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There are many extensions of the standard model that predict the existence of electroweakly interacting massive particles (EWIMPs), in particular in the context of the dark matter. In this paper, we provide a way for indirectly studying…

High Energy Physics - Phenomenology · Physics 2019-09-25 Tomohiro Abe , So Chigusa , Yohei Ema , Takeo Moroi

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

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

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

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

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 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

The Weakly Interacting Massive Particle (WIMP) paradigm is one of the most popular scenarios for Dark Matter (DM) theories that however is strongly constrained, in particular by direct detection experiments. We stick with the WIMP…

High Energy Physics - Phenomenology · Physics 2022-10-24 Anibal D. Medina , Nicolás I. Mileo , Alejandro Szynkman , Santiago A. Tanco

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

The Weakly Interacting Massive Particle (WIMP) paradigm is one of the most compelling scenarios for particle dark matter (DM). We show in this paper that a high energy muon collider can make decisive statements about the WIMP DM, and this…

High Energy Physics - Phenomenology · Physics 2021-07-05 Tao Han , Zhen Liu , Lian-Tao Wang , Xing Wang

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

Supersymmetric models which fulfill the conditions of electroweak naturalness generally contain light higgsinos with mass not too far from m_h ~125 GeV, while other sparticles can be much heavier. In R-parity conserving models, the lightest…

High Energy Physics - Phenomenology · Physics 2015-06-15 Howard Baer , Vernon Barger , Dan Mickelson

We examine the prospects for supersymmetry discovery in the minimal supergravity (mSUGRA) model via indirect detection of neutralino dark matter. We investigate rates for muon detection in neutrino telescopes, and detection of photons,…

High Energy Physics - Phenomenology · Physics 2011-07-19 Howard Baer , Alexander Belyaev , Tadas Krupovnickas , Jorge O'Farrill

We study scenarios where Dark Matter is a weakly interacting particle (WIMP) embedded in an ElectroWeak multiplet. In particular, we consider real SU(2) representations with zero hypercharge, that automatically avoid direct detection…

High Energy Physics - Phenomenology · Physics 2022-01-19 Salvatore Bottaro , Dario Buttazzo , Marco Costa , Roberto Franceschini , Paolo Panci , Diego Redigolo , Ludovico Vittorio

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

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

$\mu$TRISTAN is a realistic high energy lepton collider based on the existing technology aiming at indirect and direct search for the physics beyond the standard model (SM). We propose a measurement to determine one of the most prominent…

High Energy Physics - Phenomenology · Physics 2024-06-10 Lisong Chen , Syuhei Iguro , Yu Hamada

In this study, the sensitivity of future lepton colliders to WIMP dark matter is evaluated assuming WIMP pair production accompanied by a photon from initial state radiation, through which the process can be identified. A full detector…

High Energy Physics - Experiment · Physics 2020-05-06 Moritz Habermehl , Mikael Berggren , Jenny List

The ultra-cold muon technology developed for the muon $g-2$ experiment at J-PARC provides a low emittance $\mu^+$ beam which can be accelerated and used for realistic collider experiments. We consider the possibility of new collider…

High Energy Physics - Phenomenology · Physics 2022-05-11 Yu Hamada , Ryuichiro Kitano , Ryutaro Matsudo , Hiromasa Takaura , Mitsuhiro Yoshida
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