photoelectric effect

IPA/fˌəʊtəʊɪlˈɛktɹɪk ɪfˈɛkt/
IPA/fˌoʊɾoʊᵻlˈɛktɹɪk ɪfˈɛkt/

photoelectric effect — 名詞

1. the physical process in which light that strikes a metal surface causes free ele

1.名詞B2
釋義

光電效應

光使金屬釋放電子的現象

the physical process in which light that strikes a metal surface causes free electrons to be released from that surface, converting light energy into electrical energy

例句

Einstein explained the photoelectric effect in a famous paper published in 1905.

愛因斯坦在 1905 年發表的一篇著名論文中解釋了光電效應。

the + photoelectric effect; used with definite article

Solar panels use the photoelectric effect to turn sunlight into electricity.

太陽能板利用光電效應將陽光轉換成電力。

practical application: solar panels use the photoelectric effect

文法句型

the + photoelectric effect

photoelectric effect + noun

用法筆記

This is a scientific term from physics, usually used with the definite article 'the'. Albert Einstein won the Nobel Prize in Physics in 1921 for his theoretical explanation of this phenomenon, which was a key piece of evidence for the particle nature of light and the development of quantum theory.

常見錯誤

❌The photovoltaic effect and the photoelectric effect are the same thing.
✅The photoelectric effect involves electrons leaving a metal surface, while the photovoltaic effect generates voltage within a material.
💡These are related but different phenomena.