网站首页  汉语  德语  英语

请输入您要查询的英文单词：

　

单词 Paschen series
释义

Definition of Paschen series in English:

Paschen series

nounˈpaʃ(ə)nˈpäSHən ˌsirēz
Physics

  • A series of lines in the infrared spectrum of atomic hydrogen, between 1.88 and 0.82 micrometres.

    〔物理〕帕刑系

    Example sentencesExamples
    • See a 1922 paper by Frederick Brackett comparing Bohr's formula for the hydrogen spectral series with the Paschen series and with two members of a new series.
    • The Paschen series describes transitions from a higher level down to n = 3.

Origin

1920s: named after L. C. H. Friedrich Paschen (1865–1947), German physicist.

Definition of Paschen series in US English:

Paschen series

nounˈpäSHən ˌsirēz
Physics

  • A series of lines in the infrared spectrum of atomic hydrogen, between 1.88 and 0.82 micrometers.

    〔物理〕帕刑系

    Example sentencesExamples
    • See a 1922 paper by Frederick Brackett comparing Bohr's formula for the hydrogen spectral series with the Paschen series and with two members of a new series.
    • The Paschen series describes transitions from a higher level down to n = 3.

Origin

1920s: named after L. C. H. Friedrich Paschen (1865–1947), German physicist.
随便看

　

雅致网英汉双解词典包含236457条英汉翻译词条，涵盖了常用英语单词及词组短语的翻译及用法，是英语学习的必备工具。

　

Copyright © 2002-2024 53pku.com All Rights Reserved
更新时间：2025/7/5 14:20:20