Back-reaction of the vacuum and the renormalization group flow from the conformal fixed point

被引:10
作者
Cognola, G [1 ]
Shapiro, IL
机构
[1] Univ Trent, Dipartimento Fis, I-38050 Trent, Italy
[2] Grp Collegato Trento, Ist Nazl Fis Nucl, Trent, Italy
[3] Univ Fed Juiz Fora, Dept Fis, ICE, BR-36036330 Juiz De Fora, MG, Brazil
[4] Tomsk State Univ, Tomsk 634041, Russia
关键词
D O I
10.1088/0264-9381/15/11/008
中图分类号
P1 [天文学];
学科分类号
0704 ;
摘要
We consider the GUT-like model with two scalar fields which has infinitesimal deviation from the conformal invariant fixed point in the high-energy region. In this case the dominant quantum effect is the conformal trace anomaly and the interaction between the anomaly-generated propagating conformal factor of the metric and the usual dimensional scalar field. This interaction leads to the renormalization group Row from the conformal point. In the supersymmetric conformal invariant model such an effect produces a very weak violation of supersymmetry at lower energies.
引用
收藏
页码:3411 / 3425
页数:15
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