Fig. 8From: Ion exchange: an advanced synthetic method for complex nanoparticles(Reprinted with permission from American Chemical Society [91])a–c Scanning transmission electron microscope-high angle annular dark field images of PbS/CdS rods showing multiple PbS dots inside the rods. d Ratio Cd/(Cd + Pb) and CdS shell thickness as a function of reaction time for different reaction temperatures. e Photoluminescence spectra with different reaction times for reactions at 65 °C and 80 °CBack to article page