Fig. 4From: Synthesis and In Vitro Performance of Polypyrrole-Coated Iron–Platinum Nanoparticles for Photothermal Therapy and Photoacoustic ImagingPhotothermal heating curve of pure FePt NPs and FePt@PPy NPs with the same amount of FePt. All solutions were irradiated with a 1-W/cm2 808-nm laser for 6 minBack to article page