Intense duskside lower band chorus waves observed by Van Allen Probes: Generation and potential acceleration effect on radiation belt electrons
文献类型:期刊论文
作者 | Su, Zhenpeng; Zhu, Hui; Xiao, Fuliang; Zheng, Huinan; Wang, Yuming; He, Zhaoguo; Shen, Chao; Shen, Chenglong; Wang, C. B.; Liu, Rui |
刊名 | JOURNAL OF GEOPHYSICAL RESEARCH-SPACE PHYSICS
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出版日期 | 2014 |
卷号 | 119期号:6页码:4266-4273 |
ISSN号 | 2169-9380 |
通讯作者 | Su, ZP (reprint author), Univ Sci & Technol China, Dept Geophys & Planetary Sci, CAS Key Lab Geospace Environm, Hefei 230026, Peoples R China. |
英文摘要 | Local acceleration driven by whistler mode chorus waves largely accounts for the enhancement of radiation belt relativistic electron fluxes, whose favored region is usually considered to be the plasmatrough with magnetic local time approximately from midnight through dawn to noon. On 2 October 2013, the Van Allen Probes recorded a rarely reported event of intense duskside lower band chorus waves (with power spectral density up to 10(-3)nT(2)/Hz) in the low-latitude region outside of L=5. Such chorus waves are found to be generated by the substorm-injected anisotropic suprathermal electrons and have a potentially strong acceleration effect on the radiation belt energetic electrons. This event study demonstrates the possibility of broader spatial regions with effective electron acceleration by chorus waves than previously expected. For such intense duskside chorus waves, the occurrence probability, the preferential excitation conditions, the time duration, and the accurate contribution to the long-term evolution of radiation belt electron fluxes may need further investigations in future. |
收录类别 | SCI |
语种 | 英语 |
源URL | [http://ir.nssc.ac.cn/handle/122/4476] ![]() |
专题 | 国家空间科学中心_空间科学部 |
推荐引用方式 GB/T 7714 | Su, Zhenpeng,Zhu, Hui,Xiao, Fuliang,et al. Intense duskside lower band chorus waves observed by Van Allen Probes: Generation and potential acceleration effect on radiation belt electrons[J]. JOURNAL OF GEOPHYSICAL RESEARCH-SPACE PHYSICS,2014,119(6):4266-4273. |
APA | Su, Zhenpeng.,Zhu, Hui.,Xiao, Fuliang.,Zheng, Huinan.,Wang, Yuming.,...&Wygant, J. R..(2014).Intense duskside lower band chorus waves observed by Van Allen Probes: Generation and potential acceleration effect on radiation belt electrons.JOURNAL OF GEOPHYSICAL RESEARCH-SPACE PHYSICS,119(6),4266-4273. |
MLA | Su, Zhenpeng,et al."Intense duskside lower band chorus waves observed by Van Allen Probes: Generation and potential acceleration effect on radiation belt electrons".JOURNAL OF GEOPHYSICAL RESEARCH-SPACE PHYSICS 119.6(2014):4266-4273. |
入库方式: OAI收割
来源:国家空间科学中心
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