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Related papers: Precision Photon Spectra for Wino Annihilation

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Recent Fermi-LAT observations of dwarf spheroidal galaxies in the Milky Way have placed strong limits on the gamma-ray flux from dark matter annihilation. In order to produce the strongest limit on the dark matter annihilation…

High Energy Physics - Phenomenology · Physics 2016-09-28 Linda M. Carpenter , Russell Colburn , Jessica Goodman , Tim Linden

In this letter, the effects of dark radiation (DR) are tested. Theoretically, the phase-space analysis method is applied to check whether the model is consist with the history of our universe which shows positive results. Observationally,…

Cosmology and Nongalactic Astrophysics · Physics 2015-06-16 Yi Zhang , Yungui Gong

We extend the Standard Model with an EW fermion triplet, stable thanks to one of the accidental symmetries already present in the theory. On top of being a potential Dark Matter candidate, additional motivations for this new state are the…

High Energy Physics - Phenomenology · Physics 2015-06-22 Marco Cirelli , Filippo Sala , Marco Taoso

We compare the model power spectrum, computed based on perturbation theory (PT) with the power spectrum of luminous red galaxies (LRG) measured from the SDSSDR7 catalog, assuming a flat, CDM-dominated cosmology. The model includes the…

Cosmology and Nongalactic Astrophysics · Physics 2011-03-21 Shun Saito , Masahiro Takada , Atsushi Taruya

Recently, the DAMA/LIBRA collaboration has repeated and reinforced their claim to have detected an annual modulation in their signal rate, and have interpreted this observation as evidence for dark-matter particles at the 8.2 sigma…

High Energy Physics - Phenomenology · Physics 2009-02-26 Dan Hooper , Frank Petriello , Kathryn M. Zurek , Marc Kamionkowski

Direct dark matter searches are promising techniques to identify the nature of dark matter particles. I describe the future of this field of research, focussing on the question of what can be achieved in the next decade. I will present the…

Instrumentation and Methods for Astrophysics · Physics 2012-12-04 Laura Baudis

The effect of the higher-energy 2nd resonance and the associated adiabatic-to-nonadiabatic transition on neutrino propagation in solar matter is presented. For WIMP-annihilation neutrinos injected with energies in the "sweet region" between…

High Energy Physics - Phenomenology · Physics 2010-02-15 Ralf Lehnert , Thomas J. Weiler

Dark matter is one of the most important scientific goals for neutrino telescopes. These instruments have particular advantages with respect to other experimental approaches. Compared to direct searches, the sensitivity of neutrino…

High Energy Astrophysical Phenomena · Physics 2014-04-02 J. D. Zornoza , G. Lambard

Interpretations of indirect searches for dark matter (DM) require theoretical predictions for the annihilation or decay rates of DM into stable particles of the standard model. These predictions include usually only final states accessible…

High Energy Physics - Phenomenology · Physics 2010-03-11 M. Kachelriess , P. D. Serpico , M. Aa. Solberg

Automated tools for the computation of amplitudes and cross sections have become the backbone of phenomenological studies beyond the standard model. We present the latest developments in MadDM, a calculator of dark-matter observables based…

High Energy Physics - Phenomenology · Physics 2023-12-01 Daniele Massaro , Chiara Arina , Jan Heisig , Fabio Maltoni , Olivier Mattelaer

We introduce WimPyDD, a modular, object-oriented and customizable Python code that calculates accurate predictions for the expected rates in Weakly Interacting Massive Particle (WIMP) direct-detection experiments within the framework of…

High Energy Physics - Phenomenology · Physics 2022-04-13 Injun Jeong , Sunghyun Kang , Stefano Scopel , Gaurav Tomar

We study the possibility of identifying dark matter properties from XENON-like 100 kg experiments and the GLAST satellite mission. We show that whereas direct detection experiments will probe efficiently light WIMPs, given a positive…

High Energy Physics - Phenomenology · Physics 2009-02-09 N. Bernal , A. Goudelis , Y. Mambrini , C. Munoz

We set conservative, robust constraints on the annihilation and decay of dark matter into various Standard Model final states under various assumptions about the distribution of the dark matter in the Milky Way halo. We use the inclusive…

High Energy Physics - Phenomenology · Physics 2015-05-04 Andrea Massari , Eder Izaguirre , Rouven Essig , Andrea Albert , Elliott Bloom , German A. Gomez-Vargas

We revisit indirect detection possibilities for neutralino dark matter, emphasizing the complementary roles of different approaches. While thermally produced dark matter often requires large astrophysical "boost factors" to observe…

High Energy Physics - Phenomenology · Physics 2008-10-16 Phill Grajek , Gordon Kane , Daniel J. Phalen , Aaron Pierce , Scott Watson

Using an effective field theory approach, we study coherent neutrino scattering on nuclei, in the setup pertinent to the COHERENT experiment. We include non-standard effects both in neutrino production and detection, with an arbitrary…

High Energy Physics - Phenomenology · Physics 2024-06-21 Víctor Bresó-Pla , Adam Falkowski , Martín González-Alonso , Kevin Monsálvez-Pozo

Experimental developments in neutrino telescopes are drastically improving their ability to constrain the annihilation cross-section of dark matter. In this paper, we employ an angular power spectrum analysis method to probe the galactic…

High Energy Physics - Phenomenology · Physics 2021-06-02 S. Basegmez du Pree , C. Arina , A. Cheek , A. Dekker , M. Chianese , S. Ando

A simple theory of supersymmetric dark matter (DM) naturally linked to neutrino flavour physics is studied. The DM sector comprises a spectrum of mixed lhd-rhd sneutrino states where both the sneutrino flavour structure and mass splittings…

High Energy Physics - Phenomenology · Physics 2014-11-20 John March-Russell , Christopher McCabe , Matthew McCullough

Direct detection experiments are the only way to obtain indisputable evidence of the existence of dark matter (DM) in the form of a particle. These experiments have been used to probe many extensions of the Standard Model (SM) that provide…

High Energy Physics - Phenomenology · Physics 2022-08-03 Seraina Glaus , Margarete Mühlleitner , Jonas Müller , Shruti Patel , Rui Santos

In [arXiv:0804.2630], we have analyzed the leading logarithms of energy that appear in the inclusive spectrum of gluons produced in heavy ion collisions, calculated in the Color Glass Condensate framework. The main result of this paper was…

High Energy Physics - Phenomenology · Physics 2013-03-14 F. Gelis , J. Laidet

We performed the first global QCD analysis of electron-nucleon deep-inelastic scattering and related high-energy data by including the contribution from a dark photon. Our results revealed a significant reduction in $\chi^2$ relative to the…

High Energy Physics - Phenomenology · Physics 2025-06-30 X. G. Wang , A. W. Thomas