Photoluminescence properties and energy transfer of red phosphors Y 2 P 4 O 13 : Gd 3+ , Eu 3+ Fan, Bin ; Qi, Shimei ; Zhao, Wenyu ; Li, Songbo ; An, Shengli Abstract Publication: Journal of Luminescence Pub Date: April 2018 DOI: 10.1016/j.jlumin.2017.12.015 Bibcode: 2018JLum..196..520F