Results on spin-parity analysis of (p)over-bar-p->pi(+)pi(-)pi(0) annihilation at rest from different density hydrogen targets.

被引:1
|
作者
Benedettini, A
Bertin, A
Bruschi, M
Capponi, M
Collamati, A
Damiani, C
DAntone, I
DeCastro, S
Dona, R
Ferretti, A
Galli, D
Giacobbe, B
Marconi, U
Massa, I
Piccinini, M
Poli, M
SempriniCesari, N
Spighi, R
Vecchi, S
Vezzani, A
Vigotti, F
Villa, M
Vitale, A
Zoccoli, A
Corradini, M
Donzella, A
Rizzini, EL
Venturelli, L
Zenoni, A
Cicalo, C
Masoni, A
Puddu, G
Serci, S
Temnikov, PP
Usai, G
Nomokonov, VP
Prakhov, SN
Rozhdestvensky, AM
Sapozhnikov, MG
Tretyak, VI
Gianotti, P
Guaraldo, C
Lanaro, A
Lucherini, V
Nichitiu, F
Petrascu, C
Rosca, A
Ableev, VG
Cavion, C
Gastaldi, U
机构
[1] IST NAZL FIS NUCL, SEZ BOLOGNA, I-40126 BOLOGNA, ITALY
[2] UNIV BRESCIA, DIP CHIM & FIS MAT, PAVIA, ITALY
[3] IST NAZL FIS NUCL, SEZ TORINO, I-27100 PAVIA, ITALY
[4] UNIV CAGLIARI, DIP SCI FISICHE, CAGLIARI, ITALY
[5] JOINT NUCL RES INST, DUBNA, RUSSIA
[6] IST NAZL FIS NUCL, LAB NAZL FRASCATI, I-00044 FRASCATI, ITALY
[7] IST NAZL FIS NUCL, LAB NAZL LEGNARO, I-35020 LEGNARO, ITALY
[8] UNIV PADUA, DIP FIS, PADUA, ITALY
[9] IST NAZL FIS NUCL, SEZ PADOVA, PADUA, ITALY
[10] UNIV PAVIA, DIP FIS NUCL & TEOR, I-27100 PAVIA, ITALY
[11] IST NAZL FIS NUCL, SEZ PAVIA, I-27100 PAVIA, ITALY
[12] UNIV TURIN, DIP FIS, TURIN, ITALY
[13] IST NAZL FIS NUCL, SEZ TORINO, I-10125 TURIN, ITALY
[14] POLITECN TORINO, TURIN, ITALY
[15] UNIV TRIESTE, IST FIS, TRIESTE, ITALY
[16] IST NAZL FIS NUCL, SEZ TRIESTE, TRIESTE, ITALY
[17] UNIV UDINE, IST FIS, I-33100 UDINE, ITALY
[18] UNIV FLORENCE, DIP ENERGET, FLORENCE, ITALY
关键词
D O I
10.1016/S0920-5632(97)00265-X
中图分类号
O412 [相对论、场论]; O572.2 [粒子物理学];
学科分类号
摘要
The results of the spin-parity analysis of the annihilation reaction <(p)over bar p> --> pi(+)pi(-)pi(0) at rest are presented. For the first time data from liquid, NTP and low pressure hydrogen are fitted simultaneously. This technique allows to disentangle unambiguously the contributions of the different initial atomic states. The results concern the weights of the partial waves, masses and widths of the 0(++), 1(--) and 2(++) resonances produced in the annihilation.
