WHY A LARGE SIGMA TERM DOES NOT REQUIRE A LARGE STRANGE QUARK CONTENT IN THE NUCLEON

被引：5

作者：

CLEMENT, G

SCADRON, MD

STERN, J

机构：

[1] Dept. of Phys., Arizona Univ., Tucson, AZ

来源：

JOURNAL OF PHYSICS G-NUCLEAR AND PARTICLE PHYSICS | 1991年 / 17卷 / 02期

关键词：

D O I：

10.1088/0954-3899/17/2/012

中图分类号：

O57 [原子核物理学、高能物理学];

学科分类号：

070202 ;

摘要：

We show that the large nucleon sigma term of 60 MeV can be understood without any strange quark content in the nucleon when the non-linear almost parabolic dependence of the nucleon mass on the non-strange current-quark mass is taken into account.

引用

页码：199 / 203

页数：5

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