resonance Raman scattering

initialism: RR
https://doi.org/10.1351/goldbook.08674
Raman scattering that occurs through the polarizability of a molecule, (not the hyperpolarizabilities) and is excited by electromagnetic radiation that is in resonance with electronic transitions or vibronic transitions in the sample.
Source:
PAC, 2021, 93, 647. (Glossary of methods and terms used in analytical spectroscopy (IUPAC Recommendations 2019)) on page 762 [Terms] [Paper]