ラマン効こう果かMeanings1nounRaman effectphysicsInelastic scattering of photons by matter, resulting in a frequency shift. Used in Raman spectroscopy.ラマン効こう果かは、物ぶっ質しつの分ぶん子し構こう造ぞうを調しらべるのに利り用ようされる。The Raman effect is used to investigate the molecular structure of substances.