Zirconium

Zr 3d5/2 binding energies [1].

Zr 3d5/2 - 3d3/2 splitting: 2.43 eV [2,3]
Zr 3p3/2: 330 eV
Zr 3p1/2: 343 eV
Zr 3s: 430 eV
Zr 4p: 28 eV
Zr 4s: 51 eV

Zr 3d spectrum of sputter cleaned zirconium metal [2].

Asymmetry for the 3d metal peaks modelled using LA(0.9,2,23) in CasaXPS.

References:
[1] C.D. Wagner, A.V. Naumkin, A. Kraut-Vass, J.W. Allison, C.J. Powell, J.R.Jr. Rumble, NIST
Standard Reference Database 20, Version 3.4 (web version) (http:/srdata.nist.gov/xps/) 2003.
[2] M.C. Biesinger, unpublished results (2020)
[3] J.F. Moulder, W.F. Stickle, P.E. Sobol, K.D. Bomben "Handbook of X-Ray Photoelectron Spectroscopy", Perkin-Elmer Corporation, Physical Electronics Division, Eden Prairie, Minn. (1992)