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Related papers: Interpretations of the DAMPE electron data

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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

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

The DArk Matter Particle Explorer (DAMPE) is well suitable for searching for monochromatic and sharp $\gamma$-ray structures in the GeV$-$TeV range thanks to its unprecedented high energy resolution. In this work, we search for $\gamma$-ray…

High Energy Astrophysical Phenomena · Physics 2022-12-07 Francesca Alemanno , Qi An , Philipp Azzarello , Felicia Carla Tiziana Barbato , Paolo Bernardini , Xiao-Jun Bi , Ming-Sheng Cai , Elisabetta Casilli , Enrico Catanzani , Jin Chang , Deng-Yi Chen , Jun-Ling Chen , Zhan-Fang Chen , Ming-Yang Cui , Tian-Shu Cui , Yu-Xing Cui , Hao-Ting Dai , Antonio De Benedittis , Ivan De Mitri , Francesco de Palma , Maksym Deliyergiyev , Margherita Di Santo , Qi Ding , Tie-Kuang Dong , Zhen-Xing Dong , Giacinto Donvito , David Droz , Jing-Lai Duan , Kai-Kai Duan , Domenico D'Urso , Rui-Rui Fan , Yi-Zhong Fan , Fang Fang , Kun Fang , Chang-Qing Feng , Lei Feng , Piergiorgio Fusco , Min Gao , Fabio Gargano , Ke Gong , Yi-Zhong Gong , Dong-Ya Guo , Jian-Hua Guo , Shuang-Xue Han , Yi-Ming Hu , Guang-Shun Huang , Xiao-Yuan Huang , Yong-Yi Huang , Maria Ionica , Wei Jiang , Jie Kong , Andrii Kotenko , Dimitrios Kyratzis , Shi-Jun Lei , Shang Li , Wen-Hao Li , Wei-Liang Li , Xiang Li , Xian-Qiang Li , Yao-Ming Liang , Cheng-Ming Liu , Hao Liu , Jie Liu , Shu-Bin Liu , Yang Liu , Francesco Loparco , Chuan-Ning Luo , Miao Ma , Peng-Xiong Ma , Tao Ma , Xiao-Yong Ma , Giovanni Marsella , Mario Nicola Mazziotta , Dan Mo , Maria Mu , Xiao-Yang Niu , Xu Pan , Andrea Parenti , Wen-Xi Peng , Xiao-Yan Peng , Chiara Perrina , Rui Qiao , Jia-Ning Rao , Arshia Ruina , Zhi Shangguan , Wei-Hua Shen , Zhao-Qiang Shen , Zhong-Tao Shen , Leandro Silveri , Jing-Xing Song , Mikhail Stolpovskiy , Hong Su , Meng Su , Hao-Ran Sun , Zhi-Yu Sun , Antonio Surdo , Xue-Jian Teng , Andrii Tykhonov , Jin-Zhou Wang , Lian-Guo Wang , Shen Wang , Shu-Xin Wang , Xiao-Lian Wang , Ying Wang , Yan-Fang Wang , Yuan-Zhu Wang , Da-Ming Wei , Jia-Ju Wei , Yi-Feng Wei , Di Wu , Jian Wu , Li-Bo Wu , Sha-Sha Wu , Xin Wu , Zi-Qing Xia , En-Heng Xu , Hai-Tao Xu , Zhi-Hui Xu , Zun-Lei Xu , Zi-Zong Xu , Guo-Feng Xue , Hai-Bo Yang , Peng Yang , Ya-Qing Yang , Hui-Jun Yao , Yu-Hong Yu , Guan-Wen Yuan , Qiang Yuan , Chuan Yue , Jing-Jing Zang , Sheng-Xia Zhang , Wen-Zhang Zhang , Yan Zhang , Yi Zhang , Yong-Jie Zhang , Yun-Long Zhang , Ya-Peng Zhang , Yong-Qiang Zhang , Zhe Zhang , Zhi-Yong Zhang , Cong Zhao , Hong-Yun Zhao , Xun-Feng Zhao , Chang-Yi Zhou , Yan Zhu , Yun-Feng Liang

