., “Short- and long-range multiplicity correlations in relativistic heavy-ion collisions,” International Journal of Modern Physics E, vol. 22, no. 9, Article ID 1350066, 2013. View at Publisher · View at Google Scholar
  44. B. Alver, B. B. Back, M. D. Baker et al., “Cluster properties from two-particle angular correlations in collisions at and 410 GeV,” Physical Review C, vol. 75, Article ID 054913, 2007. View at Publisher · View at Google Scholar
  45. UA5 Collaboration, R. E. Ansorge, B. Åsman, C. N. Booth, L. Burow et al., “Charged particle correlations in collisions at c.m. energies of 200, 546 and 900 GeV,” Zeitschrift für Physik C Particles and Fields, vol. 37, no. 2, pp. 191–213, 1988. View at Google Scholar
  46. A. Aduszkiewicz, Y. Ali, E. Andronov, T. Antićić, N. Antoniou et al., “Two-particle correlations in azimuthal angle and pseudorapidity in inelastic p + p interactions at the CERN Super Proton Synchrotron,” The European Physical Journal C, vol. 77, article 59, 2017. View at Publisher · View at Google Scholar
  47. K. Eggert, H. Frenzel, W. Thomé et al., “Angular correlations between the charged particles produced in pp collisions at ISR energies,” Nuclear Physics B, vol. 86, no. 2, pp. 201–215, 1975. View at Publisher · View at Google Scholar
  48. G. Agakishiev, M. M. Aggarwal, Z. Ahammed et al., “Anomalous centrality evolution of two-particle angular correlations from Au-Au collisions at and 200 GeV,” Physical Review C: Nuclear Physics, vol. 86, Article ID 064902, 2012. View at Publisher · View at Google Scholar