lanthanum

Raman Active Phonons of $R$Fe$_3$(BO$_3$)$_4$ $R$=La or Nd Single Crystals
Oriented single crystals of $R$Fe$_3$(BO$_3$)$_4$, with $R$=La or Nd, have been studied by Raman spectroscopy. Spectra with the …
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