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Related papers: Can we overcome the neutrino floor at high masses?

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The search for weakly interacting massive particles (WIMPs) by direct detection faces an encroaching background due to coherent neutrino-nucleus scattering. As the sensitivity of these experiments improves, the question of how to best…

Cosmology and Nongalactic Astrophysics · Physics 2015-09-21 Ciaran A. J. O'Hare , Anne M. Green , Julien Billard , Enectali Figueroa-Feliciano , Louis E. Strigari

The neutrino floor is a theoretical lower limit on WIMP-like dark matter models that are discoverable in direct detection experiments. It is commonly interpreted as the point at which dark matter signals become hidden underneath a…

High Energy Physics - Phenomenology · Physics 2021-12-20 Ciaran A. J. O'Hare

As is well known, dark matter direct detection experiments will ultimately be limited by a "neutrino floor," due to the scattering of nuclei by MeV neutrinos from, e.g., nuclear fusion in the Sun. Here we point out the existence of a new…

High Energy Astrophysical Phenomena · Physics 2017-11-16 Kenny C. Y. Ng , John F. Beacom , Annika H. G. Peter , Carsten Rott

The search for weakly interacting massive particles (WIMPs) by direct detection faces an encroaching background due to coherent neutrino-nucleus scattering. For a given WIMP mass the cross section at which neutrinos constitute a dominant…

Cosmology and Nongalactic Astrophysics · Physics 2016-09-28 Ciaran A. J. O'Hare

The sensitivity of conventional direct dark matter searches for weakly interacting massive particles (WIMPs) is ultimately limited by coherent elastic neutrino-nucleus scattering (CEvNS), which produces nuclear recoils indistinguishable…

High Energy Physics - Phenomenology · Physics 2025-11-25 S. Das , V. K. S. Kashyap , B. Mohanty

Coherent scattering of solar, atmospheric and diffuse supernovae neutrinos creates an irreducible background for direct dark matter experiments with sensitivities to WIMP-nucleon spin-independent scattering cross-sections of…

High Energy Physics - Phenomenology · Physics 2014-10-01 Philipp Grothaus , Malcolm Fairbairn , Jocelyn Monroe

Future multi-tonne Direct Detection experiments will be sensitive to solar neutrino induced nuclear recoils which form an irreducible background to light Dark Matter searches. Indeed for masses around 6 GeV the spectra of neutrinos and Dark…

High Energy Physics - Phenomenology · Physics 2015-03-10 Jonathan H. Davis

We establish comprehensive theoretical benchmarks for Weakly Interacting Massive Particles (WIMPs) accessible to ultimate direct detection experiments, focusing on the challenging parameter space between current experimental limits and the…

High Energy Physics - Phenomenology · Physics 2025-07-24 Giorgio Arcadi , Manfred Lindner , Stefano Profumo

We revisit the expected sensitivity of large-scale xenon detectors to Weakly Interacting Massive Particles (WIMPs). Assuming current primary noise sources can be mitigated, we find that with the present discrimination power between nuclear…

High Energy Physics - Phenomenology · Physics 2024-10-04 Itay M. Bloch , Salvatore Bottaro , Diego Redigolo , Ludovico Vittorio

In this work we analyse the ultimate sensitivity of dark matter direct detection experiments, the "neutrino-floor", in the presence of anomalous sources of dark radiation in form of SM or semi-sterile neutrinos. This flux-component is…

High Energy Physics - Phenomenology · Physics 2020-09-01 Marco Nikolic , Suchita Kulkarni , Josef Pradler

Experiments that use liquid noble gasses as target materials, such as argon and xenon, play a significant role in direct detection searches for WIMP(-like) dark matter. As these experiments grow in size, they will soon encounter a new…

High Energy Physics - Phenomenology · Physics 2023-05-05 Andrea Gaspert , Pietro Giampa , David E. Morrissey

The neutrino floor, a theoretical sensitivity limit for dark matter (DM) direct detections, is being redefined as the boundary of a dynamic ``neutrino fog", where neutrino signals become inevitable, obscuring DM detection due to the…

High Energy Physics - Phenomenology · Physics 2025-08-20 Yingjie Fan , Xuewen Liu , Ning Zhou

We perform an indirect search for Weakly Interacting Massive Particles (WIMPs) using the MACRO detector to look for neutrino-induced upward-going muons resulting from the annihilation of WIMPs trapped in the Sun and Earth. The search is…

High Energy Physics - Experiment · Physics 2010-04-06 The MACRO Collaboration , M. Ambrosio et al

Now that conventional weakly interacting massive particle (WIMP) dark matter searches are approaching the neutrino floor, there has been a resurgence of interest in detectors with sensitivity to nuclear recoil directions. A large-scale…

The detection of coherent neutrino-nucleus scattering by the COHERENT collaboration has set on quantitative grounds the existence of an irreducible neutrino background in direct detection searches of Weakly Interacting Massive Dark Matter…

High Energy Physics - Phenomenology · Physics 2018-07-06 M. C. Gonzalez-Garcia , Michele Maltoni , Yuber F. Perez-Gonzalez , Renata Zukanovich Funchal

Cosmic rays interacting in the solar atmosphere produce showers that result in a flux of high-energy neutrinos from the Sun. These form an irreducible background to indirect solar WIMP co-annihilation searches, which look for heavy dark…

High Energy Astrophysical Phenomena · Physics 2017-07-26 C. A. Argüelles , G. de Wasseige , A. Fedynitch , B. J. P. Jones

We identify the maximum cross sections probed by single-scatter ``WIMP" searches in dark matter direct detection. Due to Poisson fluctuations in scatter multiplicity, these ceilings scale logarithmically with mass for heavy dark matter and…

High Energy Physics - Phenomenology · Physics 2024-06-26 Nirmal Raj , Biprajit Mondal

As direct dark matter experiments continue to increase in size, they will become sensitive to neutrinos from astrophysical sources. For experiments that do not have directional sensitivity, coherent neutrino scattering (CNS) from several…

High Energy Physics - Phenomenology · Physics 2015-06-16 J. Billard , L. Strigari , E. Figueroa-Feliciano

We study the sensitivity of large-scale xenon detectors to low-energy solar neutrinos, to coherent neutrino-nucleus scattering and to neutrinoless double beta decay. As a concrete example, we consider the xenon part of the proposed DARWIN…

Instrumentation and Detectors · Physics 2014-02-10 L. Baudis , A. Ferella , A. Kish , A. Manalaysay , T. Marrodan Undagoitia , M. Schumann

In this paper, we compute the contribution to the coherent elastic neutrino-nucleus scattering cross section from new physics models in the neutrino sector. We use this information to calculate the maximum value of the so-called neutrino…

High Energy Physics - Phenomenology · Physics 2019-08-23 C. Boehm , D. G. Cerdeno , P. A. N. Machado , A. Olivares-Del Campo , E. Perdomo , E. Reid
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