UPSILON(3S)-]UPSILON(1S)PI-PI-DECAY - IS THE PI-PI-SPECTRUM PUZZLE AN INDICATION OF A B(B)OVER-BAR-Q(Q)OVER-BAR-RESONANCE

被引：44
作者：
ANISOVICH, VV [1 ]
BUGG, DV [1 ]
SARANTSEV, AV [1 ]
ZOU, BS [1 ]
机构：
[1] PETERSBURG NUCL PHYS INST, GATCHINA 188350, RUSSIA
来源：
PHYSICAL REVIEW D | 1995年 / 51卷 / 09期
关键词：
D O I：
10.1103/PhysRevD.51.R4619
中图分类号：
P1 [天文学];
学科分类号：
0704 ;
摘要：
The ππ mass spectrum in Υ(3S)→Υ(1S)ππ has a peculiar double peak structure. This structure and the Υ(1S)π spectrum are reproduced by introducing a triangle singularity associated with a bb̄π resonance (JP=1+) in the mass range 10.4-10.8 GeV. © 1995 The American Physical Society.
引用
收藏
页码：R4619 / R4622
页数：4
相关论文
共 26 条
  • [1] NEW PROPOSALS FOR THE REACTION E+E--]PI+PI-PI-0
    ACHASOV, NN
    KOZHEVNIKOV, AA
    [J]. INTERNATIONAL JOURNAL OF MODERN PHYSICS A, 1994, 9 (04): : 527 - 545
  • [2] SIGNATURE OF THE TRIANGLE SINGULARITY IN THE REACTION E+E--]PI+PI-PI-0
    ACHASOV, NN
    KOZHEVNIKOV, AA
    [J]. PHYSICAL REVIEW D, 1994, 49 (11): : 5773 - 5778
  • [3] LOGARITHMIC SINGULARITIES IN PROCESSES WITH 2 FINAL-STATE INTERACTIONS
    AITCHISON, IJR
    [J]. PHYSICAL REVIEW B, 1964, 133 (5B) : 1257 - +
  • [4] Hadronic transitions Y(2S)→Y(1S) -: art. no. 052004
    Alexander, JP
    Baker, R
    Bebek, C
    Berger, BE
    Berkelman, K
    Bloom, K
    Boisvert, V
    Cassel, DG
    Crowcroft, DS
    Dickson, M
    von Dombrowski, S
    Drell, PS
    Ecklund, KM
    Ehrlich, R
    Foland, AD
    Gaidarev, P
    Galik, RS
    Gibbons, L
    Gittelman, B
    Gray, SW
    Hartill, DL
    Heltsley, BK
    Hopman, PI
    Kandaswamy, J
    Kim, PC
    Kreinick, DL
    Lee, T
    Liu, Y
    Mistry, NB
    Ng, CR
    Nordberg, E
    Ogg, M
    Patterson, JR
    Peterson, D
    Riley, D
    Soffer, A
    Valant-Spaight, B
    Ward, C
    Athanas, M
    Avery, P
    Jones, CD
    Lohner, M
    Patton, S
    Prescott, C
    Yelton, J
    Zheng, J
    Brandenburg, G
    Briere, RA
    Ershov, A
    Gao, YS
    [J]. PHYSICAL REVIEW D, 1998, 58 (05)
  • [5] ANISOVICH AV, 1993, PNPI TH621993 REP
  • [6] FINAL-STATE INTERACTIONS IN 3 MESON SYSTEMS - ANALYSIS OF DATA ON (P)OVER-BAR-P-]PI-0-PI-0-PI-0 AND ETA-ETA-PI-0 AT REST
    ANISOVICH, VV
    BUGG, DV
    SARANTSEV, AV
    ZOU, BS
    [J]. PHYSICAL REVIEW D, 1994, 50 (03): : 1972 - 1991
  • [7] LOGARITHMIC SINGULARITIES IN THE REACTIONS PI-+P-]N+PI-+PI+ AND P+D-]HE3 + 2PI
    ANISOVICH, VV
    DAKHNO, LG
    [J]. PHYSICS LETTERS, 1964, 10 (02): : 221 - 224
  • [8] ANISOVICH VV, 1964, SOV PHYS JETP-USSR, V19, P886
  • [9] SPECTRA OF THE TRANSITIONS UPSILON(NS)-]UPSILON(MS)PI+PI-
    BELANGER, G
    DEGRAND, T
    MOXHAY, P
    [J]. PHYSICAL REVIEW D, 1989, 39 (01): : 257 - 265
  • [10] STUDY OF PI+PI- TRANSITIONS FROM THE UPSILON(3S) AND A SEARCH FOR THE HB
    BROCK, IC
    FERGUSON, T
    VOGEL, H
    [J]. PHYSICAL REVIEW D, 1991, 43 (05): : 1448 - 1458
123