Systematics of 4f electron energies relative to host bands by resonant photoemission of rare earth doped optical materialsC.W. ThielH. Cruguelet al.2001Journal of Luminescence
Systematics of (formula presented) electron energies relative to host bands by resonant photoemission of rare-earth ions in aluminum garnetsC.W. ThielH. Cruguelet al.2001Physical Review B - CMMP