Magnon spectra were measured by means of Brillouin scattering from single crystals BCVIG (Bi3_2xCa2xFe_(5-x)V_xO_(12)).

• 用布里渊散射技术测量了BCVIG(Bi_(3-2x)Ca_(2x)Fe_(5-x)V_xO_(12))单晶的磁振子散射谱,同Sande-rcock,Wettling对YIG以及刘玉龙等人对Bi-YIG单晶的测量相比,我们得到了除主峰之外的连续谱带。