Neptunium

Element density: 20.45 g/cm³
Electron configuration: [Rn]5f⁴6d¹7s²
Oxidation states: +3,4,5,6

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	100.780	Ll	11.885	Mz	2.578
Kβ	115.891	Ln	15.874	Mα	3.253
		Lα¹	13.939	Mβ	3.432
		Lβ¹	17.762	Mγ	3.662
		Lβ²	16.850	M₂N₄	4.542
		Lγ¹	20.757
		Lγ²	21.107