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

A TeV spectral break in the total flux of cosmic-ray electrons and positrons (CREs) at which the spectral power index softens from $\sim 3$ to $\sim 4$ has been observed by H.E.S.S. and recently confirmed by DAMPE with a high significance…

High Energy Astrophysical Phenomena · Physics 2021-06-16 Yu-Chen Ding , Nan Li , Chun-Cheng Wei , Yue-Liang Wu , Yu-Feng Zhou

Using a simplified framework, we attempt to explain the recent DAMPE cosmic $e^+ + e^-$ flux excess by leptophilic Dirac fermion dark matter (LDM). The scalar ($\Phi_0$) and vector ($\Phi_1$) mediator fields connecting LDM and Standard…

High Energy Physics - Phenomenology · Physics 2018-04-04 Guang Hua Duan , Lei Feng , Fei Wang , Lei Wu , Jin Min Yang , Rui Zheng

Recent precision measurements of the flux of cosmic ray positrons by the Alpha Magnetic Spectrometer show that the spectrum has a marked softening feature for energies close to one TeV. A possible interpretation of this result is that the…

High Energy Astrophysical Phenomena · Physics 2019-02-19 Paolo Lipari

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

The DArk Matter Particle Explorer (DAMPE), one of the four scientific space science missions within the framework of the Strategic Pioneer Program on Space Science of the Chinese Academy of Sciences, is a general purpose high energy…

Instrumentation and Methods for Astrophysics · Physics 2017-09-15 J. Chang , G. Ambrosi , Q. An , R. Asfandiyarov , P. Azzarello , P. Bernardini , B. Bertucci , M. S. Cai , M. Caragiulo , D. Y. Chen , H. F. Chen , J. L. Chen , W. Chen , M. Y. Cui , T. S. Cui , A. D'Amone , A. De Benedittis , I. De Mitri , M. Di Santo , J. N. Dong , T. K. Dong , Y. F. Dong , Z. X. Dong , G. Donvito , D. Droz , K. K. Duan , J. L. Duan , M. Duranti , D. D'Urso , R. R. Fan , Y. Z. Fan , F. Fang , C. Q. Feng , L. Feng , P. Fusco , V. Gallo , F. J. Gan , W. Q. Gan , M. Gao , S. S. Gao , F. Gargano , K. Gong , Y. Z. Gong , J. H. Guo , Y. M. Hu , G. S. Huang , Y. Y. Huang , M. Ionica , D. Jiang , W. Jiang , X. Jin , J. Kong , S. J. Lei , S. Li , X. Li , W. L. Li , Y. Li , Y. F. Liang , Y. M. Liang , N. H. Liao , Q. Z. Liu , H. Liu , J. Liu , S. B. Liu , Q. Z. Liu , W. Q. Liu , Y. Liu , F. Loparco , J. Lü , M. Ma , P. X. Ma , S. Y. Ma , T. Ma , X. Q. Ma , X. Y. Ma , G. Marsella , M. N. Mazziotta , D. Mo , T. T. Miao , X. Y. Niu , M. Pohl , X. Y. Peng , W. X. 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 , X. B. Tian , A. Tykhonov , V. Vagelli , S. Vitillo , C. Wang , Chi 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 , S. C. Wen , Z. M. Wang , D. M. Wei , J. J. Wei , Y. F. Wei , D. Wu , J. Wu , S. S. Wu , X. Wu , K. Xi , Z. Q. Xia , Y. L. Xin , H. T. Xu , Z. L. Xu , Z. Z. Xu , G. F. Xue , H. B. Yang , J. Yang , P. Yang , Y. Q. Yang , Z. L. Yang , H. J. Yao , Y. H. Yu , Q. Yuan , C. Yue , J. J. Zang , C. Zhang , D. L. Zhang , F. Zhang , J. B. Zhang , J. Y. Zhang , J. Z. Zhang , L. Zhang , P. F. Zhang , S. X. Zhang , W. Z. Zhang , Y. Zhang , Y. J. Zhang , Y. Q. Zhang , Y. L. Zhang , Y. P. 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

