
Ytterbium #
Orbitals and Energies #
Note – these are listed in BINDING ENERGY
Yb 4s ≈ 488 eV
Yb 4p ≈ 344 eV
Yb 4d ≈ 184 eV
Yb 5s ≈ 53 eV
Yb 59 ≈ 23 eV
Yb 4f ≈ 6 eV
Common Overlaps for Yb 4d #
Br 3d – Zr 3d – Po 4f – I 4s – B 1s – P 2p – La 4p – Ba 4p – At 5s – Lu 4d – Ra 5p – Cl 2p
Theory and Background #
Ytterbium is an important element due to its diverse applications in various high-tech fields. It is used as a doping agent in fiber optic cables, enhancing signal strength and quality, which is crucial for telecommunications. Ytterbium is also vital in the creation of atomic clocks, which are essential for precise timekeeping and navigation systems. Additionally, ytterbium-doped lasers are employed in medical and industrial applications, offering high precision and efficiency. Its role in radiography helps improve the quality of medical imaging.
Experimental Advice #
Ytterbium XPS tends to be performed on the Yb 4d orbitals, since while the 3d orbitals tend to be preferred for the majority of the lanthanides the Yb 3d orbitals are too high in energy to be accessed by Al ka X-rays. The 4f orbitals additionally are too close to the Fermi energy to be useful, and suffer low cross-sections.
Data Analysis Guidance #
Not available
References #
- Lang, W. C., et al. “X-ray photoelectron studies of pure and oxidised ytterbium and lutetium.” Journal of Electron Spectroscopy and Related Phenomena 5.1 (1974): 207-215. Read it online here.