EELS.info

Search form

20
Ca
40.08

Calcium

Element density: 1.55 g/cm3
Electron configuration:

[Ar]4s2

Oxidation states: +2

Major edges

What are these symbols?
K4038
L2350
L3346
M2325

Minor edges

L1438
M144

Considerations

L-edge white line resonance allow very high sensitivity and trace analysis.

Enhance your EELS community

Share spectra with your fellow EELS users from around the world.

Submit Data

Related spectral data

DM Data
MSA Data

CaCO3 thin film

Material analyzed:

CaCO3

Related elements: Carbon Calcium Oxygen
Data contributor: Gatan Beam energy (keV): 200 Nominal energy range (eV): 330 - 420 Collection semi-angle effective (mrad): 2
Notes:

Serial EELS; 20 sweeps 30 ms dwell

DM Data
MSA Data

CaCO3 thin film

Material analyzed:

CaCO3

Related elements: Carbon Calcium Oxygen
Data contributor: Gatan Beam energy (keV): 200 Nominal energy range (eV): 0 - 920 Collection semi-angle effective (mrad): 100
Notes:

Serial EELS; from Ca evaporated onto NaCl; zero-loss peak intensity = 4.42e8; total elastic int. / zero-loss int. = 0.44; gain change factor = 513; 50 sweeps 20 ms dwell

DM Data
MSA Data

CaCO3

Material analyzed:

CaCO3

Related elements: Carbon Calcium Oxygen
Data contributor: Gatan Beam energy (keV): 200 Nominal energy range (eV): 0 - 180 Collection semi-angle effective (mrad): 100
Notes:

Serial EELS; from Ca evaporated onto NaCl; 5 sweeps 16.67 ms dwell