The Origin of Anomalous Hard Positrons in the Cosmic Rays Above 10 GeV

Chen Fengzhi; Nie Chuanhui

Chinese Physics C> 1991, Vol. 15> Issue(S3) : 259-264

The Origin of Anomalous Hard Positrons in the Cosmic Rays Above 10 GeV

Chen Fengzhi ¹ ,
Nie Chuanhui ¹

1 Department of Physics, Anhui Normal University, Wuhu, Anhui, China;
2 Institute of High Energy Physics, the Chinese Academy of Sciences, Beijing, China

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Abstract：
We suggest that the heavy neutral leptons in a specific version of SU(3)_L×U(1) model not only act as dark matter particles but also provide a source of anomalous hard positrons in the cosmic rays above 10 GeV.

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[4]	Muhammad Farhan Taseer , Subhash Singha . Impact of particle production mechanisms on pseudorapidity distribution and directed flow in Au+Au and Cu+Cu collisions at ${ \sqrt{{\boldsymbol s}_{\boldsymbol{ NN}}}}$ = 19.6 GeV using AMPT model. Chinese Physics C, 2025, 49(10): 104101. doi: 10.1088/1674-1137/ade660
[5]	Shi-Qi Ling , Zhao-Huan Yu . Imprints of an early matter-dominated era arising from dark matter dilution mechanism on cosmic string dynamics and gravitational wave signatures. Chinese Physics C, 2025, 49(10): 105105. doi: 10.1088/1674-1137/addcd6
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Chen Fengzhi and Nie Chuanhui. The Origin of Anomalous Hard Positrons in the Cosmic Rays Above 10 GeV[J]. Chinese Physics C, 1991, 15(S3): 259-264.

Chen Fengzhi and Nie Chuanhui. The Origin of Anomalous Hard Positrons in the Cosmic Rays Above 10 GeV[J]. Chinese Physics C, 1991, 15(S3): 259-264. shu

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Received: 1990-10-15

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沈阳化工大学材料科学与工程学院沈阳 110142

The Origin of Anomalous Hard Positrons in the Cosmic Rays Above 10 GeV

Chen Fengzhi ^1,
Nie Chuanhui ^1,

1 Department of Physics, Anhui Normal University, Wuhu, Anhui, China;
2 Institute of High Energy Physics, the Chinese Academy of Sciences, Beijing, China

Received Date: 1990-10-15

Abstract: We suggest that the heavy neutral leptons in a specific version of SU(3)_L×U(1) model not only act as dark matter particles but also provide a source of anomalous hard positrons in the cosmic rays above 10 GeV.