Diluted magnetic semiconductor(DMS)is a new functional semiconductor and magnetic material with the electronic properties and magnetic properties having the application prospects in large scale integrated circuit high frequency device and optoelectronic device.We prepared C doped anatase TiO_2 and pure anatase TiO_2 nanoparticles by spark plasma sintering(SPS).The X-ray diffraction(XRD),transmission electron microscopy(TEM),Raman analysis and X-ray photoelectron spectroscopy(XPS),the photoluminescence(PL)an...