使用优级纯的NH4H2PO4(含量＞99.5%)和重水(纯度＞99.5%)为原料,在重水中经过三次氘化重结晶,获得含氘量＞95%的结晶原料.上述DADP晶体作为原料配成1000ml的饱和溶液,用降温转动法生长出22mm×23mm×78mm尺寸的透明大晶体,并且测定其晶体结构、透过光谱和激光损伤阈值.从数据分析来看在最重要的光谱应用波段(1.06μm附近)DADP晶体综合性能是很优越的,这使得DADP有利于作为电光晶体材料和制作高频高灵敏度的电光器件.
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