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We consider the absorption by bound electrons of dark matter in the form of dark photons and axion-like particles, as well as of dark photons from the Sun, in current and next-generation direct detection experiments. Experiments sensitive…

高能物理 - 唯象学 · 物理学 2017-09-22 Itay M. Bloch , Rouven Essig , Kohsaku Tobioka , Tomer Volansky , Tien-Tien Yu

Cosmological tensions in current times have opened a wide door to study new probes to constrain cosmological parameters, specifically, to determine the value of the Hubble constant $H_0$ through independent techniques. The two standard…

宇宙学与河外天体物理 · 物理学 2023-01-11 Celia Escamilla-Rivera , Rubén Torres Castillejos

We investigate a possibility of neutralino dark matter (DM) direct detection in the future electron accelerators. That is counting of high p_T electron recoil events by neutralinos in halo. If selectron and neutralino masses would be…

高能物理 - 唯象学 · 物理学 2007-05-23 Junji Hisano , Minoru Nagai , Mihoko M. Nojiri , Masato Senami

Dark Matter (DM) comprising particles in the mass range of a few MeV to GeV is waiting to be explored, given the many theoretical models accommodating cosmological abundance. We hereby propose an experiment with the LHC proton beam of 7 TeV…

高能物理 - 实验 · 物理学 2016-09-04 Ashok Kumar , Archana Sharma

We explored the efficacy of lab-grown diamonds as potential target materials for the direct detection of sub-GeV dark matter~(DM) using metallic magnetic calorimeters~(MMCs). Diamond, with its excellent phononic properties and the low…

仪器与探测器 · 物理学 2025-03-26 I. Kim , N. A. Kurinsky , H. Kagan , S. T. P. Boyd , G. B. Kim

We compute the neutralino direct detection rate in non-standard cosmological scenarios where neutralinos account for the dark matter of the Universe. Significant differences are found when such rates are compared with those predicted by the…

高能物理 - 唯象学 · 物理学 2008-11-26 G. Gelmini , P. Gondolo , A. Soldatenko , C. E. Yaguna

Recent experiments have suggested that, at low enough temperature, the homogeneous nucleation of bubbles occurs in liquid helium near the calculated spinodal limit. This was done in pure superfluid helium 4 and in pure normal liquid helium…

软凝聚态物质 · 物理学 2007-05-23 Frederic Caupin , Sebastien Balibar

Muonic helium atom hyperfine structure (HFS) measurements are a sensitive tool to test the three-body atomic system and bound-state quantum electrodynamics theory, and determine fundamental constants of the negative muon magnetic moment and…

The direct detection rate for supersymmetric cold dark matter (CDM) particles is calculated for a number of suitable nuclear targets. Both the coherent and spin contributions are considered. By considering representative phenomenologically…

高能物理 - 唯象学 · 物理学 2014-11-17 J. D. Vergados , T. S. Kosmas

We show that the gravitational waves measurements have raised the opportunity to measure $H_0$ with dark sirens to within 2$\sigma$, the accuracy required to resolve the \hubble tension. There are two principal reasons for our results: (1)…

宇宙学与河外天体物理 · 物理学 2021-12-15 Celia Escamilla-Rivera

We demonstrate digital tuning of the slow-light regime in silicon photonic-crystal waveguides by performing atomic layer deposition of hafnium oxide. The high group-index regime was deterministically controlled (red-shift of 140 +/- 10 pm…

The symmetron, one of the light scalar fields introduced by dark energy theories, is thought to modify the gravitational force when it couples to matter. However, detecting the symmetron field is challenging due to its screening behavior in…

广义相对论与量子宇宙学 · 物理学 2024-11-28 Jiawei Li , Ka-di Zhu

The search for heavy resonances beyond the Standard Model (BSM) is a key objective at the LHC. While the recent use of advanced deep neural networks for boosted-jet tagging significantly enhances the sensitivity of dedicated searches, it is…

Direct detection experiments turn to lose sensitivity of searching for a sub-MeV light dark matter candidate due to the threshold of recoil energy. However, such light dark matter particles can be accelerated by energetic cosmic-rays such…

高能物理 - 唯象学 · 物理学 2021-05-26 Qing-Hong Cao , Ran Ding , Qian-Fei Xiang

The search for dark matter is one of today's most exciting fields. As bigger detectors are being built to increase their sensitivity, background reduction is an ever more challenging issue. To this end, a new type of dark matter detector is…

天体物理仪器与方法 · 物理学 2016-03-11 C. Levy , S. Fallon , J. Genovesi , D. Khaitan , K. Klimov , J. Mock , M. Szydagis

The R&D project COSINUS (Cryogenic Observatory for SIgnatures seen in Next-generation Underground Searches) aims to develop a cryogenic scintillating calorimeter using NaI as target crystal for direct darkmatter search. Dark matter…

Two hydrogen-rich materials, H$_3$S and LaH$_{10}$, synthesized at megabar pressures, have revolutionized the field of condensed matter physics providing the first glimpse to the solution of the hundred-year-old problem of room temperature…

In a large class of scenarios, dark matter (DM) particles that belong to a multiplet of the standard model (SM) weak interactions are challenging to probe in direct detection experiments due to loop-suppressed cross-sections. Direct…

高能物理 - 唯象学 · 物理学 2019-04-15 Tao Han , Satyanarayan Mukhopadhyay , Xing Wang

We study the implications of dark matter searches, together with collider constraints, on the phenomenological MSSM with neutralino dark matter and focus on the consequences of the related uncertainties in some detail. We consider, inter…

高能物理 - 唯象学 · 物理学 2017-11-30 A. Arbey , M. Boudaud , F. Mahmoudi , G. Robbins

We propose a novel dark matter (DM) detection strategy for the models with non-minimal dark sector. The main ingredients in the underlying DM scenario are a boosted DM particle and a heavier dark sector state. The relativistic DM impinged…

高能物理 - 唯象学 · 物理学 2017-10-25 Doojin Kim , Jong-Chul Park , Seodong Shin
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