以稀土硝酸盐和硼酸作为原料,采用溶胶-凝胶法在硅底片上通过浸涂合成了YBO3∶Eu3+薄膜.应用X-射线衍射(XRD)、能量色散X射线衍射(EDX)、原子力显微镜(AFM)和荧光分光光谱仪分别研究了其晶体结构、形貌、化学成份和光致发光(PL)性能.结果表明,成功合成了YBO3∶Eu3薄膜,由平均粒径为100 nm、均方根(RMS)粗糙度为10 nm的YBO3∶Eu3+纳米晶组成,在PL光谱中于588 nm和616 nm处分别呈现出橙色发光峰和红色发光峰,归因于Eu3+掺杂的(5 D0→7F1)和(5D0→7F2)能级跃迁.
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