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This page describes an image 黑体辐射--紫外线灾难

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Caption: 不同温度黑体的辐射曲线。x 轴表示波长,y 轴表示黑体表面每平方米在每个波长下每秒发射的能量。

温度越高的物体,波长越短,发出的最大能量光也越蓝。尽管图中最冷的天体发出的红光达到峰值,但其他较热的天体发出的红光都比最冷的天体多。

虚线显示的是现代量子力学之前的经典理论所预测的辐射量。对于任何温度高于零的黑体,这一预测在较短波长处都趋于无穷大,被称为 "紫外线灾难"。


Credit: IAU OAE/Niall Deacon.

Diagram translation status: Not yet approved by a reviewer
Diagram translators: Bao Lizhuo
Related glossary terms: Blackbody Radiation , Electromagnetic Radiation , Wavelength
Categories: Physics

Created with support from: OAE Main Office Main Office

License: Creative Commons 署名 4.0 国际 (CC BY 4.0) Creative Commons 署名 4.0 国际 (CC BY 4.0) icons

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