IUPAC definition : The study of systems by the electromagnetic radiation with which they interact or
that they produce. By convention, spectroscopic properties are expressed in terms
of wavelength i in vacuo /i , not the wavelength within the medium being studied.;
The study of systems by the electromagnetic radiation with which they interact or
that they produce. By convention, spectroscopic properties are expressed in terms
of wavelength i in vacuo /i , not the wavelength within the medium being studied.
Currated CISMeF NLP mapping