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ＮｄＣａ４ＧｄＯ（ＢＯ３）３（简称ＮｄＧｄＣＯＢ）是一种新型自倍频晶体。ＢｄＣＯＢ属单斜双轴晶，空间群为Ｃｍ，晶胞参数为ａ＝０．８０９５ｎｍ，ｂ＝１．６０１８ｎｍ，ｃ＝０．３５５８ｎｍ，β＝１０１．２６°。吸收光谱呈强烈偏振特性，Ｅ∥ｘ具有最强的吸收...
NdCa4GdO (BO3) 3 (NdGdCOB) is a new type of self-doubling frequency crystal. BdCOB is a monoclinic biaxial crystal with a space group of Cm. The unit cell parameters are a = 0.8095 nm, b = 1.6018 nm, c = 0.3558 nm and β = 101.26 °. Absorption spectrum was strongly polarized, E∥x has the strongest absorption ...