Chitosan-Capped Au Nanoparticles for Laser Photothermal Ablation Therapy: UV-Vis Characterization and Optothermal Performances

Figure 1

(a) TEM image of a typical distribution of AuNPs (molar ratio R = 2.74) as produced with our synthesis route; (b) magnified image of a region of (a) where the small spheroidal nanoparticles are evidenced; (c) the most frequent shapes of the bigger nanoparticles.

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