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极盖吸收
释义
极盖吸收
Encyclopedia
理学
极盖吸收
释
polar cap absorption
极盖吸收
强烈的太阳耀斑爆发时,由太阳喷射出来的高能质子流沿着地磁力线沉降在极盖区上层大气中,使极盖地区D层的电离急剧增大,造成通过极盖地区电离层的无线电波被强烈吸收,称极盖吸收。
理学
白光耀斑
释
polar cap absorption;PCA
极盖吸收
兆电子伏级的太阳宇宙线粒子进入50~100千米高度的地球大气层,引起大气电离加强,最终导致通过极区的无线电波被严重吸收的现象。
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