A NEW DETERMINATION OF THE PI-NN COUPLING-CONSTANT F(2)

被引：11

作者：

MARKOPOULOUKALAMARA, FG

BUGG, DV

机构：

[1] Queen Mary and Westfield College, London

来源：

PHYSICS LETTERS B | 1993年 / 318卷 / 03期

关键词：

D O I：

10.1016/0370-2693(93)91556-3

中图分类号：

P1 [天文学];

学科分类号：

0704 ;

摘要：

Fixed t dispersion relations have been evaluated using new phase shift analyses of piN elastic scattering. From precise data in the 100-310 MeV range, the mean value of f2 is 0.0771, but systematic variations with s and t limit the accuracy to about +/- 0.0014.

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页码：565 / 567

页数：3

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