Promethium

Element density: 7.26 g/cm³
Electron configuration: [Xe]4f⁵6s²
Oxidation states: +3

X-ray peak intensities

A quick-reference for exploring x-ray peak intensities across element series (K, L, M, N) to support accurate EDS analysis in electron microscopy.

K‑Series		L‑Series		M‑Series
Kα	38.647	Ll	4.810	Mz	0.794
Kβ	43.928	Ln	5.363	Mα	1.032
		Lα¹	5.431	Mβ	1.055
		Lβ¹	5.959	Mγ	1.240
		Lβ²	6.337	M₂N₄	1.588
		Lγ¹	6.890
		Lγ²	7.169