[1] Univ Lodz, Lodz, Poland
[2] Ctr Invest Energ Ticas Medioambientales & Tecnol, Madrid, Spain
[3] European Commiss, Joint Res Ctr JRC, Geel, Belgium
[4] European Org Nucl Res CERN, Geneva, Switzerland
[5] Ist Nazl Fis Nucl, Sez Pavia, Pavia, Italy
[6] Univ Pavia, Dept Phys, Pavia, Italy
[7] Ist Nazl Fis Nucl, Lab Nazl Sud, Catania, Italy
[8] Univ Valencia, Inst Sica Corpuscular, CSIC, Valencia, Spain
[9] Univ Manchester, Manchester, Lancs, England
[10] Univ Paris Saclay, CEA Irfu, F-91191 Gif Sur Yvette, France
[11] Helmholtz Zentrum Dresden Rossendorf, Dresden, Germany
[12] Horia Hulubei Natl Inst Phys & Nucl Engn, Magurele, Romania
[13] Univ Zagreb, Fac Sci, Dept Phys, Zagreb, Croatia
[14] Univ Santiago de Compostela, Santiago De Cornpostela, Spain
[15] Univ Politecn Cataluna, Barcelona, Spain
[16] Agenzia Nazl Nuove Tecnol ENEA, Lerici, Italy
[17] Ist Nazl Fis Nucl, Sez Bologna, Bologna, Italy
[18] Ist Nazl Fis Nucl, Sez Trieste, Trieste, Italy
[19] Univ Trieste, Dept Phys, Trieste, Italy
[20] Natl Tech Univ Athens, Athens, Greece
[21] Ist Nazl Fis Nucl, Sez Torino, Turin, Italy
[22] Univ Torino, Dept Phys, Turin, Italy
[23] Ist Nazl Fis Nucl, Sez Bari, Bari, Italy
[24] Univ Seville, Seville, Spain
[25] Ist Nazl Fis Nucl, Sez Perugia, Perugia, Italy
[26] Ist Nazl Astrofis Osservatorio Astron Teramo, Teramo, Italy
[27] Goethe Univ Frankfurt, Frankfurt, Germany
[28] Inst Super Tecn, Lisbon, Portugal
[29] Phys Tech Bundesanstalt PTB, Bundesallee 100, D-38116 Braunschweig, Germany
[30] Paul Scherrer Inst PSI, Villigen, Switzerland
[31] Univ Ioannina, Ioannina, Greece
[32] Ist Nazl Fis Nucl, Sez Roma1, Rome, Italy
[33] Inst Covered Cooperat Agreement CERN, Geneva, Switzerland
[34] Univ Granada, Granada, Spain
[35] TU Wien, Atominst, Stadionallee 2, A-1020 Vienna, Austria
[36] Japan Atom Energy Agcy JAEA, Tokai, Ibaraki, Japan
[37] Charles Univ Prague, Prague, Czech Republic
[38] Univ Edinburgh, Sch Phys & Astron, Edinburgh, Midlothian, Scotland
[39] Univ Bologna, Dipartimento Fis & Astron, Bologna, Italy
[40] Ist Nazl Fis Nucl, Lab Nazl Legnaro, Legnaro, Italy
[41] Univ Bari, Dipartimento Interateneo Fis, Bari, Italy
[42] CNR, Bari, Italy
[43] Univ Perugia, Dipartimento Fis & Geol, Perugia, Italy
[44] Ist Nazl Fis Nucl, Lab Nazl Frascati, Frascati, Italy
[45] Ist Nazl Fis Nucl, Sez Catania, Catania, Italy
[46] Univ Catania, Dept Phys & Astron, Catania, Italy
[47] Uppsala Univ, Dept Phys & Astron, Box 516, S-75120 Uppsala, Sweden