The infrared absorption and the laser excited Raman spectra of BaCl2·2H2O powder have been analyzed. The force constants kH and kH' governing the librational modes of H2O molecules in this crystal are also reported.
Y. S. Jain, V. K. Kapoor, and H. D. Bist, "The Infrared and Raman Spectra of BaCl2·2H2O Powder," Appl. Spectrosc. 30, 440-443 (1976)