Graphene Quantum Dots-Supported Palladium Nanoparticles for Efficient Electrocatalytic Reduction of Oxygen in Alkaline Media

• Published in: ACS sustainable chemistry & engineering Vol. 3; no. 12; pp. 3315 - 3323
• Main Authors: Deming, Christopher P, Mercado, Rene, Gadiraju, Vamsi, Sweeney, Samantha W, Khan, Mohammad, Chen, Shaowei
• Format: Journal Article
• Language: English
• Published: American Chemical Society 07.12.2015
• Subjects: graphene; hot water treatment; nanoparticles; oxygen; palladium; platinum; quantum dots; spectral analysis; temperature; transmission electron microscopy; X-radiation; X-ray photoelectron spectroscopy; Oxygen reduction; Defect; Palladium nanoparticle; Volcano plot; Hydrothermal; Graphene quantum dot

Graphene quantum dots (GQDs)-supported palladium nanoparticles were synthesized by thermolytic reduction of PdCl2 in 1,2-propanediol at 80 °C in the presence of GQDs and then were subject to hydrothermal treatment at an elevated temperature within the range of 140 to 200 °C. Transmission electron mi...