UPPER LIMIT ON THE BRANCHING RATIO FOR THE DECAY PI-0-]VVBAR

被引：21

作者：

ATIYA, MS

CHIANG, IH

FRANK, JS

HAGGERTY, JS

ITO, MM

KYCIA, TF

LI, KK

LITTENBERG, LS

STEVENS, A

STRAND, RC

LOUIS, WC

AKERIB, DS

MARLOW, DR

MEYERS, PD

SELEN, MA

SHOEMAKER, FC

SMITH, AJS

AZUELOS, G

BLACKMORE, EW

BRYMAN, DA

FELAWKA, L

KITCHING, P

KUNO, Y

MACDONALD, JA

NUMAO, T

PADLEY, P

POUTISSOU, JM

POUTISSOU, R

ROY, J

机构：

[1] UNIV CALIF LOS ALAMOS SCI LAB,DIV MEDIUM ENERGY PHYS,LOS ALAMOS,NM 87545

[2] TRIUMF,VANCOUVER V6T 2A3,BC,CANADA

[3] PRINCETON UNIV,JOSEPH HENRY LABS,PRINCETON,NJ 08544

来源：

PHYSICAL REVIEW LETTERS | 1991年 / 66卷 / 17期

关键词：

D O I：

10.1103/PhysRevLett.66.2189

中图分类号：

O4 [物理学];

学科分类号：

0702 ;

摘要：

An experimental upper limit on the branching ratio for the decay pi-0 --> nu-nu-BAR is set at 8.3 x 10(-7) (90% C.L.). This decay is forbidden if neutrinos are purely left handed. The limit also applies to any decays of the pi-0 to weakly interacting neutrals.

引用

页码：2189 / 2192

页数：4

共 12 条

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