fig6

Figure 6. (A) Water evaporation electricity generation device schematic. (B) Open-circuit voltage and (C) short-circuit current generated for various devices. (D) Electricity generation curves for the OCNT_5-0.1-0.5 device after running for 10,000 s. (E) Zeta potential of OCNT_5-0.1-0.5, OCNT_5-0.1-0, and OCNT_5-0-0.5 devices. (F) Performance comparison of the OCNT_5-0.1-0.5 device with some previous devices. (G) Molecular dynamics (MD) simulation sample snapshots. (H) RDF plots of C-OH and COOH interacting with H⁺ and OH^-. (I) Mean square displacement (MSD) plots for ion diffusion in pure water or OCNT_5-0.1-0.5 and pure water.