@article{3094122, title = "Omega(-) and (Omega)over-bar(+) production in central Pb+Pb collisions at 40 and 158A GeV", author = "Alt, C and Anticic, T and Baatar, B and Barna, D and Bartke, J and and Betev, L and Bialkowska, H and Billmeier, A and Blume, C and Boimska, B and and Botje, M and Bracinik, J and Bramm, R and Brun, R and Buncic, P and and Cerny, V and Christakoglou, P and Chvala, O and Cramer, JG and Csato, P and and Darmenov, N and Dimitrov, A and Dinkelaker, P and Eckardt, V and and Farantatos, G and Flierl, D and Fodor, Z and Foka, P and Freund, P and and Friese, V and Gal, J and Gazdzicki, M and Georgopoulos, G and Gladysz, E and and Grebieszkow, K and Hegyi, S and Hohne, C and Kadija, K and Karev, A and and Kliemant, M and Kniege, S and Kolesnikov, VI and Kollegger, T and and Kornas, E and Korus, R and Kowalski, M and Kraus, I and Kreps, M and van and Leeuwen, M and Levai, P and Litov, L and Lungwitz, B and Makariev, M and and Malakhov, AI and Markert, C and Mateev, M and Mayes, BW and Melkumov, GL and and Meurer, C and Mischke, A and Mitrovski, M and Molnar, J and and Mrowczynski, S and Palla, G and Panagiotou, AD and Panayotov, D and and Petridis, A and Pikna, M and Pinsky, L and Puhlhofer, F and Reid, JG and and Renfordt, R and Richard, A and Roland, C and Roland, G and Rybczynski, M and and Rybicki, A and Sandoval, A and Sann, H and Schmitz, N and Seyboth, P and and Sikler, F and Sitar, B and Skrzypczak, E and Stefanek, G and Stock, and R and Strobele, H and Susa, T and Szentpetery, I and Sziklai, J and and Trainor, TA and Varga, D and Vassiliou, M and Veres, GI and and Vesztergombi, G and Vranic, D and Wetzler, A and Wlodarczyk, Z and Yoo, and IK and Zaranek, J and Zimanyi, J and NA49 Collaboration", journal = "Physical Review and Physical Review Letters Index", year = "2005", volume = "94", number = "19", publisher = "AMER PHYSICAL SOC", issn = "0094-0003", doi = "10.1103/PhysRevLett.94.192301", abstract = "Results are presented on Omega production in central Pb+Pb collisions at 40 and 158A GeV beam energy. For the first time in heavy ion reactions, rapidity distributions and total yields were measured for the sum Omega(-)+(Omega) over bar (+) at 40A GeV and for Omega(-) and (Omega) over bar (+) separately at 158A GeV. The yields are strongly underpredicted by the string-hadronic UrQMD model but agree better with predictions from hadron gas models." }