On the origin of solar and stellar flares

被引:0
|
作者
Ibadov, Subhon [1 ,2 ]
Ibodov, Firuz S. [1 ]
机构
[1] Moscow MV Lomonosov State Univ, Sternberg Astron Inst, Moscow 119991, Russia
[2] Tajik Acad Sci, Inst Astrophys, Dushanbe 734042, Tajikistan
来源
关键词
Sun/stargrazing comets; falling evaporating bodies/FEBs; impacts; stellar flares; COMETARY; MECHANISM; IMPACTS;
D O I
10.1017/S174392131501073X
中图分类号
P1 [天文学];
学科分类号
0704 ;
摘要
Solar and stellar flares due to impacts of comet nuclei and falling evaporating bodies, FEBs, with the Sun/stars are analytically considered. It is shown that impacts of sun/stargrazing comets will be accompanied by essential aerodynamic effects: nuclei crushing and expansion/flattening of crushed mass within the chromosphere. These processes lead to impulse generation of a hot plasma, strong shock wave in the thin layer near photosphere, eruption of the hot ionized clump to the lower corona, i.e., impact-induced solar/stellar flares.
引用
收藏
页码:288 / 293
页数:6
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