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A neural network classifier for electron identification on the DAMPE experiment

The Dark Matter Particle Explorer (DAMPE) is a space-borne particle detector and cosmic ray observatory in operation since 2015, designed to probe electrons and gamma rays from a few GeV to 10 TeV energy, as well as cosmic protons and…

Instrumentation and Methods for Astrophysics · Physics 2021-08-11 David Droz , Andrii Tykhonov , Xin Wu , Francesca Alemanno , Giovanni Ambrosi , Enrico Catanzani , Margherita Di Santo , Dimitrios Kyratzis , Stephan Zimmer

A machine learning method to separate cosmic ray electrons from protons from 10 to 100 GeV using DAMPE data

DArk Matter Particle Explorer (DAMPE) is a general purpose high energy cosmic ray and gamma ray observatory, aiming to detect high energy electrons and gammas in the energy range 5 GeV to 10 TeV and hundreds of TeV for nuclei. This paper…

Instrumentation and Methods for Astrophysics · Physics 2018-06-25 Hao Zhao , Wen-Xi Peng , Huan-Yu Wang , Rui Qiao , Dong-Ya Guo , Hong Xiao , Zhao-Min Wang

Dark Matter Particle Explorer observations of high-energy cosmic ray electrons plus positrons and their physical implications

The DArk Matter Particle Explorer (DAMPE) is a satellite-borne, high-energy particle and $\gamma$-ray detector, which is dedicated to indirectly detecting particle dark matter and studying high-energy astrophysics. The first results about…

High Energy Astrophysical Phenomena · Physics 2018-08-16 Qiang Yuan , Lei Feng

Measurement of separate electron and positron spectra from 10 GeV to 20GeV with the geomagnetic field on DAMPE

The cosmic-ray (CR) electrons and positrons in space are of great significance for studying the origin and propagation of cosmic-rays. The satellite-borne experiment DArk Matter Particle Explorer (DAMPE) has been used to measure the…

High Energy Astrophysical Phenomena · Physics 2025-08-25 DAMPE Collaboration , F. Alemanno , Q. An , P. Azzarello , F. C. T. Barbato , P. Bernardini , X. J. Bi , H. Boutin , I. Cagnoli , M. S. Cai , E. Casilli , E. Catanzani , J. Chang , D. Y. Chen , J. L. Chen , Z. F. Chen , Z. X. Chen , P. Coppin , M. Y. Cui , T. S. Cui , Y. X. Cui , I. DeMitri , F. dePalma , A. DiGiovanni , T. K. Dong , Z. X. Dong , G. Donvito , D. Droz , J. L. Duan , K. K. Duan , R. R. Fan , Y. Z. Fan , F. Fang , K. Fang , C. Q. Feng , L. Feng , J. M. Frieden , P. Fusco , M. Gao , F. Gargano , E. Ghose , K. Gong , Y. Z. Gong , D. Y. Guo , J. H. Guo , S. X. Han , Y. M. Hu , G. S. Huang , X. Y. Huang , Y. Y. Huang , M. Ionica , L. Y. Jiang , Y. Z. Jiang , W. Jiang , J. Kong , A. Kotenko , D. Kyratzis , S. J. Lei , M. B. Li , W. H. Li , W. L. Li , X. Li , X. Q. Li , Y. M. Liang , C. M. Liu , H. Liu , J. Liu , S. B. Liu , Y. Liu , F. Loparco , C. N. Luo , M. Ma , P. X. Ma , T. Ma , X. Y. Ma , G. Marsella , M. N. Mazziotta , D. Mo , Y. Nie , X. Y. Niu , A. Parenti , W. X. Peng , X. Y. Peng , C. Perrina , E. Putti-Garcia , R. Qiao , J. N. Rao , Y. Rong , R. Sarkar , P. Savina , A. Serpolla , Z. Shangguan , W. H. Shen , Z. Q. Shen , Z. T. Shen , L. Silveri , J. X. Song , M. Stolpovskiy , H. Su , M. Su , H. R. Sun , Z. Y. Sun , A. Surdo , X. J. Teng , A. Tykhonov , G. F. Wang , J. Z. Wang , L. G. Wang , S. Wang , X. L. Wang , Y. F. Wang , Y. Wang , D. M. Wei , J. J. Wei , Y. F. Wei , D. Wu , J. Wu , S. S. Wu , X. Wu , Z. Q. Xia , Z. Xiong , E. H. Xu , H. T. Xu , J. Xu , Z. H. Xu , Z. L. Xu , Z. Z. Xu , G. F. Xue , H. B. Yang , P. Yang , Y. Q. Yang , H. J. Yao , M. Y. Yan , Y. H. Yu , Q. Yuan , C. Yue , J. J. Zang , S. X. Zhang , W. Z. Zhang , Y. Zhang , Y. Zhang , Y. J. Zhang , Y. L. Zhang , Y. P. Zhang , Y. Q. Zhang , Z. Zhang , Z. Y. Zhang , C. Zhao , H. Y. Zhao , X. F. Zhao , C. Y. Zhou , Y. Zhu

