The procucts were characterized by scanning electron microscope(SEM), infrared spectra(IR), raman shift(Raman), X-ray diffraction(XRD), thermogravimetric analysis(TGA).

• 采用扫描电镜、红外光谱、拉曼光谱、X 射线粉末衍射、差热-热重等分析手段对样品进行了表征。