利用核磁共振仪、扩展X射线吸收精细结构分析、透射电镜对溶胶中的锐钛矿晶体进行深入分析，并考察了锐钛矿晶体的光催化活性。

Nuclear magnetic resonance (NMR) imaging, X-ray absorption fine structure (XAFS) analysis, transmission electron microscope (TEM), and photocatalytic property testing were carried out.

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利用光学吸收谱和X射线吸收精细结构谱分析了铜纳米颗粒在玻璃中的形成机理及其局部结构。

Optical absorption spectroscopy and X-ray absorption fine structure technique were used to study the formation mechanism of Cu nanoparticles and local structures of copper atoms in silicate glass.

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