Niobium
Element density: 8.57 g/cm3
Electron configuration: [Kr]4d45s1
Oxidation states: +3,5
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 | |||
|---|---|---|---|
K | 18986 |
|  |
L2 | 2465 |  |  |
L3 | 2371 | | |
M4 | 207 |
| |
M5 | 205 |
| |
N2,3 | 34 |  | |
Minor edges | |||
|---|---|---|---|
L1 | 2698 |
| |
M1 | 468 |
|  |
M2 | 378 |  |  |
M3 | 363 | | |
N1 | 2698 |
| |
Considerations
M4,5-edges at low energy and delayed. L-edges typically give high SNR for mapping.
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Related spectral data
Nb2O5 particle on holey C film (0 – 920 eV)
Material analyzed: Nb2O5
Related elements: Niobium, Oxygen
Data contributor: Gatan
Beam energy (keV): 200
Nominal energy range (eV): 0 – 920
Collection semi-angle effective (mrad): 100
Notes: Serial EELS; zero-loss peak intensity = 8.16e8; total elastic int. / zero-loss int. = 0.30; gain change factor = 206; 120 sweeps 20 ms dwell
Applications
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