We show how the bosonic spectral action emerges from the fermionic action by the renormalization group flow in the presence of a dilaton and the Weyl anomaly. The induced action comes out to be basically the Chamseddine-Connes spectral action introduced in the context of noncommutative geometry. The entire spectral action describes gauge and Higgs fields coupled with gravity. We then consider the effective potential and show, that it has the desired features of a broken and an unbroken phase, with the roll down.

Spectral action, Weyl anomaly and the Higgs-Dilaton potential / A. A., Andrianov; Kurkov, Maxim; Lizzi, Fedele. - In: JOURNAL OF HIGH ENERGY PHYSICS. - ISSN 1029-8479. - 2011:10(2011), pp. 001-024. [10.1007/JHEP10(2011)001]

Spectral action, Weyl anomaly and the Higgs-Dilaton potential.

KURKOV, MAXIM;LIZZI, FEDELE
2011

Abstract

We show how the bosonic spectral action emerges from the fermionic action by the renormalization group flow in the presence of a dilaton and the Weyl anomaly. The induced action comes out to be basically the Chamseddine-Connes spectral action introduced in the context of noncommutative geometry. The entire spectral action describes gauge and Higgs fields coupled with gravity. We then consider the effective potential and show, that it has the desired features of a broken and an unbroken phase, with the roll down.
2011
Spectral action, Weyl anomaly and the Higgs-Dilaton potential / A. A., Andrianov; Kurkov, Maxim; Lizzi, Fedele. - In: JOURNAL OF HIGH ENERGY PHYSICS. - ISSN 1029-8479. - 2011:10(2011), pp. 001-024. [10.1007/JHEP10(2011)001]
Spectral action, Weyl anomaly and the Higgs-Dilaton potential / A. A., Andrianov; Kurkov, Maxim; Lizzi, Fedele. - In: JOURNAL OF HIGH ENERGY PHYSICS. - ISSN 1029-8479. - 2011:10(2011), pp. 001-024. [10.1007/JHEP10(2011)001]
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Utilizza questo identificativo per citare o creare un link a questo documento: https://hdl.handle.net/11588/403979
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