A Comparison of Deep Learning Models for Proton Background Rejection with the AMS Electromagnetic Calorimeter

The Alpha Magnetic Spectrometer (AMS) is a high-precision particle detector onboard the International Space Station containing six different subdetectors. The Transition Radiation Detector and Electromagnetic Calorimeter (ECAL) are used to…

High Energy Physics - Experiment · Physics 2025-02-07 Raheem Karim Hashmani , Emre Akbaş , Melahat Bilge Demirköz

Machine-learning correction for the calorimeter saturation of cosmic-ray ions with the Dark Matter Particle Explorer: towards the PeV scale

The Dark MAtter Particle Explorer (DAMPE) instrument is a space-borne cosmic-ray detector, capable of measuring ion fluxes up to $\sim$500 TeV/n. This energy scale is made accessible through its calorimeter, which is the deepest currently…

High Energy Astrophysical Phenomena · Physics 2026-01-23 Andrea Serpolla , Andrii Tykhonov , Paul Coppin , Manbing Li , Andrii Kotenko , Enzo Putti-Garcia , Hugo Valentin Boutin , Mikhail Stolpovskiy , Jennifer Maria Frieden , Chiara Perrina , Xin Wu

Energy Reconstruction of Non-fiducial Electron-Positron Events in the DAMPE Experiment Using Convolutional Neural Networks

The Dark Matter Particle Explorer (DAMPE) is a space-based Cosmic-Ray (CR) observatory with the aim, among others, to study Cosmic-Ray Electrons (CREs) up to 10 TeV. Due to the low CRE rate at multi-TeV energies, we aim to increasing the…

Instrumentation and Methods for Astrophysics · Physics 2025-09-25 Enzo Putti-Garcia , Andrii Tykhonov , Andrii Kotenko , Hugo Boutin , Manbing Li , Paul Coppin , Andrea Serpolla , Jennifer Maria Frieden , Chiara Perrina , Xin Wu

Flavor Structure of the Cosmic-Ray Electron/Positron Excesses at DAMPE

The Dark Matter Particle Explorer (DAMPE) satellite detector announced its first result for measuring the cosmic-ray electron/positron (CRE) energy spectrum up to 4.6TeV, including a tentative peak-like event excess at (1.3-1.5)TeV. In this…

High Energy Astrophysical Phenomena · Physics 2018-04-10 Shao-Feng Ge , Hong-Jian He , Yu-Chen Wang

A separation of electrons and protons in the GAMMA-400 gamma-ray telescope

The GAMMA-400 gamma-ray telescope is intended to measure the fluxes of gamma rays and cosmic-ray electrons and positrons in the energy range from 100 MeV to several TeV. Such measurements concern with the following scientific goals: search…

Instrumentation and Methods for Astrophysics · Physics 2015-09-09 A. A. Leonov , A. M. Galper , V. Bonvicini , N. P. Topchiev , O. Adriani , R. L. Aptekar , I. V. Arkhangelskaja , A. I. Arkhangelskiy , L. Bergstrom , E. Berti , G. Bigongiari , S. G. Bobkov , M. Boezio , E. A. Bogomolov , S. Bonechi , M. Bongi , S. Bottai , G. Castellini , P. W. Cattaneo , P. Cumani , G. L. Dedenko , C. De Donato , V. A. Dogiel , M. S. Gorbunov , Yu. V. Gusakov , B. I. Hnatyk , V. V. Kadilin , V. A. Kaplin , A. A. Kaplun , M. D. Kheymits , V. E. Korepanov , J. Larsson , V. A. Loginov , F. Longo , P. Maestro , P. S. Marrocchesi , V. V. Mikhailov , E. Mocchiutti , A. A. Moiseev , N. Mori , I. V. Moskalenko , P. Yu. Naumov , P. Papini , M. Pearce , P. Picozza , A. V. Popov , A. Rappoldi , S. Ricciarini , M. F. Runtso , F. Ryde , O. V. Serdin , R. Sparvoli , P. Spillantini , S. I. Suchkov , M. Tavani , A. A. Taraskin , A. Tiberio , E. M. Tyurin , M. V. Ulanov , A. Vacchi , E. Vannuccini , G. I. Vasilyev , Yu. T. Yurkin , N. Zampa , V. N. Zirakashvili , V. G. Zverev

