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And that means radiation of energy, and that energy has to come from inside the atom itself.
意味着有能量的辐射，这些能量来自于原子本身。
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He used various forms of high-energy radiation in order to make the droplets bear a charge.
他使用很多形式的高能辐射,为了就是使这些液滴带电。
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So what we'll do is this problem here, which is let's calculate out what the wavelength of radiation n would be emitted from a hydrogen atom if we start at the n equals 3 level and we go down to the n equals 2 level.
我们来做这个问题,让我们来计算一下,从n等于3到,等于2能级氢原子辐射的波长是多少。
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And then he analyzed the components of that radiation and this is what he found.
然后他分析了，这种辐射的组成部分,这就是他的发现。
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On the other hand, when it came to penetrating solids, penetrating solids, the alpha radiation was poor at penetrating solids, whereas the beta radiation was very good at penetrating solids.
另一方面，当研究穿过固体的时候，嗯，穿过固体，会发现阿尔法射线很难穿过固体，然而贝塔射线,很容易穿过固体。
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Radiation is the emission of energy.
辐射会发出能量。
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