将100 keV、剂量为5 x 1016/cm2的Cu离子和65 keV、剂量为5 x 1016/cm2的Zn离子单独或顺次注入到无定形Si〇2 中，并在氮气中热处理，研宄了 Cu-Zn合金纳米颗粒(NPs)的合成、热演变及其光学性质。结果表明：通过离子注入法将顺 次注入Cu和Zn离子的样品在注入态形成了 Cu-Zn合金NPs，并在520nm附近产生了表面等离子共振(SPR)吸收峰。热处理 后，合金的SPR吸收峰增强并蓝移；直至800蚓时，Cu-Zn合金才分解。Cu-Zn合金NPs能够在700蚓稳定存在，同时具有 很好的三阶非线性光学性质。

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