noun
emission spectroscopy; emission spectrography
Analytical technique that measures light emitted by excited atoms or molecules to determine elemental composition. Used in chemistry, physics, and materials science.
発光分光法は金属元素の分析によく使われる。
Emission spectroscopy is often used for the analysis of metallic elements.
この研究では発光分光法を用いて試料の組成を調べた。
In this research, the composition of the sample was investigated using emission spectroscopy.
Compound of 発光 (emission of light) + 分光 (spectroscopy) + 法 (method). A straightforward technical term with no obscure historical derivation.