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MU IS NOT EQUAL TO ZERO

被引：103
作者：
LEUTWYLER, H
机构：
[1] Institute for Theoretical Physics, University of Bern, CH-3012 Bern
来源：
NUCLEAR PHYSICS B | 1990年 / 337卷 / 01期
关键词：
D O I：
10.1016/0550-3213(90)90253-A
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 chiral expansion of the pseudoscalar masses is re-examined, and it is shown that the observed spectrum determines the quark mass ratios mu : md : ms quite accurately. © 1990.
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页码：108 / 118
页数：11
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