Seleka, Wilson M.Makhado, EdwinKganyakgo, Lovedonia K.Mofokeng, Lethula E.Makwakwa, DimakatsoBotlhoko, Orebotse J.2025-10-092025-10-092025-06Seleka, W.M., Makhado, E., Kganyakgo, L.K. et al. 2025, 'Development of a rapid responsive conductive electrochemical sensor for sensitive hydrogen detection: chitosan-based GO/Fe3O4/PANi hydrogel nanocomposite', International Journal of Hydrogen Energy, vol. 142, pp. 498-510, doi : 10.1016/j.ijhydene.2025.02.014.0360-3199 (print)1879-3487 (online)10.1016/j.ijhydene.2025.02.014http://hdl.handle.net/2263/104676Please read abstract in the article.en© 2025 The Authors. Published by Elsevier Ltd on behalf of Hydrogen Energy Publications LLC. This is an open access article under the CC BY-NC-ND license (http://creativecommons.org/licenses/by-nc-nd/4.0/).PolyanilineIron-oxideGraphene oxideElectron-hoppingElectrochemical sensingArticle