Features
XPS Spectra have many Features
that appear in Survey Spectra or Chemical State Spectra
Features
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- Asymmetric tail
- Auger signals
- Background baseline
- Background bulge
- Background noise
- Background shapes for peak-fitting
- Band gaps from spectra
- Charging artifacts
- Chemical shifts
- Chemical states
- Degradation during analysis
- Energy loss peaks
- Fermi edge
- FWHM (peak-width)
- Gaussian Lorentzian peak-shapes
- Intrinsic and extrinsic losses
- Multiplet splitting
- Natural FWHM
- Noise
- Overlapping peaks
- Peak-shapes (G, L, V)
- Plasmon loss peaks
- Plasmon or Shake-up
- Satellite peaks
- s, p, d, f peak-widths (FWHM)
- Shake-up peaks
- Spin-orbit coupling (splitting)
- Trace level signals
- Voigt peak-shape