[34] J. Su, R. Ge, K. Jiang, Y. Dong, F. Hao et al., Assembling ultrasmall copper-doped ruthenium oxide nanocrystals into hollow porous polyhedra: highly robust electrocatalysts for oxygen evolution in acidic media. Adv. Mater., e1801351 (2018).
[36] J. Wang, H. Yang, F. Li, L. Li, J. Wu et al., Single-site Pt-doped RuO2 hollow nanospheres with interstitial C for high-performance acidic overall water splitting. Sci. Adv. 8, eabl9271 (2022).