Upconversion amplification through dielectric superlensing modulation

Emission levels useful for applications from upconversion nanoparticles require high laser irradiance. Here, Liang et al. exploit the superlensing effect from dielectric microbeads to enhance the luminescence efficiency of upconversion nanoparticles and show its application for optogenetics.

Bibliographic Details
Main Authors: Liangliang Liang, Daniel B. L. Teh, Ngoc-Duy Dinh, Weiqiang Chen, Qiushui Chen, Yiming Wu, Srikanta Chowdhury, Akihiro Yamanaka, Tze Chien Sum, Chia-Hung Chen, Nitish V. Thakor, Angelo H. All, Xiaogang Liu
Format: Article
Language:English
Published: Nature Publishing Group 2019-03-01
Series:Nature Communications
Online Access:https://doi.org/10.1038/s41467-019-09345-0