Morphology and structural stability of Pt–Pd bimetallic nanoparticles*
Liu Tun-Donga), Zheng Ji-Wena), Shao Gui-Fanga)†, Fan Tian-Ea), Wen Yu-Huab)
       
The number of Pt atoms at each shell of Pt–Pd alloy nanoparticles with different compositions: (a) sphere with 3781 atoms and (b) truncated octahedron with 4399 atoms.