Low energy sum rules for pi-pi scattering and threshold parameters

被引：10
作者：
Ananthanarayan, B [1 ]
Toublan, D [1 ]
Wanders, G [1 ]
机构：
[1] UNIV LAUSANNE, INST THEORET PHYS, CH-1015 LAUSANNE, SWITZERLAND
来源：
PHYSICAL REVIEW D | 1996年 / 53卷 / 05期
关键词：
D O I：
10.1103/PhysRevD.53.2362
中图分类号：
P1 [天文学];
学科分类号：
0704 ;
摘要：
We derive a set of sum rules for threshold parameters of pi-pi scattering whose dispersion integrals are rapidly convergent and are dominated by S- and P-wave absorptive parts. Stringent constraints on some threshold parameters are obtained.
引用
收藏
页码：2362 / 2370
页数：9
相关论文
共 22 条
  • [1] ANANTHANARAYAN B, HEPPH9601285
  • [2] Ananthanarayan B., UNPUB
  • [3] BAILLARGEON M, 1995, 2 DAPIENE HDB, V1, P413
  • [4] CONSTRUCTION OF PHENOMENOLOGICAL PIPI AMPLITUDES
    BASDEVANT, JL
    FROGGATT, CD
    PETERSEN, JL
    [J]. NUCLEAR PHYSICS B, 1974, B 72 (03) : 413 - 453
  • [5] BESDEVANT JL, 1970, NUOVO CIMENTO A, V7, P363
  • [6] K-L4 DECAYS BEYOND ONE-LOOP
    BIJNENS, J
    COLANGELO, G
    GASSER, J
    [J]. NUCLEAR PHYSICS B, 1994, 427 (03) : 427 - 454
  • [7] CHIRAL PERTURBATION-THEORY TO ONE LOOP
    GASSER, J
    LEUTWYLER, H
    [J]. ANNALS OF PHYSICS, 1984, 158 (01) : 142 - 210
  • [8] ON THE PHASE OF EPSILON'
    GASSER, J
    MEISSNER, UG
    [J]. PHYSICS LETTERS B, 1991, 258 (1-2) : 219 - 224
  • [9] The low energy pi pi amplitude to one and two loops
    Knecht, M
    Moussallam, B
    Stern, J
    Fuchs, NH
    [J]. NUCLEAR PHYSICS B, 1995, 457 (03) : 513 - 574
  • [10] ON THE FOUNDATIONS OF CHIRAL PERTURBATION-THEORY
    LEUTWYLER, H
    [J]. ANNALS OF PHYSICS, 1994, 235 (01) : 165 - 203
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