Complex sentence: Resonance hyper Raman spectroscopy generally involves a more intense light beam than resonance Raman spectroscopy, however the frequency of each photon can be dropped to achieve what would otherwise require higher frequency light.
Split into simpler sentences: Resonance hyper Raman spectroscopy generally involves a more intense light beam than resonance Raman spectroscopy. However, the frequency of each photon can be dropped to achieve what would otherwise require higher frequency light.