Constraints on the NMSSM from the Oblique Parameters

Figure 3

Feynman diagrams for the self-energies Π^SM_𝑊𝑊(𝑠) and Π^SM_𝑍𝑍(𝑠) which contribute to the oblique parameters. All other diagrams vanish, respectively, cancel with the corresponding diagrams in Π^NMSSM_𝑊𝑊(𝑠) and Π^NMSSM_𝑍𝑍(𝑠).