Glossary term: 光子
Description: 光子（photon）一詞來自希臘語 phōs，釋義為光，與light同義並可互換使用。當天文學家提到光時，他們指的是從無線電波一直到伽馬射線所有類型的電磁輻射。
光子是一種基本粒子，是電磁力的載體，被認為是最小的電磁能量波包（量子）。給定頻率的子的能量與其頻率成正比，與其波長成反比。
現代觀點認為，光子不僅是一種粒子，也是一種波。在天文學中，光子是我們觀測和測量宇宙及其所含天體各個方面的基礎。
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Term and definition status: The original definition of this term in English have been approved by a research astronomer and a teacher The translation of this term and its definition is still awaiting approval
This is an automated transliteration of the simplified Chinese translation of this term
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