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Related papers: Indirect Studies of Electroweakly Interacting Part…

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There are many models beyond the standard model which include electroweakly interacting massive particles (EWIMPs), often in the context of the dark matter. In this paper, we study the indirect search of EWIMPs using a precise measurement…

High Energy Physics - Phenomenology · Physics 2019-02-19 So Chigusa , Yohei Ema , Takeo Moroi

Recently, a novel collider, called $\mu$TRISTAN, has been proposed, offering the capability to achieve high-energy collisions of anti-muons. This high-energy collider presents an exceptional opportunity for the discovery of…

High Energy Physics - Phenomenology · Physics 2024-07-26 Risshin Okabe , Satoshi Shirai

Many extensions of the standard model (SM) involve new massive particles charged under the electroweak gauge symmetry. The electroweakly interacting new particles affect various SM processes through radiative corrections. We discuss the…

High Energy Physics - Phenomenology · Physics 2018-07-04 Shigeki Matsumoto , Satoshi Shirai , Michihisa Takeuchi

Various types of electroweak-interacting particles, which have non-trivial charges under the $\mathrm{SU}(2)_L \times \mathrm{U}(1)_Y$ gauge symmetry, appear in various extensions of the Standard Model. These particles are good targets of…

High Energy Physics - Phenomenology · Physics 2015-09-24 Keisuke Harigaya , Koji Ichikawa , Anirban Kundu , Shigeki Matsumoto , Satoshi Shirai

Electroweakly Interacting Massive Particles (EWIMPs), in other words, new massive particles that are charged under the electroweak interaction of the Standard Model (SM), are often predicted in various new physics models. EWIMPs are probed…

High Energy Physics - Phenomenology · Physics 2021-05-26 Taisuke Katayose , Shigeki Matsumoto , Satoshi Shirai

We investigate the prospects of discovering split Supersymmetry at a future 100 TeV proton-proton collider through the direct production of electroweakino next-to-lightest-supersymmetric-particles (NLSPs). We focus on signatures with…

High Energy Physics - Phenomenology · Physics 2015-06-23 Stefania Gori , Sunghoon Jung , Lian-Tao Wang , James D. Wells

We studied the interplay between the mass reach for electroweakinos at future hadron colliders and direct detection experiments. The lack of new phenomena at the LCH motivates us to focus on split supersymmetry scenarios with different…

High Energy Physics - Phenomenology · Physics 2015-10-27 Giovanni Grilli di Cortona

We analyse the mass reach for electroweakinos at future hadron colliders and their interplay with direct detection experiments. Motivated by the LHC data, we focus on split supersymmetry models with different electroweakino spectra. We find…

High Energy Physics - Phenomenology · Physics 2015-05-12 Giovanni Grilli di Cortona

An ever-increasing body of evidence suggests that weakly interacting massive particles (WIMPs) constitute the bulk of the matter in the Universe. Experimental data, dimensional analysis and Standard Model particle physics are sufficient to…

High Energy Physics - Phenomenology · Physics 2007-05-23 F. Halzen

Weakly Interacting Massive Particles (WIMPs, $\chi$) are candidates for Dark Matter. WIMP searches at lepton colliders are complementary to searches at hadron colliders and direct and indirect detection, since they directly probe the…

High Energy Physics - Experiment · Physics 2017-02-20 Moritz Habermehl , Keisuke Fujii , Jenny List , Shigeki Matsumoto , Tomohiko Tanabe

Weakly interacting massive particles (WIMPs) with electroweak charges, such as the wino and the Higgsino, stand out as natural candidates for dark matter in the universe. In this paper, we study the search for WIMPs at future multi-TeV…

High Energy Physics - Phenomenology · Physics 2023-10-12 Hajime Fukuda , Takeo Moroi , Atsuya Niki , Shang-Fu Wei

In the present work we examine the possibility of detecting light dark matter particles (WIMP) utilizing their possible interactions with the electrons. Employing reasonable theoretical models we evaluate the expected event rates in the…

High Energy Physics - Phenomenology · Physics 2019-04-11 J. D. Vergados

Weakly interacting massive particle (WIMP) is well known to be a good candidate for dark matter, and it is also predicted by many new physics models beyond the standard model at the TeV scale. We found that, if the WIMP is a vector particle…

High Energy Physics - Phenomenology · Physics 2015-06-04 Tomohiro Abe , Mitsuru Kakizaki , Shigeki Matsumoto , Osamu Seto

Electroweak-interacting massive particles (EWIMPs) exist in a broad class of new physics models beyond the Standard Model. Searching for such particles is one of most primary goal at the LHC and future colliders. The EWIMP generally affects…

High Energy Physics - Phenomenology · Physics 2018-10-30 Shigeki Matsumoto , Satoshi Shirai , Michihisa Takeuchi

Weakly interacting massive particles (WIMPs) form a promising solution to the dark matter problem and many experiments are now searching for these particles. Using effective field theories to describe the interaction of the WIMP with the…

High Energy Physics - Phenomenology · Physics 2013-08-22 Daniel Schmeier

We study the possibility of identifying dark matter properties from direct (XENON100) and indirect (GLAST) detection experiments. In the same way, we examine the perspectives given by the next generation of colliders (ILC). All this…

High Energy Physics - Phenomenology · Physics 2008-05-16 Nicolas Bernal

We investigate a new class of dark matter: superweakly-interacting massive particles (superWIMPs). As with conventional WIMPs, superWIMPs appear in well-motivated particle theories with naturally the correct relic density. In contrast to…

High Energy Physics - Phenomenology · Physics 2010-11-11 Jonathan L. Feng , Arvind Rajaraman , Fumihiro Takayama

The WIMP (weakly interacting massive particle) paradigm for dark matter is currently being probed via many different experiments. Direct detection, indirect detection and collider searches are all hoping to catch a glimpse of these elusive…

High Energy Physics - Phenomenology · Physics 2013-04-24 Herbert Dreiner , Moritz Huck , Michael Krämer , Daniel Schmeier , Jamie Tattersall

A generic weakly interacting massive particle (WIMP) is one of the most attractive candidates to account for the cold dark matter in our Universe, since it would be thermally produced with the correct abundance to account for the observed…

Cosmology and Nongalactic Astrophysics · Physics 2021-10-13 David G. Cerdeno , Anne M. Green

An ever-increasing body of evidence suggests that weakly interacting massive particles (WIMPs) constitute the bulk of the matter in the Universe. We illustrate how experimental data, dimensional analysis and Standard Model particle physics…

Astrophysics · Physics 2007-05-23 F. Halzen
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