Imagine a material so thin it’s just one atom thick, yet incredibly strong, light, and flexible. This is graphene, a “miracle material” that has captivated scientists for years. Now, European ...
Gold trapper: Scanning electron microscope image of Au 3+ extraction and reduction by graphene oxide/chitosan sponge; Au 3+ is shown in yellow. (Courtesy: Kou Yang) A new type of composite material is ...