Erbium
Element density: 9.07 g/cm3
Electron configuration: [Xe]4f126s2
Oxidation states: +3

Edges
Explore electron energy loss spectroscopy (EELS) reference spectra, featuring major and minor edges used for elemental identification and chemical state analysis in materials research.
Major edges | |||
|---|---|---|---|
L3 | 8358 |
|
|
M4 | 1453 | ||
M5 | 1409 | ||
N4 | 177 | ||
N5 | 168 | ||
O2,3 | 29 | ||
Minor edges | |||
|---|---|---|---|
L1 | 9751 |
|
|
L2 | 9264 |
|
|
M1 | 2207 |
| |
M2 | 2006 | ||
M3 | 1812 | ||
N1 | 449 |
| |
N2 | 366 | ||
N3 | 320 | ||
O1 | 60 |
| |
Considerations
Sharp M4,5-edges allow for trace analysis.
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Related spectral data

Er2O3 thin film (0 – 380 eV)
Material analyzed: Er2O3
Related elements: Erbium, Oxygen
Data contributor: Gatan
Beam energy (keV): 200
Nominal energy range (eV): 0 – 380
Collection semi-angle effective (mrad): 100
Notes: Serial EELS; zero-loss peak intensity = 2.88e9; total elastic int. / zero-loss int. = 0.16; gain change factor = 792; 50 sweeps 10 ms dwell









