Powder X-ray diffraction 。Instrumentation -Goniometer and monochromator -System aberrations Samples and data acquisition -Distortion of diffraction pattern Phase identification Data acquisition/processing -Qualitative and quantitative analysis -Search/analysis softwarePowder X-ray diffraction • Instrumentation – Goniometer and monochromator – System aberrations • Samples and data acquisition – Distortion of diffraction pattern • Phase identification – Data acquisition/processing – Qualitative and quantitative analysis – Search/analysis software