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33
As
74.92

Arsenic

Element density: 5.73 g/cm3
Electron configuration:

[Ar]3d104s24p3

Oxidation states: +3,5/-3

Major edges

What are these symbols?
L21359
L31323
M4541

Minor edges

L11526
M1203
M23140

Considerations

L2,3-edges have large cross-section for quantification and mapping.

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Related spectral data

DM Data
MSA Data

GaAs particle on holey C film

Material analyzed:

GaAs

Related elements: Gallium Arsenic
Data contributor: Gatan Beam energy (keV): 200 Nominal energy range (eV): 0 - 1950 Collection semi-angle effective (mrad): 100
Notes:

Serial EELS; zero-loss peak intensity = 1.82e9; total elastic int. / zero-loss int. = 0.86; gain change factor = 716; 110 sweeps 10 ms dwell

DM Data
MSA Data

GaAs particle on holey C film

Material analyzed:

GaAs

Related elements: Gallium Arsenic
Data contributor: Gatan Beam energy (keV): 200 Nominal energy range (eV): 0 - 170 Collection semi-angle effective (mrad): 100
Notes:

Serial EELS; 10 sweeps 16.67 ms dwell; analog only