LIGHT GLUINOS IN Z0-DECAYS

被引：55

作者：

JEZABEK, M

KUHN, JH

机构：

[1] Institut für Theoretische Teilchemphysik, Universität Karlsruhe, W-7500 Karlsruhe 1, Kaiserstraße 12

来源：

PHYSICS LETTERS B | 1993年 / 301卷 / 01期

关键词：

D O I：

10.1016/0370-2693(93)90731-V

中图分类号：

P1 [天文学];

学科分类号：

0704 ;

摘要：

We point out that an apparent discrepancy between the values of alpha(s)(M(Z)) as determined from low versus high energy experiments can be explained if an electrically neutral coloured fermion exists which slows down the running of the strong coupling constant alpha(s).

引用

页码：121 / 122

页数：2

共 10 条

[1]

ALTARELLI G, 1992, JUN P WORKSH QCD 20

[2] LEP DATA AND THE LIGHT GLUINO WINDOW [J].

ANTONIADIS, I ;

ELLIS, J ;

NANOPOULOS, DV .

PHYSICS LETTERS B, 1991, 262 (01) :109-112

[3]

BETHKE S, 1992, 26TH INT C HIGH EN P

[4] SUPERSYMMETRY AND THE SCALE OF UNIFICATION [J].

DIMOPOULOS, S ;

RABY, S ;

WILCZEK, F .

PHYSICAL REVIEW D, 1981, 24 (06) :1681-1683

[5] THE WEAK MIXING ANGLE AND UNIFICATION MASS IN SUPERSYMMETRIC SU(5) [J].

EINHORN, MB ;

JONES, DRT .

NUCLEAR PHYSICS B, 1982, 196 (03) :475-488

[6]

HIKASA K, 1992, PHYS REV D 2, V45

[7] LOW-ENERGY PREDICTIONS IN SUPERSYMMETRIC GRAND UNIFIED THEORIES [J].

IBANEZ, LE ;

ROSS, GG .

PHYSICS LETTERS B, 1981, 105 (06) :439-442

[8] PREDICTIONS OF SUPERSYMMETRIC GRAND UNIFIED THEORIES [J].

MARCIANO, WJ ;

SENJANOVIC, G .

PHYSICAL REVIEW D, 1982, 25 (11) :3092-3095

[9]

WEBBER BR, 1992, JUN P WORKSH QCD 20

[10]

ZERWAS PM, 1992, JUN P WORKSH QCD 20

← 1 →