Research Article

In Situ Sol-Gel Assembly of Graphitic Carbonitride Nanosheet-Supported Colloidal Binary Metal Sulfide into Nanosandwich-Like Multifunctional 3D Macroporous Aerogel Catalysts for Asymmetric Supercapacitor and Electrocatalytic Oxygen and Hydrogen Evolution

Figure 3

SEM images for (a) NCS aerogel, (b–d) NCS/CN composite aerogels (1CN, 3CN, and 5CN), and (e) CN nanosheets.