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19992026
Showing 2021 · hep-phShow all

34 papers · 2 filters

hep-ph2021★ 35 cited

Modular symmetry in the SMEFT

Tatsuo Kobayashi, Hajime Otsuka, Morimitsu Tanimoto +1

We study the modular symmetric standard-model effective field theory. We employ the stringy Ansatz on coupling structure that 4-point couplings of matter fields are writt…

hep-ph2021★ 1 cited

Indirect detection of long-lived particles in a rich dark sector with a dark vector portal

Krzysztof Jodłowski, Leszek Roszkowski, Sebastian Trojanowski

Simplified models of light new physics provide a convenient benchmark for experimental searches for new physics signatures, including dark matter (DM). However, additional detectio…

hep-ph2021★ 7 cited

LHC Lifetime Frontier and Visible Decay Searches in Composite Asymmetric Dark Matter Models

Ayuki Kamada, Takumi Kuwahara

The LHC lifetime frontier will probe dark sector in near future, and the visible decay searches at fixed-target experiments have been exploring dark sector. Composite asymmetric da…

hep-ph2021★ 1 cited

Status and Perspectives of Neutrino Physics

M. Sajjad Athar, Steven W. Barwick, Thomas Brunner +16

This review demonstrates the unique role of the neutrino by discussing in detail the physics of and with neutrinos. We deal with neutrino sources, neutrino oscillations, absolute m…

hep-ph2021★ 13 cited

Manifesting hidden dynamics of a sub-component dark matter

Ayuki Kamada, Hee Jung Kim, Jong-Chul Park +1

We emphasize the distinctive cosmological dynamics in multi-component dark matter scenarios and its impact in probing a sub-dominant component of dark matter. We find that the ther…

hep-ph2021★ 12 cited

Electroweak baryogenesis by axionlike dark matter

Sang Hui Im, Kwang Sik Jeong, Yeseong Lee

We show that an axionlike particle (ALP) naturally implements spontaneous electroweak baryogenesis through a cosmic evolution strongly tied to the electroweak phase transition (EWP…