عملکرد XRD رومیزی به وضوح دستگاه بستگی دارد (FWHM)<0.04°2θ), goniometer linearity (±0.02°2θ), and low-angle ability. Sample form, size, and quantity matter. Voltage, current, scan speed/range, and method are key settings. Cooling, lab environment, and maintenance ensure stability and accuracy.