Fig. 4

Mechanism of surface curvature-induced oriented assembly. TEM images of products obtained at different reaction stages: fixed-sampling of reaction process. (A, D) 4 min. (B, E) 6 min. (C, F) 8 min. (G) Mechanistic analysis of radially winding growth behavior from the side view. (H) Mechanistic analysis of transversal growth from the front view. Scale bar: 200 nm