spectrometer
noun [ C ] physics specialized uk/spekˈtrɒm.ɪ.tər/ us/spekˈtrɑː.mə.t̬ɚ/
光谱仪
a piece of equipment that scientists use to record and measure spectra (= the set of colours into which a beam of light can be separated, or a range of waves, such as light waves or radio waves)
The spectrometers analyze minerals by measuring the light spectrum they absorb or reflect. 光谱仪通过测量矿物吸收或反射的光线光谱来对其进行分析。
They used a spectrometer to analyse the frequency of radiation reflected from the surface of Mars.
See also: mass spectrometer
- More examples
- Essentially, the spectrometer is a magnetic tunnel that tracks particles flowing through it.
- The probe would carry infrared and ultraviolet spectrometers, devices that spread light into its component colours to identify chemical compounds.