SCOAP3 Repository 12 records found  1 - 10nextSearch took 0.02 seconds. 
1. Indirect probe of electroweak-interacting particles with mono-lepton signatures at hadron colliders / Matsumoto, Shigeki ; Shirai, Satoshi ; Takeuchi, Michihisa
Electroweak-interacting massive particles (EWIMPs) exist in a broad class of new physics models beyond the Standard Model. [...]
Published in JHEP 1903 (2019) 076 10.1007/JHEP03(2019)076 arXiv:1810.12234
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2. Direct detection of ultralight dark matter via astronomical ephemeris / Fukuda, Hajime ; Matsumoto, Shigeki ; Yanagida, Tsutomu T.
A novel idea of the direct detection to search for a ultralight dark matter based on the interaction between the dark matter and a nucleon is proposed. [...]
Published in Physics letters B 789 (2019) 220-227 10.1016/j.physletb.2018.12.038
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3. Indirect probe of electroweakly interacting particles at the high-luminosity Large Hadron Collider / Matsumoto, Shigeki ; Shirai, Satoshi ; Takeuchi, Michihisa
Many extensions of the standard model (SM) involve new massive particles charged under the electroweak gauge symmetry. [...]
Published in JHEP 1806 (2018) 049 10.1007/JHEP06(2018)049 arXiv:1711.05449
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4. WIMP dark matter in a well-tempered regime — A case study on singlet-doublets fermionic WIMP / Banerjee, Shankha ; Matsumoto, Shigeki ; Mukaida, Kyohei ; Sming Tsai, Yue-Lin
Serious searches for the weakly interacting massive particle (WIMP) have now begun. [...]
Published in JHEP 1611 (2016) 070 10.1007/JHEP11(2016)070 arXiv:1603.07387
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5. A scenario of heavy but visible baryonic dark matter / Huo, Ran ; Matsumoto, Shigeki ; Tsai, Yue-Lin ; Yanagida, Tsutomu
We consider a model in which dark matter is a composite baryon of a dark sector governed by SU(3) gauge theory, with vector-like quarks also charged under U(1) Y . [...]
Published in JHEP 1609 (2016) 162 10.1007/JHEP09(2016)162 arXiv:1506.06929
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6. Heavy fermion bound states for diphoton excess at 750 GeV — collider and cosmological constraints / Han, Chengcheng ; Ichikawa, Koji ; Matsumoto, Shigeki ; Nojiri, Mihoko ; et al
A colored heavy particle with sufficiently small width may form non-relativistic bound states when they are produced at the large hadron collider (LHC), and they can annihilate into a diphoton final state. [...]
Published in JHEP 1604 (2016) 159 10.1007/JHEP04(2016)159 arXiv:1602.08100
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7. Indirect probe of electroweak-interacting particles at future lepton colliders / Harigaya, Keisuke ; Ichikawa, Koji ; Kundu, Anirban ; Matsumoto, Shigeki ; et al
Various types of electroweak-interacting particles, which have non-trivial charges under the SU(2) L × U(1) Y gauge symmetry, appear in various extensions of the Standard Model. [...]
Published in JHEP 1509 (2015) 105 10.1007/JHEP09(2015)105 arXiv:1504.03402
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8. Mass of decaying wino from AMS-02 2014 / Ibe, Masahiro ; Matsumoto, Shigeki ; Shirai, Satoshi ; Yanagida, Tsutomu T.
We revisit the decaying wino dark matter scenario in the light of the updated positron fraction, electron and positron fluxes in cosmic ray recently reported by the AMS-02 collaboration. [...]
Published in Physics letters B 741 (2015) 134-137 10.1016/j.physletb.2014.12.016
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9. Singlet Majorana fermion dark matter: a comprehensive analysis in effective field theory / Matsumoto, Shigeki ; Mukhopadhyay, Satyanarayan ; Tsai, Yue-Lin
We explore a singlet Majorana fermion dark matter candidate using an effective field theory (EFT) framework, respecting the relations imposed by the standard model SU(3) C × SU(2) L × U(1) Y gauge invariance among different couplings. [...]
Published in JHEP 1410 (2014) 155 10.1007/JHEP10(2014)155 arXiv:1407.1859
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10. High-scale SUSY breaking models in light of the BICEP2 result / Keisuke Harigaya ; Masahiro Ibe ; Koji Ichikawa ; Kunio Kaneta ; et al
The large value of the tensor-to-scalar ratio in the cosmic microwave background radiation reported by the BICEP2 collaboration gives strong impact on models of supersymmetry (SUSY). [...]
Published in JHEP 1407 (2014) 093 10.1007/JHEP07(2014)093 arXiv:1403.5880
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