Nonlinear Optical Spectroscopy of Ce{sup 3+} Ions in Insulating Crystals

Electronic Coherent Anti-Stokes Raman Spectroscopy in CeF{sub 3}

Doubly-Resonant Coherent Anti-Stokes Raman Spectroscopy of Ce{sup 3+} in LuPO{sub 4}

The 6d {yields} 5f Fluorescence Spectra of PaCl{sub 6}{super 2-} in a Cs{sub 2}ZrCl{sub 6} Crystal

Two-Photon Excitation of the 4f{sup 1} --> 5d{sup 1} Transitions of Ce{sup3+} in LuPO{sub 4} and YPO{sub 4}