A New Approach to Searching for Dark Matter Signals in Fermi-LAT Gamma Rays

Several cosmic ray experiments have measured excesses in electrons and positrons, relative to standard backgrounds, for energies from ~ 10 GeV - 1 TeV. These excesses could be due to new astrophysical sources, but an explanation in which…

High Energy Astrophysical Phenomena · Physics 2014-11-20 Spencer Chang , Lisa Goodenough

A simple and natural interpretations of the DAMPE cosmic-ray electron/positron spectrum within two sigma deviations

The DArk Matter Particle Explorer (DAMPE) experiment has recently announced the first results for the measurement of total electron plus positron fluxes between 25 GeV and 4.6 TeV. A spectral break at about 0.9 TeV and a tentative peak…

High Energy Physics - Phenomenology · Physics 2019-04-24 Jia-Shu Niu , Tianjun Li , Fang-Zhou Xu

Constraining the parameters of heavy dark matter and memory-burdened primordial black holes with DAMPE electron measurements

The DArk Matter Particle Explorer (DAMPE) is a space-based instrument for detecting GeV-TeV cosmic rays and gamma rays. High-energy cosmic rays could be emitted from several dark matter candidates theoretically, such as the heavy dark…

High Energy Astrophysical Phenomena · Physics 2025-03-18 Tian-Ci Liu , Ben-Yang Zhu , Yun-Feng Liang , Xiao-Song Hu , En-Wei Liang

Measurement of the cosmic-ray proton spectrum from 40 GeV to 100 TeV with the DAMPE satellite

The precise measurement of the spectrum of protons, the most abundant component of the cosmic radiation, is necessary to understand the source and acceleration of cosmic rays in the Milky Way. This work reports the measurement of the cosmic…

High Energy Astrophysical Phenomena · Physics 2019-10-02 Q. An , R. Asfandiyarov , P. Azzarello , P. Bernardini , X. J. Bi , M. S. Cai , J. Chang , D. Y. Chen , H. F. Chen , J. L. Chen , W. Chen , M. Y. Cui , T. S. Cui , H. T. Dai , A. D'Amone , A. De Benedittis , I. De Mitri , M. Di Santo , M. Ding , T. K. Dong , Y. F. Dong , Z. X. Dong , G. Donvito , D. Droz , J. L. Duan , K. K. Duan , D. D'Urso , R. R. Fan , Y. Z. Fan , F. Fang , C. Q. Feng , L. Feng , P. Fusco , V. Gallo , F. J. Gan , M. Gao , F. Gargano , K. Gong , Y. Z. Gong , D. Y. Guo , J. H. Guo , X. L. Guo , S. X. Han , Y. M. Hu , G. S. Huang , X. Y. Huang , Y. Y. Huang , M. Ionica , W. Jiang , X. Jin , J. Kong , S. J. Lei , S. Li , W. L. Li , X. Li , X. Q. Li , Y. Li , Y. F. Liang , Y. M. Liang , N. H. Liao , C. M. Liu , H. Liu , J. Liu , S. B. Liu , W. Q. Liu , Y. Liu , F. Loparco , C. N. Luo , M. Ma , P. X. Ma , S. Y. Ma , T. Ma , X. Y. Ma , G. Marsella , M. N. Mazziotta , D. Mo , X. Y. Niu , X. Pan , W. X. Peng , X. Y. Peng , R. Qiao , J. N. Rao , M. M. Salinas , G. Z. Shang , W. H. Shen , Z. Q. Shen , Z. T. Shen , J. X. Song , H. Su , M. Su , Z. Y. Sun , A. Surdo , X. J. Teng , A. Tykhonov , S. Vitillo , C. Wang , H. Wang , H. Y. Wang , J. Z. Wang , L. G. Wang , Q. Wang , S. Wang , X. H. Wang , X. L. Wang , Y. F. Wang , Y. P. Wang , Y. Z. Wang , Z. M. Wang , D. M. Wei , J. J. Wei , Y. F. Wei , S. C. Wen , D. Wu , J. Wu , L. B. Wu , S. S. Wu , X. Wu , K. Xi , Z. Q. Xia , H. T. Xu , Z. H. Xu , Z. L. Xu , Z. Z. Xu , G. F. Xue , H. B. Yang , P. Yang , Y. Q. Yang , Z. L. Yang , H. J. Yao , Y. H. Yu , Q. Yuan , C. Yue , J. J. Zang , F. Zhang , J. Y. Zhang , J. Z. Zhang , P. F. Zhang , S. X. Zhang , W. Z. Zhang , Y. Zhang , Y. J. Zhang , Y. L. Zhang , Y. P. Zhang , Y. Q. Zhang , Z. Zhang , Z. Y. Zhang , H. Zhao , H. Y. Zhao , X. F. Zhao , C. Y. Zhou , Y. Zhou , X. Zhu , Y. Zhu , S. Zimmer

