The energy values of the doublet state ~2E_g are also obtained, and the reasons why YAG: Crs~(2+) emits only narrow-band fluorescence whereas GGG(Ca, Mg, Zr): Cr~(3+) emits wide-band fluorescence are explained.

• 还计算得到了二重态~2E_3的能量值,从而阐明了YAG_2cr~(3+)只能发射窄带荧光,而GGG(Ca,Mg,Zr):Cr~(3+)能发射强的宽带荧光的机理。