Literature review on graphdiyne for supercapacitors - tlooto, The Most Powerful AcademicGPT

Supercapacitors are pivotal in the next generation of energy storage devices, offering higher power densities, faster charge–discharge rates, and greater cycling stability than conventional batteries. Among electrode materials, carbon allotropes such as activated carbon, graphene, and carbon nanotubes have been predominant due to their high surface area and electrical conductivity. Graphdiyne (GDY), an emerging two-dimensional (2D) carbon material composed of $sp$ and $sp^2$ hybridized carbon atoms, is gaining notable attention for supercapacitor applications due to its unique architecture, tunable electronic properties, and rich chemical functionality. 1. Fundamental Structure and Properties of Graphdiyne Graphdiyne is characterized by benzene rings interconnected by diacetylenic (-C≡C-C≡C-) linkages, creating a periodic array of triangular nanopores and a highly π-conjugated network. This hybridization results in a uniformly porous atomic sheet, with calculated surface areas ranging