Also known as absorption spectral line, spectral absorption line, absorption band
range on the electromagnetic spectrum which are characteristic of a certain transition from initial to final state in a substance
Wikidata facts
- Instance of
- spectral line
- Subclass of
- spectral line
- Part of
- absorption spectrum
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- described by source
- Nordisk familjebok
Sources (3)
via Wikidata · CC0
Article · 中文
當光子被電磁場吸收時光子會消失，並且系統會因為吸收了光子而發生變化。能量、動量、角動量、磁偶極矩和電偶極矩都從光子轉換到這個系統。由於必須滿足守恆律，這種轉換受到一系列的制約，結果將導致一系列的選擇定則。在可觀測到的範圍內，它不可能做任意的能量或頻率的轉換。
Abstract from DBpedia / Wikipedia · CC BY-SA