One loop corrections to the neutralino sector and radiative electroweak breaking in the MSSM

Lahanas, AB; Tamvakis, K; Tracas, ND

dc.contributor.author	Lahanas, AB	en
dc.contributor.author	Tamvakis, K	en
dc.contributor.author	Tracas, ND	en
dc.date.accessioned	2014-03-01T01:10:03Z
dc.date.available	2014-03-01T01:10:03Z
dc.date.issued	1994	en
dc.identifier.issn	03702693	en
dc.identifier.uri	https://dspace.lib.ntua.gr/xmlui/handle/123456789/11300
dc.subject	Extreme Value	en
dc.subject	Gauge Symmetry	en
dc.subject	Numerical Renormalization Group	en
dc.subject	Parameter Space	en
dc.subject	Radiative Correction	en
dc.subject	Soft Supersymmetry Breaking	en
dc.title	One loop corrections to the neutralino sector and radiative electroweak breaking in the MSSM	en
heal.type	journalArticle	en
heal.identifier.primary	10.1016/0370-2693(94)90211-9	en
heal.identifier.secondary	http://dx.doi.org/10.1016/0370-2693(94)90211-9	en
heal.publicationDate	1994	en
heal.abstract	We compute one loop radiative corrections to the physical neutralino masses in the MSSM considering the dominant top-stop contributions. We present a numerical renormalization group analysis of the feasibility of the radiative gauge symmetry breaking parametrized by the standard soft supersymmetry breaking terms. Although the above computed effects can be, in principle, large for extreme values of the Yukawa couplings, they do not, in general, exceed a few per cent for most of the parameter space. Therefore tree level constraints imposed on the gluino mass mg̃, and on the superpotential parameter μ by LEP1 and CDF experiments, are not upset by the heavy top/stop sector.	en
heal.journalName	Physics Letters, Section B: Nuclear, Elementary Particle and High-Energy Physics	en
dc.identifier.doi	10.1016/0370-2693(94)90211-9	en
dc.identifier.volume	324	en
dc.identifier.issue	3-4	en
dc.identifier.spage	387	en
dc.identifier.epage	396	en