Exclusion Limits on a Scalar Decaying to Photons and Distinguishing Its Production Mechanisms

Figure 3

Exclusion regions using the observed upper limits (with 95% confidence level) on for the spin-0 diphoton resonance search by ATLAS [29] ( TeV,  ). (a) Exclusions in the - plane setting all other . (b)–(f) Exclusions in the - plane while setting all other to zero for  TeV.

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