The eighteen arbitrary parameters of the standard model in your everyday life

被引:38
作者
Cahn, RN
机构
[1] Physics Division, Ernest Orlando Lawrence Berkeley N., Berkeley
关键词
D O I
10.1103/RevModPhys.68.951
中图分类号
O4 [物理学];
学科分类号
0702 ;
摘要
Contrary to popular conception, the purpose df particle physics is to understand the everyday world. The current theory of fundamental interactions among the quarks and leptons depends on eighteen parameters, which are a priori arbitrary. Were these parameters different, our world would be changed dramatically. By exploring the connection between these parameters and everyday phenomena we can better appreciate the challenges confronting contemporary particle physics. Until we can explain the origin of these parameters, we cannot say we truly understand why our everyday world is as it is.
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页码:951 / 959
页数:9
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