Figure 4. The surface structures of Ag136 and Ag374 nanoparticles.
(a) Top view of the complex shell of Ag136 with the bowl-like half J73 related [Ag30(SR)15Cl] caps highlighted in blue. (b,c) Top and side views of the complex shell of Ag374 with key structure elements highlighted in different colours. (d) Representative 4 × 4 arrangement of surface Ag atoms on (100) side surface of the Ag207 core. Colour legend: yellow sphere, S; brown sphere, halogen; the rest, Ag.