引用
收藏
页码:146 / 153
页数:8
相关论文
共 50 条
  • [41] A preliminary spin-parity analysis on the (p)over-barp → π+π-η annihilation reaction at rest
    Spighi, R
    NUCLEAR PHYSICS A, 1999, 655 (1-2) : 35C - 40C
  • [42] RESONANCE-LIKE STRUCTURE IN (P)OVER-BAR-P ANNIHILATION INTO 3 PI AND THE PI-PI CORRELATIONS
    FURUI, S
    ZEITSCHRIFT FUR PHYSIK C-PARTICLES AND FIELDS, 1995, 68 (04): : 661 - 671
  • [43] SPIN-PARITY ANALYSIS OF NPI+ SYSTEM PRODUCED IN REACTION PI+P-]PI+PI+N AT 16 GEV/C
    SOTIRIOU, D
    NUCLEAR PHYSICS B, 1976, 107 (03) : 457 - 475
  • [44] Some aspects of OZI-rule violation in the reaction (p)over-bar-p->phi pi(0)
    Buzatu, D
    Lev, FM
    PHYSICS OF ATOMIC NUCLEI, 1996, 59 (02) : 280 - 288
  • [45] STUDY OF THE PIONIC CORRELATIONS IN (P)OVER-BAR-N-]2-PI(+)3-PI(-) ANNIHILATION AT REST
    GASPERO, M
    NUCLEAR PHYSICS A, 1995, 588 (04) : 861 - 875
  • [46] PREDICTIONS OF NEUTRON-SPECTRA FOR (P)OVER-BAR-D-]PI-0-PI-0-PI-0N, PI-0-PI-0-ETA-N AND PI-0-ETA-ETA-N AT REST
    LOCHER, MP
    ZOU, BS
    JOURNAL OF PHYSICS G-NUCLEAR AND PARTICLE PHYSICS, 1993, 19 (03) : 463 - 464
  • [47] Measurement of the eta(1440)->(KKL0)-K-+/-pi(-/+) production rates from (p)over-bar-p annihilation at rest at three different hydrogen target densities
    Bertin, A
    Bruschi, M
    Capponi, M
    DeCastro, S
    Ferretti, A
    Galli, D
    Giacobbe, B
    Marconi, U
    Piccinini, M
    SempriniCesari, N
    Spighi, R
    Vecchi, S
    Vezzani, A
    Vigotti, F
    Villa, M
    Vitale, A
    Zoccoli, A
    Corradini, M
    Donzella, A
    Rizzini, EL
    Venturelli, L
    Zenoni, A
    Adamo, A
    Cicalo, C
    Lai, A
    Masoni, A
    Musa, L
    Puddu, G
    Serci, S
    Temnikov, PP
    Usai, G
    Denisov, OY
    Gorchakov, OE
    Prakhov, SN
    Rozhdestvensky, AM
    Sapozhnikov, MG
    Tretyak, VI
    Gianotti, P
    Guaraldo, C
    Lanaro, A
    Lucherini, V
    Nichitiu, F
    Petrascu, C
    Rosca, A
    Ableev, VG
    Cavion, C
    Gastaldi, U
    Lombardi, M
    Morando, M
    Bendiscioli, G
    PHYSICS LETTERS B, 1996, 385 (1-4) : 493 - 499
  • [48] SPIN-PARITY ANALYSIS OF THE F(1)(1285)PI- SYSTEM IN THE REACTION PI-P -] F(1) (1285)PI-P AT 18 GEV/C
    LEE, JH
    CHUNG, SU
    KIRK, HG
    WEYGAND, DP
    WILLUTZKI, HJ
    CRITTENDEN, R
    DZIERBA, A
    SMITH, P
    ZIEMINSKA, D
    LEE, JH
    SON, D
    BARYAM, Z
    DOWD, J
    KERN, W
    BONNER, B
    CLEMENT, J
    CUMMINGS, J
    MUTCHLER, G
    PHYSICS LETTERS B, 1994, 323 (02) : 227 - 232
  • [49] OKUBO-ZWEIG-IIZUKA RULE VIOLATION IN THE REACTION (P)OVER-BAR-P-]F'(2)PI(0)
    BUZATU, D
    LEV, FM
    PHYSICS LETTERS B, 1995, 359 (3-4) : 393 - 396
  • [50] Okubo-Zweig-Iizuka rule violation in the reaction (p)over-bar-p->phi pi(0) - Comment
    Zou, BS
    PHYSICAL REVIEW C, 1996, 53 (03): : 1452 - 1452