@article{25047, keywords = {raman, raman scattering, raman-scattering, scattering, intensities, intensity}, author = {P C Becker and Norman E Edelstein and G M Williams and Jerome J Bucher and Richard E Russo and J. J Arnold Koningstein and Lynn A Boatner and Marvin M Abraham}, title = {Intensities and asymmetries of electronic Raman scattering in Thulium and Erbium phosphate}, abstract = {

An investigation of the low-temperature electronic Raman scattering spectra of ErPO4 and TmPO4 has been carried out. The experimental intensities have been compared with the standard second-order theory of two-photon processes for both intermultiplet and intramultiplet transitions between individual crystal-field levels. Adequate agreement is found in the case of ErPO4, but serious discrepancies exist for TmPO4. It is shown that electronic Raman scattering is a sensitive technique for testing the Judd-Ofelt–type theories of two-photon processes in rare-earth crystals. Strong asymmetry, a characteristic feature of electronic Raman scattering, has been observed in several of the transitions.

}, year = {1985}, journal = {Physics Review B}, volume = {31}, pages = {8102-8110}, month = {06/1985}, doi = {10.1103/PhysRevB.31.8102}, note = {

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}, language = {eng}, }