Herein we employed two-photon fluorescence microscopy and Förster resonant energy transfer imaging to study the probe localization in water-oil microdroplets with high contrast and resolution. 
two-photon fluorescence microscopy
Herein we employed two-photon fluorescence microscopy and Förster resonant energy transfer imaging to study the probe localization in water-oil microdroplets with high contrast and resolution. 
Förster resonant energy transfer imaging