Dark Matter Search in Space: Combined Analysis of Cosmic Ray Antiproton-to-Proton Flux Ratio and Positron Flux Measured by AMS-02

Dark matter search in space has been carried out for many years. Measurements of cosmic ray photons, charged antiparticles and neutrinos are useful tools for dark matter indirect search. The antiparticle energy spectra of cosmic rays have…

High Energy Physics - Phenomenology · Physics 2018-05-16 Jie Feng , Hong-Hao Zhang

Dark matter gets DAMPE at high energies

The DArk Matter Particle Explorer (DAMPE) mission revealed a break in the spectrum of cosmic-ray electons and positrons. This is associated with an excess above the expected backgrounds at energies around 1 TeV. Several authors have argued…

Cosmology and Nongalactic Astrophysics · Physics 2019-02-21 Geoff Beck , Sergio Colafrancesco

A study of energy correction for the electron beam data in the BGO ECAL of the DAMPE

The DArk Matter Particle Explorer (DAMPE) is an orbital experiment aiming at searching for dark matter indirectly by measuring the spectra of photons, electrons and positrons originating from deep space. The BGO electromagnetic calorimeter…

Instrumentation and Detectors · Physics 2015-11-11 Zhiying Li , Zhiyong Zhang , Yifeng Wei , Chi Wang , Yunlong Zhang , Sicheng Wen , Xiaolian Wang , Zizong Xu , Guangshun Huang

A fussy revisitation of antiprotons as a tool for Dark Matter searches

Antiprotons are regarded as a powerful probe for Dark Matter (DM) indirect detection and indeed current data from \PAMELA\ have been shown to lead to stringent constraints. However, in order to exploit their constraining/discovery power…

High Energy Astrophysical Phenomena · Physics 2015-10-28 Mathieu Boudaud

The silicon matrix for the prototype for the Dark Matter Particle Explorer

A new generation detector for the high energy cosmic ray - the DAMPE(DArk Matter Particle Explorer) is a satellite based project. Its main object is the measurement of energy spectrum of cosmic ray nuclei from 100GeV to 100TeV, the high…

Instrumentation and Detectors · Physics 2014-05-20 R. R. Fan , F. Zhang , W. X. Peng , Y. F. Dong , K. Gong , S. Yang , D. Y. Guo , J. Z. Wang , M. Gao , X. H. Liang , J. Y. Zhang , X. Z. Cui , Y. Q. Liu , H. Y. Wang

Interpretations of the DAMPE electron data

The DArk Matter Particle Explorer (DAMPE), a high energy cosmic ray and $\gamma$-ray detector in space, has recently reported the new measurement of the total electron plus positron flux between 25 GeV and 4.6 TeV. A spectral softening at…

High Energy Astrophysical Phenomena · Physics 2017-11-30 Qiang Yuan , Lei Feng , Peng-Fei Yin , Yi-Zhong Fan , Xiao-Jun Bi , Ming-Yang Cui , Tie-Kuang Dong , Yi-Qing Guo , Kun Fang , Hong-Bo Hu , Xiaoyuan Huang , Shi-Jun Lei , Xiang Li , Su-Jie Lin , Hao Liu , Peng-Xiong Ma , Wen-Xi Peng , Rui Qiao , Zhao-Qiang Shen , Meng Su , Yi-Feng Wei , Zun-Lei Xu , Chuan Yue , Jing-Jing Zang , Cun Zhang , Xinmin Zhang , Ya-Peng Zhang , Yong-Jie Zhang , Yun-Long Zhang

Constraints on box-shaped cosmic ray electron feature from dark matter annihilation with the AMS-02 and DAMPE data

Precise measurements of spectra of cosmic ray electrons and positrons can effectively probe the nature of dark matter (DM) particles. In a class of models where DM particles initially annihilate into a pair of intermediate particles which…

High Energy Physics - Phenomenology · Physics 2018-09-26 Lei Zu , Cun Zhang , Lei Feng , Qiang Yuan , Yi-Zhong Fan