NUCLEAR-PHYSICS WITH OBELIX

被引:3
作者
ABLEEV, A
ADAMO, A
ANDRIGHETTO, A
AGNELLO, M
BALESTRA, F
BELLI, G
BENDISCIOLI, G
BERTIN, A
BOCCACCIO, P
BONAZZOLA, G
BRESSANI, T
BRUSCHI, M
BUSSA, MP
BUSSO, L
CALVO, D
CAPPONI, M
CERELLO, P
CICALO, C
CORRADINI, M
COSTA, S
DECASTRO, S
DISEP, F
FALOMKIN, IV
FAVA, L
FELICIELLO, A
FERRERO, L
FILIPPINI, V
GALLI, TD
GARFAGNINI, R
GASTALDI, U
GIANOTTI, P
GRASSO, A
GUARALDO, C
IAZZI, F
LANARO, A
RIZZINI, EL
LOMBARDI, M
LUCHERINI, V
MAGGIORA, A
MARCELLO, S
MARCONI, U
MARGAGLIOTTI, GV
MARON, G
MASONI, A
MASSA, I
MINETTI, B
MONTAGNA, P
MORANDO, M
NICHITIU, F
PANZIERI, D
机构
[1] INFN, I-09100 CAGLIARI, ITALY
[2] POLITECN TORINO, I-10125 TURIN, ITALY
[3] INFN, I-10125 TURIN, ITALY
[4] UNIV BRESCIA, DIPARTIMENTO ELETTR AUTOM IND, I-25060 BRESCIA, ITALY
[5] INFN TORINO, I-25060 BRESCIA, ITALY
[6] UNIV PAVIA, DIPARTIMENTO FIS NUCL & TEOR, I-27100 PAVIA, ITALY
[7] INFN, I-27100 PAVIA, ITALY
[8] JOINT INST NUCL RES DUBNA, MOSCOW 101000, RUSSIA
[9] UNIV BOLOGNA, DIPARTIMENTO FIS, I-40100 BOLOGNA, ITALY
[10] INFN, I-40100 BOLOGNA, ITALY
[11] UNIV TURIN, IST FIS, I-10125 TURIN, ITALY
[12] UNIV BRESCIA, DIPARTIMENTO ELETTR AUTOM IND, I-27100 PAVIA, ITALY
[13] INFN, LAB NATL FRASCATI, I-00044 FRASCATI, ITALY
[14] UNIV TRIESTE, IST FIS, I-34127 TRIESTE, ITALY
[15] INFN, I-34127 TRIESTE, ITALY
[16] UNIV PADUA, DIPARTIMENTO FIS, I-35100 PADUA, ITALY
[17] INFN, I-35100 PADUA, ITALY
[18] UNIV FIRENZE, DIPARTIMENTO ENERGET, I-40100 BOLOGNA, ITALY
[19] UNIV UDINE, IST FIS, I-33100 UDINE, ITALY
[20] INFN TRIESTE, I-33100 UDINE, ITALY
关键词
D O I
10.1016/0375-9474(93)90406-N
中图分类号
O57 [原子核物理学、高能物理学];
学科分类号
070202 ;
摘要
Recent experimental results in antinucleon-nucleus interaction obtained by the OBELIX collaboration at LEAR are presented. Preliminary results concerning the total antineutron-nucleus annihilation cross section at low energy are reported. They represent the first complete set of measurements on medium and heavy nuclei available in the momentum region below 300 MeV/c. A new measurement of the exotic one-meson annihilation at rest pBAR d --> pi- p (Pontecorvo reaction) with the better statistics and precision up to now, is reported. Finally, the measurement of the K+K-/pi+pi- production ratio in pBAR annihilation on gaseous D2 at NTP is presented. From this ratio an upper limit of the P-wave contribution to the ppBAR annihilation in GD2 is inferred.
