SCOAP3 Repository 17 records found  1 - 10nextSearch took 0.28 seconds. 
1. Light Dark Matter at Neutrino Experiments / Ema, Yohei ; Sala, Filippo ; Sato, Ryosuke
Sub-GeV dark matter particles up-scattered by cosmic rays gain enough kinetic energy to pass the thresholds of large volume detectors on Earth. [...]
Published in Physical Review Letters 122 (2019) 10.1103/PhysRevLett.122.181802 arXiv:1811.00520
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2. Chiral anomaly and Schwinger effect in non-abelian gauge theories / Domcke, Valerie ; Ema, Yohei ; Mukaida, Kyohei ; Sato, Ryosuke
We study the production of chiral fermions in a background of a strong non-abelian gauge field with a non-vanishing Chern-Pontryagin density. [...]
Published in JHEP 1903 (2019) 111 10.1007/JHEP03(2019)111 arXiv:1812.08021
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3. Higgs–inflaton mixing and vacuum stability / Ema, Yohei ; Karčiauskas, Mindaugas ; Lebedev, Oleg ; Rusak, Stanislav ; et al
The quartic and trilinear Higgs field couplings to an additional real scalar are renormalizable, gauge and Lorentz invariant. [...]
Published in Physics letters B 789 (2019) 373-377 10.1016/j.physletb.2018.10.074
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4. Probing electroweakly interacting massive particles with Drell–Yan process at 100 TeV hadron colliders / Chigusa, So ; Ema, Yohei ; Moroi, Takeo
There are many models beyond the standard model which include electroweakly interacting massive particles (EWIMPs), often in the context of the dark matter. [...]
Published in Physics letters B 789 (2019) 106-113 10.1016/j.physletb.2018.12.011
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5. Production of purely gravitational dark matter / Ema, Yohei ; Nakayama, Kazunori ; Tang, Yong
In the purely gravitational dark matter scenario, the dark matter particle does not have any interaction except for gravitational one. [...]
Published in JHEP 1809 (2018) 135 10.1007/JHEP09(2018)135 arXiv:1804.07471
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6. Unitarity constraint on the Kähler curvature / Ema, Yohei ; Kitano, Ryuichiro ; Terada, Takahiro
In supersymmetric theories, the signs of quartic terms in the Kähler potential control the stability of non-supersymmetric field configurations. [...]
Published in JHEP 1809 (2018) 075 10.1007/JHEP09(2018)075 arXiv:1807.06940
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7. Supersymmetric flaxion / Ema, Yohei ; Hagihara, Daisuke ; Hamaguchi, Koichi ; Moroi, Takeo ; et al
Recently, a new minimal extension of the Standard Model has been proposed, where a spontaneously broken, flavor-dependent global U(1) symmetry is introduced. [...]
Published in JHEP 1804 (2018) 094 10.1007/JHEP04(2018)094 arXiv:1802.07739
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8. Explosive axion production from saxion / Ema, Yohei ; Nakayama, Kazunori
The dynamics of saxion in a supersymmetric axion model and its effect on the axion production is studied in detail. [...]
Published in Physics letters B (2017) 10.1016/j.physletb.2017.11.035
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9. Higgs scalaron mixed inflation / Ema, Yohei
We discuss the inflationary dynamics of a system with a non-minimal coupling between the Higgs and the Ricci scalar as well as a Ricci scalar squared term. [...]
Published in Physics letters B (2017) 10.1016/j.physletb.2017.04.060
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10. Flaxion: a minimal extension to solve puzzles in the standard model / Ema, Yohei ; Hamaguchi, Koichi ; Moroi, Takeo ; Nakayama, Kazunori
We propose a minimal extension of the standard model which includes only one additional complex scalar field, flavon, with flavor-dependent global U(1) symmetry. [...]
Published in JHEP 1701 (2017) 096 10.1007/JHEP01(2017)096 arXiv:1612.05492
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