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The Dark Matter Particle Explorer (DAMPE) has been undergoing a stable on-orbit operation for more than 6 years and acquired observation of over 11 billion events. And a better understanding of the overall radiation environment on the DAMPE…

High Energy Physics - Experiment · Physics 2022-03-30 S. X. Wang , J. J. Zang , W. Jiang , S. J. Lei , C. N. Luo , Z. L. Xu , J. Chang

The DarkSide-20k (DS-20k) detector is designed to directly search for dark matter by detecting weakly interacting massive particles (WIMPs) scattering off nuclei in a 20 tonnes target of low radioactivity Argon from underground sources, in…

Instrumentation and Detectors · Physics 2025-02-24 Maria Adriana Sabia

The DArk Matter Particle Explorer (DAMPE) has reported a measurement of the flux of high energy cosmic ray electrons plus positrons (CREs) in the energy range between $25$ GeV and $4.6$ TeV. With unprecedented high energy resolution, the…

High Energy Physics - Phenomenology · Physics 2018-02-07 Tong Li , Nobuchika Okada , Qaisar Shafi

DAMSA (DArk Messenger Searches at an Accelerator) experiment is a table-top scale, extremely-short-baseline experiment designed to probe dark-sector particles (DSPs) that serve as portals between the visible sector and the hidden…

High Energy Physics - Experiment · Physics 2025-09-24 DAMSA Proto-Collaboration , Jaehoon Yu , Doojin Kim , Un-Ki Yang

Silicon strip detectors have been widely utilized in space experiments for gamma-ray and cosmic-ray detections thanks to their high spatial resolution and stable performance. For a silicon micro-strip detector, the Monte Carlo simulation is…

Instrumentation and Detectors · Physics 2024-06-05 Yu-Xin Cui , Xiang Li , Shen Wang , Chuan Yue , Qiang Wan , Shi-Jun Lei , Guan-Wen Yuan , Yi-Ming Hu , Jia-Ju Wei , Jian-Hua Guo

GeV gamma ray is an important observation target of DArk Matter Particle Explorer (DAMPE) for indirect dark matter searching and high energy astrophysics. We present in this work a set of accurate instrument response functions of DAMPE…

The DAMIC-M (DArk Matter In CCDs at Modane) experiment will use skipper CCDs to search for low mass (sub-GeV) dark matter underground at the Laboratoire Souterrain de Modane (LSM) in France. With about 1 kg of silicon target mass and…

High Energy Physics - Experiment · Physics 2024-10-01 R. Smida

DarkSHINE is an electron fixed target experiment under proposal that aims to probe light dark matter in the MeV-GeV mass range via the invisible decay of dark photons, leveraging the High repetition rate 8 GeV electron beam from the…

High Energy Physics - Experiment · Physics 2025-12-16 Haijun Yang

The DArk Matter Particle Explorer (DAMPE) recently reported an excess of electrons/positrons above expected background fluxes even when a double power-law background spectrum is assumed. Several dark matter models that involve TeV-scale…

High Energy Astrophysical Phenomena · Physics 2019-05-03 Geoff Beck , Sergio Colafrancesco

The Plastic Scintillator Detector (PSD) of the DArk Matter Particle Explorer (DAMPE) is designed to measure cosmic ray charge (Z) and to act as a veto detector for gamma-ray identification. In order to fully exploit the charge…

Instrumentation and Methods for Astrophysics · Physics 2019-06-19 Peng-Xiong Ma , Yong-Jie Zhang , Ya-Peng Zhang , Yao Li , Jing-Jing Zang , Xiang Li , Tie-Kuang Dong , Yi-Zhong Fan , Shi-Jun Lei , Jian Wu , Yu-Hong Yu , Qiang Yuan , Chuan Yue , Zhi-Yu Sun

The Dark Matter Time Projection Chamber (DMTPC) is a low pressure (75 Torr CF4) 10 liter detector capable of measuring the vector direction of nuclear recoils with the goal of directional dark matter detection. In this paper we present the…

The precise measurements of energy spectra of cosmic ray positrons and/or electrons by recent experiments show clear excesses above 10 GeV. Moreover, a potential sharp spectral feature was suggested by the Dark Matter Particle Explorer…

High Energy Physics - Phenomenology · Physics 2020-04-29 Lei Feng , Zhaofeng Kang , Qiang Yuan , Peng-Fei Yin , Yi-Zhong Fan

Recent accurate measurements of cosmic ray electron flux by the Dark Matter Particle Explorer (DAMPE) reveal a sharp peak structure near 1.4 TeV, which is difficult to explain by standard astrophysical processes. In this letter, we propose…

High Energy Astrophysical Phenomena · Physics 2020-01-20 Man Ho Chan , Chak Man Lee

A tentative excess in the electron spectrum at 1.4 TeV was recently reported by the DArk Matter Particle Explorer (DAMPE). A non-astrophysical scenario in which dark matter particles annihilate or decay in a local clump has been invoked to…

High Energy Astrophysical Phenomena · Physics 2018-07-04 Yue Zhao , Ke Fang , Meng Su , M. Coleman Miller

We present nanoscale explosives as a novel type of dark matter detector and study the ignition properties. When a Weakly Interacting Massive Particle WIMP from the Galactic Halo elastically scatters off of a nucleus in the detector, the…

Instrumentation and Methods for Astrophysics · Physics 2014-04-15 Alejandro Lopez , Andrzej Drukier , Katherine Freese , Cagliyan Kurdak , Gregory Tarle

The DArk Matter Particle Explorer (DAMPE) has observed a tentative peak at $E\sim1.4~\TeV$ in the cosmic-ray electron spectrum. In this paper, we interpret this excess in the scotogenic type-II seesaw model. This model extends the canonical…

High Energy Physics - Phenomenology · Physics 2018-06-22 Ran Ding , Zhi-Long Han , Lei Feng , Bin Zhu

We present results of a dark matter search performed with a 0.6 kg day exposure of the DAMIC experiment at the SNOLAB underground laboratory. We measure the energy spectrum of ionization events in the bulk silicon of charge-coupled devices…

Conventional silicon photomultipliers (SiPMs) are well established as light detectors with single-photon-detection capability and used throughout high energy physics, medical, and commercial applications. The possibility to produce single…

Weakly Interacting Massive Particles (WIMPs) may constitute most of the matter in the Universe. The ability to detect the directionality of recoil nuclei will considerably facilitate detection of WIMPs. In this paper we propose a novel type…

Instrumentation and Methods for Astrophysics · Physics 2015-01-13 Andrzej Drukier , Katherine Freese , Alejandro Lopez , David Spergel , Charles Cantor , George Church , Takeshi Sano

The Dark Matter Time Projection Chamber (DMTPC) experiment uses CF_4 gas at low pressure (0.1 atm) to search for the directional signature of Galactic WIMP dark matter. We describe the DMTPC apparatus and summarize recent results from a…