The anisotropic EPR spectra of Mn~(4+) doped and Mn~(2+) doped sampleswere measured and analysed,and the spectra of Mn doped samples in crystal pow-der state and in glass state were also measured.

• 测试并分析了 Mn~(4+)和Mn~(2+)掺杂样品各向异性的 EPR 谱线,也测试了处于晶体粉末态及玻璃态的 Mn 掺杂样品的谱线,认为 Mn~(2+)离子进入氧八面体占据 Bi 位。