Physics – High Energy Physics – High Energy Physics - Phenomenology
Scientific paper
1998-10-13
Phys.Rev. D59 (1999) 015017
Physics
High Energy Physics
High Energy Physics - Phenomenology
Plain Tex, 9 pages, No figs
Scientific paper
10.1103/PhysRevD.59.015017
Supersymmetry implies that the trilinear couplings between gauge bosons and gauginos are equal to all orders in perturbation theory. However if SUSY is broken and some of the superpartners have large SUSY breaking masses then they can induce non-decoupling deviations in this relation through radiative corrections. In this article we show that the deviation in the ratio of triple gauge to gaugino couplings from unity can be around 2.3% (3.3%) in heavy QCD models (2-1 models). Precision measurements of triple gaugino couplings at furture high energy colliders can therefore probe such violations and the existence of heavy superparticles in the multi Tev region which would otherwise be inaccessible.
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