Jeongmo KIM, PhD student at the chemistry group of PMC Laboratory received the "poster prize" from the Innovative Materials and Applications pole at the day of the Interfaces doctoral school on 16 December 2018. This poster presents the method to calculate the orientation of LaPO4 : Eu nanorods based on their polarized photoluminescence and the preliminary results on the orientation of nematic tactoids of LaPO4:Eu biphasic liquid crystal