High-temperature Raman spectroscopic study of vanadoborate Na3VO2B6O11
Zhang Ji1, †, , Zhang De-Ming2, Zhang Qing-Li2, Yin Shao-Tang2
       

The wavenumber shifts of Raman peaks with temperature increasing at different frequencies. The lines from top to bottom mean 380 cm−1, 276 cm−1, 220 cm−1, and 178 cm−1, respectively.