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We propose a method using solid state detectors with directional sensitivity to dark matter interactions to detect low-mass Weakly Interacting Massive Particles (WIMPs) originating from galactic sources. In spite of a large body of…

Instrumentation and Detectors · Physics 2018-03-21 Fedja Kadribasic , Nader Mirabolfathi , Kai Nordlund , Andrea E. Sand , E. Holmström , Flyura Djurabekova

We discuss phenomenological aspects of models whose scalar sector is extended by an isospin doublet scalar and a complex singlet scalar as an effective theory of supersymmetric models with mixed sneutrinos. In such models, the lighter of…

High Energy Physics - Phenomenology · Physics 2017-02-28 Mitsuru Kakizaki , Akiteru Santa , Osamu Seto

The WIMP proposed here yields the observed abundance of dark matter, and is consistent with the current limits from direct detection, indirect detection, and collider experiments, if its mass is $\sim 72$ GeV/$c^2$. It is also consistent…

High Energy Physics - Phenomenology · Physics 2021-08-02 Reagan Thornberry , Maxwell Throm , Gabriel Frohaug , John Killough , Dylan Blend , Michael Erickson , Brian Sun , Brett Bays , Roland E. Allen

A weakly interacting massive particle (WIMP) is a leading candidate of the dark matter. The WIMP dark matter abundance is determined by the freeze-out mechanism. Once we know the property of the WIMP particle such as the mass and…

High Energy Physics - Phenomenology · Physics 2020-08-19 Ken'ichi Saikawa , Satoshi Shirai

Assuming that dark matter is a weakly interacting massive particle (WIMP) species X produced in the early Universe as a cold thermal relic, we study the collider signal of pp or ppbar -> XXbar + jets and its distinguishability from…

High Energy Physics - Phenomenology · Physics 2010-09-21 Maria Beltran , Dan Hooper , Edward W. Kolb , Zosia A. C. Krusberg , Tim M. P. Tait

We construct a basis for effective operators responsible for interactions between the Standard Model and a dark sector composed of particles with spin less or equal to 1. Redundant operators are eliminated using dim-4 equations of motion.…

High Energy Physics - Phenomenology · Physics 2014-12-02 Mateusz Duch , Bohdan Grzadkowski , Jose Wudka

Physics beyond the Standard Model naturally gives rise to very light and weakly interacting particles, dubbed WISPs (Weakly Interacting Slim Particles). A prime example is the axion, that has eluded experimental detection for more than…

High Energy Physics - Phenomenology · Physics 2011-10-11 Paola Arias , Andreas Ringwald

We present nuclear structure factors that describe the generalized spin-independent coupling of weakly interacting massive particles (WIMPs) to nuclei. Our results are based on state-of-the-art nuclear structure calculations using the…

High Energy Physics - Phenomenology · Physics 2019-04-01 Martin Hoferichter , Philipp Klos , Javier Menéndez , Achim Schwenk

We consider the possibility that dark matter (DM) only interacts with the Standard Model leptons, but not quarks at tree level, and analyze the future lepton collider prospects of such leptophilic DM in the monophoton and mono-$Z$ (both…

High Energy Physics - Phenomenology · Physics 2023-01-06 Saumyen Kundu , Atanu Guha , Prasanta Kumar Das , P. S. Bhupal Dev

In this work we combine information from relic abundance, direct detection, cosmic microwave background, positron fraction, gamma rays, and colliders to explore the existing constraints on couplings between Dark Matter and Standard Model…

High Energy Physics - Phenomenology · Physics 2016-04-20 Mattias Blennow , Pilar Coloma , Enrique Fernandez-Martinez , Pedro A. N. Machado , Bryan Zaldivar

Dark matter is thought to make up most of the matter density of the Universe, yet its true nature remains uncertain. Among dark matter theories, Weakly Interacting Massive Particles (WIMPs) are a prominent candidate for dark matter because…

High Energy Astrophysical Phenomena · Physics 2023-09-20 Micael Andrade , Aion Viana

Recent work, using an effective field theory framework, has shown the number of possible couplings between nucleons and the dark-matter-candidate Weakly Interacting Massive Particles (WIMPs) is larger than previously thought. Inspired by an…

Nuclear Theory · Physics 2022-12-14 Oliver Gorton , Calvin Johnson , Changfeng Jiao , Jonathan Nikoleyczik

Whilst the need for dark matter was established almost a century ago, only its gravitational interaction has been confirmed so far, allowing for plethora of models for dark matter. The Weakly Interacting Massive Particles (WIMPs) category…

High Energy Physics - Phenomenology · Physics 2021-01-26 Chiara Arina

We study the effective interactions of the fermionic, scalar and vector dark matter (DM) with leptons and neutral electroweak gauge Bosons induced by the higher dimensional effective twist-2 tensor operators. We constrain these…

High Energy Physics - Phenomenology · Physics 2019-07-23 Hrishabh Bharadwaj , Sukanta Dutta

The current state searches for dark matter in the form of Weakly Interacting Massive Particles (WIMPs) using both direct and indirect techniques is reviewed. Advances in recent years by various direct search experiments, utilising…

Astrophysics · Physics 2007-05-23 N. J. C. Spooner , V. A. Kudryavtsev

We propose a new realization of strongly interacting massive particles (SIMP) as self-interacting dark matter, where SIMPs couple to the Standard Model sector through an axion-like particle. Our model gets over major obstacles accompanying…

High Energy Physics - Phenomenology · Physics 2017-07-19 Ayuki Kamada , Hyungjin Kim , Toyokazu Sekiguchi

Dark Matter particles are commonly assumed to be weakly interacting massive particles (WIMPs) with a mass in the GeV to TeV range. However, recent interest has shifted towards lighter WIMPs, which are more difficult to probe experimentally.…

With growing agony of not finding a dark matter (DM) particle in direct search experiments so far (for example in XENON1T), frameworks where the freeze-out of DM is driven by number changing processes within the dark sector itself and do…

High Energy Physics - Phenomenology · Physics 2020-02-05 Subhaditya Bhattacharya , Purusottam Ghosh , Shivam Verma

The WIMP-nucleon scattering cross section in a simple dark matter model and its constraints from the latest direct detection experiment are treated here at the loop level. We consider a scenario with an emerging vector dark matter field…

High Energy Physics - Phenomenology · Physics 2020-11-23 Juan Yepes

We investigate the implication of different spin-dependent (SD) operators on both the direct and indirect detections of the Weakly Interacting Massive Particle (WIMP). Six representative building blocks of SD operators, together with their…

High Energy Physics - Phenomenology · Physics 2014-02-26 Zheng-Liang Liang , Yue-Liang Wu