Perturbative corrections to technicolor

被引:10
|
作者
Aguilar, A. C. [1 ]
Doff, A. [2 ,3 ]
Natale, A. A. [3 ]
机构
[1] Univ Campinas UNICAMP, Inst Phys Gleb Wataghin, BR-13083859 Campinas, SP, Brazil
[2] Univ Tecnol Fed Parana UTFPR, DAFIS, Ave Monteiro Lobato Km 04, BR-84016210 Ponta Grossa, Parana, Brazil
[3] Univ Estadual Paulista, Inst Fis Teor, Rua Dr Bento T Ferraz 271,Bloco 2, BR-01140070 Sao Paulo, Brazil
基金
巴西圣保罗研究基金会;
关键词
SPONTANEOUS SYMMETRY-BREAKING; GAUGE-THEORIES; COMPOSITE HIGGS; PHASE-DIAGRAM; PARTICLE; WALKING; DILATON;
D O I
10.1103/PhysRevD.97.115035
中图分类号
P1 [天文学];
学科分类号
0704 ;
摘要
The full solution of technicolor (TC) Schwinger-Dyson equations should include radiative corrections induced by extended technicolor (ETC) (or other) interactions. We verify that when TC is embedded into a larger theory including also QCD, these radiative corrections couple the different strongly interacting Schwinger-Dyson equations, providing a tiny mass to technifermions and changing the ultraviolet behavior of the gap equation solution. We argue about the origin of the different quark masses without appealing for different ETC boson masses, in one scenario where most of the new physics will appear in interactions with the third fermion generation and with a TC scalar boson possibly lighter than the TC characteristic scale (A(TC)).
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页数:8
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