Resonant energy transfer in stoichiometric rare earth compounds

Energy transfer in stoichiometric rare-earth crystals

Novel mechanism for energy transfer between rare earth ions

Energy transfer from tunable donor states to rare earth ions

Tailoring rare-earth emission spectra through controlled energy transfer

Energy transfer mechanisms in coulomb-coupled complexes of rare-earth elements

Nonresonance Excitation Energy Transfer Between Impurity Rare-earth Ions