Supporting Information Anti-Defect Engineering Toward High Luminescent Efficiency in Whitlockite Phosphors

Main parameters of processing and refinement of the phosphors<br>Fractional atomic coordinates and isotropic displacement parameters (Å2) of phosphors. Main bond lengths (Å) of phosphors.Calculation of the Debye temperature of phosphors. 6 DFT simulation calculation of the formation energy E of 6 kinds of Ce3+ different crystallographic positions of phosphors.The Gaussian fitting parameters of the high-resolution XPS spectrum of phosphors, about the 3d core energy level of Ce, the 1s core energy level of Li, and Na, and the 2p core energy level of K.The main devices parameters of Red-LED and Warm-white LED Difference Rietveld plot of phosphors.<br>The excitation spectra monitored by 366nm emission.The emperature-dependent PL emission spectra of phosphors.The XRD patterns at 25℃-1000℃ of phosphors.\PL spectra of phosphors under 310 nm excitation.