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太阳风高速流中重离子(α粒子)的捕获加速机制

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摘要 观测表明,太阳风高速流中重离子(α粒子)的速度高于太阳风整体速度,而且大约高出一个Alfven波速;同时还有少量质子也是如此.提出当太阳风高速流被加速到Alfven速度时,动力Alfven波二次激发,捕获全部的α粒子和部分质子并形成Alfven孤波.这一机制可以解释上述观测结果.数值计算给出波激发捕获条件.
出处 《中国科学(A辑)》 CSCD 北大核心 2001年第12期1118-1126,共9页 Science in China(Series A)
基金 国家自然科学基金资助项目(批准号:49774249 49990452)
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参考文献15

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