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南大西洋异常区内辐射带高能质子辐射环境长期变化的研究 被引量:4

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摘要 完善和发展了绝热带电粒子漂移壳追踪方法(DSTM),应用该方法进一步研究了内辐射带低高度高能质子辐射环境的长期变化,并与卫星观测做了比较.研究表明,在过去的30年里SAA区1000km高度,高能质子通量显著增强,SAA区质子通量的中心区域显著西移和扩大,理论预测结果与卫星的观测事实相符合.高能质子寿命的计算结果证明了DSTM是估算内辐射带高能质辐射环境长期变化的合理方法.
出处 《中国科学(D辑)》 CSCD 北大核心 2005年第7期658-663,共6页 Science in China(Series D)
基金 国教育部博士点基金 国家自然科学基金高科技预研项目(49984002) 交叉重大项目"地球空间暴多时空尺度物理过程研究" 国家基础科学重大项目(G200000784)资助
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参考文献19

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