B(K) USING STAGGERED FERMIONS - AN UPDATE

被引：66

作者：

SHARPE, SR ^{[1
]}

机构：

[1] UNIV WASHINGTON, DEPT PHYS, SEATTLE, WA 98195 USA

来源：

NUCLEAR PHYSICS B | 1994年

关键词：

D O I：

10.1016/0920-5632(94)90403-0

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：

Improved results for B(K) are discussed. Scaling corrections are argued to be of O(a2), leading to a reduction in the systematic error. For a kaon composed of degenerate quarks, the quenched result is B(K) = 0.8254+/-0.027+/-0.023.

引用

页码：403 / 406

页数：4

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