Similarities and differences between tannin- and resorcinol-based carbon aerogels: nitrogen-doping, electrical conductivity, and performance in a Zn-based electrochemical cell
Comparative study reveals differences in conductivity and performance of tannin versus resorcinol-based carbon aerogels, indicating potential for energy applications.
Key Points
The study aims to compare tannin- and resorcinol-based carbon aerogels regarding their properties and performance in energy applications.
Compared properties of tannin- and resorcinol-based carbon aerogels
Analyzed electrical conductivity and morphology of the aerogels
Evaluated performance in a Zn-based electrochemical cell
Nitrogen-doped aerogels exhibit both pyridinic and pyrrolic functional groups
Resorcinol-based aerogels show nearly double the electrical conductivity of tannin-based variants
Non-doped aerogels achieve the highest capacitance at 239 F·g –1
Material costs of tannin-based electrodes are lower than resorcinol-based ones