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Related papers: Probing Isospin-Violating Dark Matter

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We consider the prospects for multiple dark matter direct detection experiments to determine if the interactions of a dark matter candidate are isospin-violating. We focus on theoretically well-motivated examples of isospin-violating dark…

High Energy Physics - Phenomenology · Physics 2018-03-09 Chris Kelso , Jason Kumar , Danny Marfatia , Pearl Sandick

The scenario of isospin-violating dark matter (IVDM) with destructive interference between DM-proton and DM-neutron scatterings provides a potential possibility to reconcile the experimental results of DAMA, CoGeNT and XENON. We explore the…

High Energy Physics - Phenomenology · Physics 2016-02-24 Yu-Feng Zhou

Isospin-violating dark matter (IVDM) generalizes the standard spin-independent scattering parameter space by introducing one additional parameter, the neutron-to-proton coupling ratio f_n/f_p. In IVDM the implications of direct detection…

High Energy Physics - Phenomenology · Physics 2013-08-02 Jonathan L. Feng , Jason Kumar , Danny Marfatia , David Sanford

Searches for dark matter scattering off nuclei are typically compared assuming that the dark matter's spin-independent couplings are identical for protons and neutrons. This assumption is neither innocuous nor well motivated. We consider…

High Energy Physics - Phenomenology · Physics 2011-10-18 Jonathan L. Feng , Jason Kumar , Danny Marfatia , David Sanford

The isospin violating dark matter (IVDM) scenario offers an interesting possibility to reconcile conflicting results among direct dark matter search experiments for a mass range around 10 GeV. We consider two simple renormalizable IVDM…

High Energy Physics - Phenomenology · Physics 2015-06-15 Nobuchika Okada , Osamu Seto

First observation of solar neutrinos through coherent elastic neutrino-nucleus scattering by dark matter (DM) direct detection (DD) experiments makes the study of the neutrino fog of the most relevance. This irreducible neutrino background…

High Energy Physics - Phenomenology · Physics 2025-12-24 Laura Duque , J. M. Lamprea , Omar G. Miranda

Isospin-violating dark matter (IVDM) has been proposed as a viable scenario to reconcile conflicting positive and null results from direct detection dark matter experiments. We show that the lowest-order dark matter-nucleus scattering rate…

High Energy Physics - Phenomenology · Physics 2015-06-18 Vincenzo Cirigliano , Michael L. Graesser , Grigory Ovanesyan , Ian M. Shoemaker

In scenarios where the dark matter interacts differently with protons and neutrons (isospin-violating dark matter), the interpretation of the experimental limits on the dark matter spin-independent cross section may be significantly…

High Energy Physics - Phenomenology · Physics 2017-03-22 Carlos E. Yaguna

Dark matter signal and its annual modulation of event number are observed by some direct searches in small mass region. However, the regions have been excluded by others. The isospin-violating dark matter is a hopeful candidate to explain…

High Energy Physics - Phenomenology · Physics 2013-04-09 Keiko I. Nagao , Tatsuhiro Naka

We show that exothermic isospin-violating dark matter (IVDM) can make the results of the latest CDMS-Si experiment consistent with recent null experiments, such as XENON10, XENON100, LUX, CDEX, and SuperCDMS, whereas for the CoGeNT…

High Energy Physics - Phenomenology · Physics 2015-03-03 Nan Chen , Qing Wang , Wei Zhao , Shin-Ted Lin , Qian Yue , Jin Li

Light dark matter (DM) with a large DM-nucleon spin-independent cross section and furthermore proper isospin violation (ISV) $f_n/f_p\approx-0.7$ may provide a way to understand the confusing DM direct detection results. Combing with the…

High Energy Physics - Phenomenology · Physics 2015-05-28 Xin Gao , Zhaofeng Kang , Tianjun Li

Isospin-violating dark matter (IVDM) provides a possible mechanism to ameliorate the tension among recent direct detection experiments. For IVDM, we demonstrate that the results of direct detection experiments based on neutron-rich target…

Nuclear Theory · Physics 2014-09-10 Hao Zheng , Zhen Zhang , Lie-Wen Chen

Isospin-violating dark matter (IVDM), which couples differently with protons and neutrons, provides a promising mechanism to ameliorate the tension among recent direct detection experiments. Assuming DM is non-interacting bosonic asymmetric…

Nuclear Theory · Physics 2015-03-26 Hao Zheng , Kai-Jia Sun , Lie-Wen Chen

The nature of dark matter remains a central unresolved problem in contemporary physics, motivating the exploration of well-defined extensions of the Standard Model. Among these, the Inert Doublet Model provides a minimal and theoretically…

High Energy Physics - Phenomenology · Physics 2026-05-11 Rameswar Sahu

Indirect detection of dark matter particles, i.e. the detection of annihilation or decay products of Weakly Interacting Massive Particles, has entered a pivotal phase as experiments reach sensitivities that probe the most interesting…

High Energy Physics - Phenomenology · Physics 2014-11-10 Jan Conrad

The status and prospects of the experimental efforts in the detection of Particle Dark Matter is reviewed. Emphasis is put in the direct searches for WIMPs (Weakly Interacting Massive Particles), outlining the various strategies and…

Astrophysics · Physics 2007-05-23 Angel Morales

Observational evidence for dark matter can be explained by Weakly Interacting Massive Particles (WIMPs). These dark matter particle candidates could indirectly be detected through the observation of signals produced as part of WIMP…

High Energy Astrophysical Phenomena · Physics 2015-06-11 Carsten Rott

Some of direct dark matter searches reported not only positive signals but also annual modulation of the signal event. However, the parameter spaces have been excluded by other experiments. Isospin violating dark matter solves the…

High Energy Physics - Phenomenology · Physics 2015-06-05 Keiko I. Nagao , Tatsuhiro Naka

We study the indirect detection of dark matter through neutrino flux from their annihilation in the center of the Sun, in a class of theories where the dark matter-nucleon spin-independent interactions break the isospin symmetry. We point…

High Energy Physics - Phenomenology · Physics 2013-05-29 Shao-Long Chen , Yue Zhang

We consider the effect of isospin-violating dark matter-nucleon interactions on direct detection constraints in the regime of small dark matter mass and large scattering cross section. Isospin-violation can lead to both reductions in…

High Energy Physics - Phenomenology · Physics 2024-03-19 Jason Kumar , Danny Marfatia , Ningqiang Song
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