引用
收藏
页码:C369 / C382
页数:14
相关论文
共 23 条
[11]  
Bizzarri R., 1969, Lettere al Nuovo Cimento, V2, P431, DOI 10.1007/BF02755626
[12]   COMPARISON OF REACTION PBARP-]K0KBAR0 AT REST IN HYDROGEN AND DEUTERIUM - TEST OF S-STATE ANNIHILATION DOMINANCE [J].
BIZZARRI, R ;
CIAPETTI, G ;
DORE, U ;
GASPERO, M ;
LAAKSO, I ;
MARZANO, F ;
MONETI, GC .
NUCLEAR PHYSICS B, 1974, B 69 (02) :307-316
[13]   ANGULAR-MOMENTUM STATES IN ANTIPROTON-NUCLEON ANNIHILATIONS AT REST IN DEUTERIUM [J].
BIZZARRI, R ;
CIAPETTI, G ;
DORE, U ;
GASPERO, M ;
LAAKSO, I ;
MARZANO, F ;
MONETI, GC .
NUCLEAR PHYSICS B, 1974, B 69 (02) :298-306
[14]   PBARP ANNIHILATION INTO PI+PI- AND K+K- FROM ATOMIC P-STATES [J].
DOSER, M ;
BOTLO, M ;
AHMAD, S ;
AMSLER, C ;
ARMENTEROS, R ;
AULD, EG ;
AXEN, DA ;
BAILEY, D ;
BARLAG, S ;
BEER, GA ;
BIZOT, JC ;
BUTLER, J ;
COMYN, M ;
DAHME, W ;
DELCOURT, B ;
DUCH, KD ;
ERDMAN, KL ;
FELDDAHME, F ;
GASTALDI, U ;
HEEL, M ;
HOWARD, B ;
HOWARD, R ;
JEANJEAN, J ;
KALINOWSKY, H ;
KAYSER, F ;
KLEMPT, E ;
LAA, C ;
LANDUA, R ;
MARSHALL, GM ;
MAY, B ;
NGUYEN, H ;
PREVOT, N ;
RIEDLBERGER, J ;
ROBERTSON, LP ;
SABEV, C ;
SCHAEFER, U ;
SCHREIBER, O ;
STRAUMANN, U ;
TRUOL, P ;
VONACH, H ;
WHITE, BL ;
WODRICH, RW ;
ZIEGLER, M .
NUCLEAR PHYSICS A, 1988, 486 (3-4) :493-511
[15]   ELASTIC-SCATTERING OF ANTIPROTONS FROM CARBON, CALCIUM, AND LEAD AT 180 MEV [J].
GARRETA, D ;
BIRIEN, P ;
BRUGE, G ;
CHAUMEAUX, A ;
DRAKE, DM ;
JANOUIN, S ;
LEGRAND, D ;
LEMAIRE, MC ;
MAYER, B ;
PAIN, J ;
PENG, JC ;
BERRADA, M ;
BOCQUET, JP ;
MONNAND, E ;
MOUGEY, J ;
PERRIN, P ;
ASLANIDES, E ;
BING, O ;
LICHTENSTADT, J ;
YAVIN, AI .
PHYSICS LETTERS B, 1984, 149 (1-3) :64-68
[16]   MEASUREMENT OF THE ANTINEUTRON-PROTON CROSS-SECTION AT LOW-ENERGY [J].
GUNDERSON, B ;
LEARNED, J ;
MAPP, J ;
REEDER, DD .
PHYSICAL REVIEW D, 1981, 23 (03) :587-594
[17]  
IAZI F, 1993, NUCLEAR PHYSICS A, V558
[18]  
IAZZI F, 1990, ITAL PHY SO, V26, P171
[19]  
Pontecorvo B M, 1956, ZH EKSP TEOR FIZ, V30, P947
[20]   ANNIHILATION OF ANTIPROTONS AT REST IN H-2 AND D-2 - S-STATE VERSUS P-STATE CAPTURE [J].
REIFENROTHER, G ;
KLEMPT, E .
PHYSICS LETTERS B, 1990, 245 (01) :129-136