SEM vs. EDS: What Are the Main Differences? Kumar Jeetendra | March 22, 2025 For material analysis, Scanning Electron Microscopy (SEM) and Energy Dispersive X-ray Spectroscopy (EDS) are two commonly used techniques. As is the case for many methods, both of these techniques are usually employed together for detailed analyses, even though both have their own specific applications and benefits. Familiarizing with SEM and EDS SEM (Scanning Electron Microscopy): …