Highly effective conversion of CO2 into light olefins abundant in ethene

Supplementary material: N2 adsorption, PXRD, XPS, SEM, TEM, testing data, GC chromatographs, TGA, IR, transition state energy calculations补充材料：氮气吸附 (N₂ adsorption)、X射线粉末衍射 (Powder X-ray Diffraction, PXRD)、X射线光电子能谱 (X-ray Photoelectron Spectroscopy, XPS)、扫描电子显微镜 (Scanning Electron Microscope, SEM)、透射电子显微镜 (Transmission Electron Microscope, TEM)、测试数据、气相色谱图 (Gas Chromatograph, GC)、热重分析 (Thermogravimetric Analysis, TGA)、红外光谱 (Infrared Spectroscopy, IR) 及过渡态能量计算。