AH Krumpel, E Van der Kolk, E Cavalli… - Journal of Physics …, 2009 - iopscience.iop.org
The spectral properties of LaVO 4, GdVO 4 and LuVO 4 crystals doped with Ce 3+, Pr 3+, Eu
3+ or Tb 3+ have been investigated in order to determine the position of the energy levels …