Roy, S. M. ; Singh, V. (1975) Rigorous sum rules and bounds on pion-pion scattering lengths Physics Letters B, 60 (1). pp. 67-70. ISSN 0370-2693
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Official URL: http://linkinghub.elsevier.com/retrieve/pii/037026...
Related URL: http://dx.doi.org/10.1016/0370-2693(75)90529-8
Abstract
We deduce from axiomatic field theory rigorous sum rules, and upper and lower bounds on S- and P-wave ππ scattering lenghts in terms of physical region forward ππ amplitudes, and also absolute sum rule inequalities on those amplitudes involving pion mass alone.
| Item Type: | Article |
|---|---|
| Source: | Copyright of this article belongs to Elsevier Science. |
| ID Code: | 42850 |
| Deposited On: | 07 Jun 2011 05:37 |
| Last Modified: | 21 Jul 2012 13:57 |
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