aInstitute of Chemistry, Wroc?aw University, ul. Joliot-Curie 14, 50383 Wroc?aw, Poland;bInstitute of Low Temperature and Structure Research of the Polish Academy of Sciences, ul. Okólna 2, 50950, Wroc?aw, Poland
Abstract:
The polarized infrared and Raman spectra of betaine monohydrate single crystal were measured and discussed in relation to the crystal structure. An assignment of the observed bands to the internal vibrations of the betaine and water molecules is proposed.