[1] Slovak Acad Sci, Inst Phys, Bratislava 84228, Slovakia
[2] LIP Lab Instrumentacao & Fis Expt Particulas, P-3004516 Coimbra, Portugal
[3] Jagiellonian Univ, Smoluchowski Inst Phys, PL-30059 Krakow, Poland
[4] GSI Helmholtzzentrum Schwerionenforsch GmbH, D-64291 Darmstadt, Germany
[5] Tech Univ Darmstadt, D-64289 Darmstadt, Germany
[6] Helmholtz Zentrum Dresden Rossendorf, Inst Strahlenphys, D-01314 Dresden, Germany
[7] Joint Inst Nucl Res, Dubna 141980, Russia
[8] Goethe Univ Frankfurt, Inst Kernphys, D-60438 Frankfurt, Germany
[9] Excellence Cluster Origin & Struct Universe, D-85748 Garching, Germany
[10] Tech Univ Munich, Phys Dept E12, D-85748 Garching, Germany
[11] Univ Giessen, Inst Phys 2, D-35392 Giessen, Germany
[12] Russian Acad Sci, Inst Nucl Res, Moscow 117312, Russia
[13] Inst Theoret & Expt Phys, Moscow 117218, Russia
[14] Univ Cyprus, Dept Phys, CY-1678 Nicosia, Cyprus
[15] Univ Paris 11, CNRS, IN2P3, Inst Phys Nucl UMR 8608, F-91406 Orsay, France
[16] Acad Sci Czech Republic, Inst Nucl Phys, CZ-25068 Rez, Czech Republic
[17] Univ Santiago de Compostela, LabCAF F Fis, Santiago De Compostela 15706, Spain
[18] ISEC Coimbra, Coimbra, Portugal
[19] ExtreMe Matter Inst EMMI, D-64291 Darmstadt, Germany
[20] Tech Univ Dresden, D-01062 Dresden, Germany
[21] Frederick Univ, CY-1036 Nicosia, Cyprus
[22] Univ Turin, Dipartimento Fis, I-10125 Turin, Italy
[23] Univ Turin, Ist Nazl Fis Nucl, I-10125 Turin, Italy