Fe2(MoO4)3 (Fe/Mo =0.67)9 and Fe2(MoO4)3-4MoO3 (Fe/Mo = 0.29) were studied by in-situ Mossbauer spectroscopy,XRD,XPS,IR and UV-DRS.

• 采用原位穆斯堡尔谱、XRD、XPS、IR和UVDRS等对Fe/Mo=0.；67的Fe_2(MoO_4)_3和Fe/Mo=0