Introduction

Different approaches to subtracting XPS backgrounds are compared. Please check the notebook for details.

References

1. Proctor, A. and Sherwood, P.M., 1983. X-ray photoelectron spectroscopic studies of carbon fibre surfaces—II: The effect of electrochemical treatment. Carbon, 21(1), pp.53-59, doi: 10.1016/0008-6223(83)90156-2
2. Repoux, M., 1992. Comparison of background removal methods for XPS. Surface and interface analysis, 18(7), pp.567-570, doi: 10.1002/sia.740180719
3. https://github.com/kaneod/physics/blob/master/python/specs.py (the algorithm for Shirley background)
4. https://github.com/hidecode221b/LG4X/blob/master/Python/xpspy.py (the algorithm for Tougaard background)
5. Pybaselines - python library which has 50+ baseline correction algorithms.
6. Tougaard, S., 2021. Practical guide to the use of backgrounds in quantitative XPS. Journal of Vacuum Science & Technology A, 39(1), doi: 10.1116/6.0000661