9–13 Nov 2026
KEK
Asia/Tokyo timezone

One-loop corrections to the discovered Higgs boson decays in the real Higgs triplet model

12 Nov 2026, 11:54
18m
Bld.3-1F-Seminar hall (KEK)

Bld.3-1F-Seminar hall

KEK

Oral presentation (onsite) Higgs and Electroweak Higgs and Electroweak

Speaker

Kodai Sakurai

Description

Higgs precision measurements provide an opportunity to test various extended Higgs models. To exploit the high precision of future experimental measurements, theoretical predictions must be calculated with comparable precision by including higher-order corrections. In this talk, we focus on the real Higgs triplet model, a representative extended Higgs model with custodial symmetry violation. We show that characteristic predictions of the model are obtained after including one-loop corrections, allowing the real Higgs triplet model to be distinguished from other simple extended Higgs models. This distinction can be achieved through high-precision measurements of the discovered Higgs boson at future lepton colliders.

Authors

Kei Yagyu (Tokyo University of Science) Kodai Sakurai Mariko KIKUCHI (Saga University) Dr Masashi Aiko Shinya Kanemura (Osaka University) Sora Taniguchi

Presentation materials

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