Major edgesWhat are these symbols?
Rich fine structure. Many low-loss features. Appears in most spectra as a result of contamination. Sharp Pi* peak at 284.5 eV in amorphous form a good energy reference. Subject to knock-on damage.
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Related spectral data
CaCO3 thin film
CaCO3Data contributor: Gatan Beam energy (keV): 200 Nominal energy range (eV): 0 - 920 Collection semi-angle effective (mrad): 100
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
Amorphous C thin film
Serial EELS; zero-loss peak intensity = 8.43e8; total elastic int. / zero-loss int. = 0.13; gain change factor = 544; 25 sweeps 20 ms dwell