The major scientific goals of DArk Matter Particle Explorer (DAMPE) are to study cosmic-ray electrons (including positrons) and gamma rays from 5 GeV to 10 TeV and nuclei from Z = 1 to 26 up to 100 TeV. The deposited energy measured by the…

Instrumentation and Detectors · Physics 2020-09-02 Libo Wu , Yunlong Zhang , Zhiyong Zhang , Yifeng Wei , Sicheng Wen , Haoting Dai , Chengming Liu , Xiaolian Wang , Zizong Xu , Guangshun Huang

We present a Bayesian and frequentist analysis of the DAMPE charged cosmic ray spectrum. The spectrum, by eye, contained a spectral break at about 1 TeV and a monochromatic excess at about 1.4 TeV. The break was supported by a Bayes factor…

High Energy Physics - Phenomenology · Physics 2018-03-13 Andrew Fowlie

The Dark Matter Particle Explorer (DAMPE) is an upcoming scientific satellite mission for high energy gamma-ray, electron and cosmic rays detection. The silicon tracker (STK) is a sub detector of the DAMPE payload with an excellent position…

Instrumentation and Methods for Astrophysics · Physics 2019-08-17 Yifan Dong , Fei Zhang , Rui Qiao , Wenxi Peng , Ruirui Fan , Ke Gong , Di Wu , Huanyu Wang

The DArk Matter Particle Explorer (DAMPE) is a cosmic-ray detector as well as a pair-converting $\gamma$-ray telescope. The effective area, reflecting the geometrical cross-section area, the $\gamma$-ray conversion probability and the…

Instrumentation and Methods for Astrophysics · Physics 2024-11-14 Zhao-Qiang Shen , Wen-Hao Li , Kai-Kai Duan , Wei Jiang , Zun-Lei Xu , Chuan Yue , Xiang Li

Recent high-energy cosmic $e^\pm$ measurement from the DArk Matter Particle Explorer (DAMPE) satellite confirms the deviation of total cosmic ray electron spectrum above 700-900 GeV from a simple power law. In this paper we demonstrate that…

High Energy Astrophysical Phenomena · Physics 2019-12-11 Yu Gao , Yin-Zhe Ma

We propose two possibilities to explain an excess of electron/positron flux around 1.4 TeV recently reported by Dark Matter Explore (DAMPE) in the framework of radiative seesaw models where one of them provides a fermionic dark matter…

High Energy Physics - Phenomenology · Physics 2017-12-05 Takaaki Nomura , Hiroshi Okada

The DArk Matter Particle Explorer (DAMPE), one of the four space-based scientific missions within the framework of the Strategic Pioneer Program on Space Science of the Chinese Academy of Sciences, has been successfully launched on Dec.…

Instrumentation and Detectors · Physics 2020-09-30 Yong-Yi Huang , Tao Ma , Chuan Yue , Yan Zhang , Jin Chang , Tie-Kuang Dong , Yong-Qiang Zhang

he DArk Matter Particle Explorer (DAMPE) is a general purposed satellite-borne high energy $\gamma-$ray and cosmic ray detector, and among the scientific objectives of DAMPE are the searches for the origin of cosmic rays and an…

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

The DArk Matter Particle Explorer (DAMPE), also known as Wukong in China, launched on December 17, 2015, is a new high energy cosmic ray and {\gamma}-ray satellite-borne observatory in space. One of the main scientific goals of DAMPE is to…

The DArk Matter Particle Explorer (DAMPE) is dedicated to exploring critical scientific domains including the indirect detection of dark matter, cosmic ray physics, and gamma ray astronomy. This study introduces a novel method for…

Instrumentation and Methods for Astrophysics · Physics 2024-11-01 Kai-Kai Duan , Zhao-Qiang Shen , Zun-Lei Xu , Wei Jiang , Xiang Li