Dai, X., Rasamani, K.D., Hu, F. and Sun, Y. 2018. Mesoporous SiO2 Nanoparticles: A Unique Platform Enabling Sensitive Detection of Rare Earth Ions with Smartphone Camera. Nano-Micro Letters. 10, 4 (Jun. 2018), 55. DOI:https://doi.org/10.1007/s40820-018-0208-2.