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An analysis is given connecting event rates for the direct detection of neutralino dark matter with the possible signatures of supersymmetry at the LHC. It is shown that if an effect is seen in the direct detection experiments at a level of…

High Energy Physics - Phenomenology · Physics 2014-11-20 Daniel Feldman , Zuowei Liu , Pran Nath

A full analytic analysis of the effects of CP violating phases on the event rates in the direct detection of dark matter in the scattering of neutralinos from nuclear targets is given. The analysis includes CP violating phases in softly…

High Energy Physics - Phenomenology · Physics 2009-10-31 Utpal Chattopadhyay , Tarek Ibrahim , Pran Nath

Extended Higgs sectors have been studied extensively in context of dark matter phenomenology in tandem with other aspects. In this study, we compute radiative corrections to the dark matter-Higgs portal coupling, which is in fact a common…

High Energy Physics - Phenomenology · Physics 2019-05-28 Shankha Banerjee , Nabarun Chakrabarty

We introduce a set of minimal simplified models for dark matter interactions with the Standard Model, connecting the two sectors via either a scalar or pseudoscalar particle. These models have a wider regime of validity for dark matter…

High Energy Physics - Phenomenology · Physics 2015-06-23 Matthew R. Buckley , David Feld , Dorival Goncalves

Motivated by the absence of dark matter signals in direct detection experiments and the discovery of gravitational waves (GWs) at aLIGO, we discuss the possibility to explore a generic classes of scalar dark matter models using the…

High Energy Physics - Phenomenology · Physics 2018-12-05 Fa Peng Huang , Jiang-Hao Yu

Dark matter particles populating our galactic halo could be directly detected by measuring their scattering off target nuclei or electrons in a suitable detector. As this interaction is expected to occur with very low probability and would…

Instrumentation and Detectors · Physics 2023-06-14 Susana Cebrián

We study the coupling arising via perturbative QCD of zero 4-momentum Higgs bosons to light quarks inside the nucleon. Qualitative comparison with the results obtained from one-loop-order low energy theorems for the Higgs-nucleon…

High Energy Physics - Phenomenology · Physics 2007-05-23 M. R. Ahmady , V. Elias , A. H. Fariborz , R. R. Mendel

In light of positive signals reported by the CDMS-II Si experiment and the recent results of the LUX and SuperCDMS experiments, we study isospin-violating dark matter scenarios assuming that the interaction of the dark matter is mediated by…

High Energy Physics - Phenomenology · Physics 2014-06-02 Koichi Hamaguchi , Seng Pei Liew , Takeo Moroi , Yasuhiro Yamamoto

We investigate self-conjugate Dark Matter (DM) particles that primarily interact with standard model electroweak gauge bosons within an effective field theoretical framework. Our analysis focuses on effective contact interactions, invariant…

High Energy Physics - Phenomenology · Physics 2024-06-21 Ekata Singh , Hrishabh Bharadwaj , Devisharan

In this paper, we explore the possibility of spontaneous CP violation in the scattering of quarks and anti-quarks from QCD Z(3) domain walls. The CP violation here arises from the nontrivial profile of the background gauge field $(A_{0})$…

High Energy Physics - Phenomenology · Physics 2012-01-31 Abhishek Atreya , Anjishnu Sarkar , Ajit M. Srivastava

We study the interactions of a new spin-1 mediator that connects the Standard Model to dark matter. We constrain its decay channels using monojet and monophoton searches, as well as searches for resonances in dijet, dilepton and diboson…

High Energy Physics - Phenomenology · Physics 2012-07-27 Mads T. Frandsen , Felix Kahlhoefer , Anthony Preston , Subir Sarkar , Kai Schmidt-Hoberg

We reconsider the discovery limit of multi-ton direct detection dark matter experiments in the light of recent measurements of the coherent elastic neutrino-nucleus scattering process. Assuming the cross section to be a parameter entirely…

High Energy Physics - Phenomenology · Physics 2022-01-28 D. Aristizabal Sierra , V. De Romeri , L. J. Flores , D. K. Papoulias

Traditional direct detection experiments lack the sensitivity to probe the sub-GeV dark matter (DM), primarily due to the low energy of the expected nuclear recoils. In this work, we investigate cosmic-ray (CR) upscattering as a mechanism…

High Energy Astrophysical Phenomena · Physics 2025-12-30 Yang Yu , Guan-Sen Wang , Bo Zhang , Tian-Peng Tang , Bing-Yu Su , Lei Feng

Improved limits as well as tentative claims for dark matter annihilation into gamma-ray lines have been presented recently. We study the direct detection cross section induced from dark matter annihilation into two photons in a…

High Energy Physics - Phenomenology · Physics 2012-12-04 Mads T. Frandsen , Ulrich Haisch , Felix Kahlhoefer , Philipp Mertsch , Kai Schmidt-Hoberg

We explore the prospect of constraining light mediators at the next generation direct detection dark matter detectors through coherent elastic neutrino-nucleus scattering (CE$\nu$NS) and elastic neutrino-electron scattering (E$\nu$ES)…

High Energy Physics - Phenomenology · Physics 2022-07-07 Anirban Majumdar , D. K. Papoulias , Rahul Srivastava

In most models of the dark sector, dark matter is charged under some new symmetry to make it stable. We explore the possibility that not just dark matter, but also the force carrier connecting it to the visible sector is charged under this…

High Energy Physics - Phenomenology · Physics 2015-06-19 David Curtin , Yuhsin Tsai

It is usually assumed that WIMPs interact through spin-independent and spin-dependent interactions. Interactions which carry additional powers of the momentum transfer, q^2, are assumed to be too small to be relevant. In theories with new…

High Energy Physics - Phenomenology · Physics 2010-08-18 Spencer Chang , Aaron Pierce , Neal Weiner

We study that a minimal supersymmetric standard model with an extra $U(1)'$ gauge symmetry may accommodate the explicit CP violation at the one-loop level through radiative corrections. This model is CP conserving at the tree level and…

High Energy Physics - Phenomenology · Physics 2008-11-26 S. W. Ham , E. J. Yoo , S. K. OH

Various issues related to the direct detection of supersymmetric dark matter are reviewed. Such are: 1) Construction of supersymmetric models with a number of parameters, which are constrained from the data at low energies as well as…

High Energy Physics - Phenomenology · Physics 2008-11-26 J. D. Vergados

We investigate the constraints on the scalar, vector and spin-3/2 dark matter interaction with the standard model particles, from the observations of dark matter relic density, the direct detection experiments of CDMS and XENON, and the…

High Energy Physics - Phenomenology · Physics 2012-03-14 Zhao-Huan Yu , Jia-Ming Zheng , Xiao-Jun Bi , Zhibing Li , Dao-Xin Yao , Hong-Hao Zhang