volume 6, issue 56, P50797-50807 2016
DOI: 10.1039/c6ra08284j
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Abstract: GdNbTiO6 has been used as a broad band excited host material absorbing UV radiation, and the excitation energy is transferred from the O2− → Nb5+(Ti4+) charge transfer band to the excited states of Eu3+/Dy3+ ions, presenting different emission colors.