The performance of heteroatom-doped carbon nanotubes synthesized via a hydrothermal method on the oxygen reduction reaction and specific capacitance: Original scientific paper. J. Electrochem. Sci. Eng. [Internet]. 2023 May 15 [cited 2026 Sep. 8];14(1):47-59. Available from: https://pub.iapchem.org/ojs/index.php/JESE/article/view/1697