以PTCBaTiO3 热敏陶瓷为基底材料 ,在其表面利用离子束混合技术成功地制备了SnO2 气体敏感薄膜。应用X射线衍射 (XRD)和光电子能谱技术 (XPS)对样品薄膜层的物相及化学结合状态进行较为详细的分析 Based on PTCBaTiO3 thermosensitive ceramics, SnO2 gas sensitive thin films were successfully prepared on the surface by ion beam mixing. X-ray diffraction (XRD) and photoelectron spectroscopy (XPS) were used to analyze the phase and chemical bonding state of the sample film in more detail