Debe, M. K. Electrocatalyst approaches and challenges for automotive fuel cells. Nature 486, 43–51 (2012).ArticleÂ
CASÂ
PubMedÂ
Google ScholarÂ
Shao, M., Chang, Q., Dodelet, J.-P. & Chenitz, R. Recent advances in electrocatalysts for oxygen reduction reaction. Chem. Rev. 116, 3594–3657 (2016).ArticleÂ
CASÂ
PubMedÂ
Google ScholarÂ
Yarlagadda, V. et al. Boosting fuel cell performance with accessible carbon mesopores. ACS Energy Lett. 3, 618–621 (2018).ArticleÂ
CASÂ
Google ScholarÂ
Jaganmohan, M. Mine production of platinum worldwide from 2010 to 2021. Statista https://www.statista.com/statistics/1170691/mine-production-of-platinum-worldwide/ (2024).Lu, S., Pan, J., Huang, A., Zhuang, L. & Lu, J. Alkaline polymer electrolyte fuel cells completely free from noble metal catalysts. Proc. Natl Acad. Sci. USA 105, 20611–20614 (2008).ArticleÂ
CASÂ
PubMed CentralÂ
Google ScholarÂ
Yang, Y. et al. Electrocatalysis in alkaline media and alkaline membrane-based energy technologies. Chem. Rev. 122, 6117–6321 (2022).ArticleÂ
CASÂ
PubMedÂ
Google ScholarÂ
Ni, W. et al. An efficient nickel hydrogen oxidation catalyst for hydroxide exchange membrane fuel cells. Nat. Mater. 21, 804–810 (2022).ArticleÂ
CASÂ
PubMedÂ
Google ScholarÂ
Zhao, Q., Yan, Z., Chen, C. & Chen, J. Spinels: controlled preparation, oxygen reduction/evolution reaction application, and beyond. Chem. Rev. 117, 10121–10211 (2017).ArticleÂ
CASÂ
PubMedÂ
Google ScholarÂ
Hong, W. T. et al. Toward the rational design of non-precious transition metal oxides for oxygen electrocatalysis. Energy Environ. Sci. 8, 1404–1427 (2015).ArticleÂ
CASÂ
Google ScholarÂ
Wang, Y., Li, J. & Wei, Z. Transition-metal-oxide-based catalysts for the oxygen reduction reaction. J. Mater. Chem. A 6, 8194–8209 (2018).ArticleÂ
CASÂ
Google ScholarÂ
Liang, Y. et al. Co3O4 nanocrystals on graphene as a synergistic catalyst for oxygen reduction reaction. Nat. Mater. 10, 780–786 (2011).ArticleÂ
CASÂ
PubMedÂ
Google ScholarÂ
Tong, Y. et al. A bifunctional hybrid electrocatalyst for oxygen reduction and evolution: cobalt oxide nanoparticles strongly coupled to B,N-decorated graphene. Angew. Chem. 56, 7121–7125 (2017).ArticleÂ
CASÂ
Google ScholarÂ
Gorlin, Y., Chung, C. J., Nordlund, D., Clemens, B. M. & Jaramillo, T. F. Mn3O4 supported on glassy carbon: an active non-precious metal catalyst for the oxygen reduction reaction. ACS Catal. 2, 2687–2694 (2012).ArticleÂ
CASÂ
Google ScholarÂ
Stoerzinger, K. A., Risch, M., Han, B. & Shao-Horn, Y. Recent insights into manganese oxides in catalyzing oxygen reduction kinetics. ACS Catal. 5, 6021–6031 (2015).ArticleÂ
CASÂ
Google ScholarÂ
Wang, Y. et al. Synergistic Mn–Co catalyst outperforms Pt on high-rate oxygen reduction for alkaline polymer electrolyte fuel cells. Nat. Commun. 10, 1506 (2019).ArticleÂ
PubMedÂ
PubMed CentralÂ
Google ScholarÂ
Zhou, Y. et al. Revealing the dominant chemistry for oxygen reduction reaction on small oxide nanoparticles. ACS Catal. 8, 673–677 (2018).ArticleÂ
CASÂ
Google ScholarÂ
Yang, Y. et al. Octahedral spinel electrocatalysts for alkaline fuel cells. Proc. Natl Acad. Sci. USA 116, 24425–24432 (2019).ArticleÂ
CASÂ
PubMedÂ
PubMed CentralÂ
Google ScholarÂ
Yang, Y. et al. Epitaxial thin-film spinel oxides as oxygen reduction electrocatalysts in alkaline media. Chem. Mater. 33, 4006–4013 (2021).ArticleÂ
CASÂ
Google ScholarÂ
Bredar, A. R C. et al. Oxygen reduction electrocatalysis with epitaxially grown spinel MnFe2O4 and Fe3O4. ACS Catal. 12, 3577–3588 (2022).Zheng, J. et al. Recent advances in nanostructured transition metal nitrides for fuel cells. J. Mater. Chem. A 8, 20803–20818 (2020).ArticleÂ
CASÂ
Google ScholarÂ
Wang, H. et al. Transition metal nitrides for electrochemical energy applications. Chem. Soc. Rev. 50, 1354–1390 (2021).ArticleÂ
PubMedÂ
Google ScholarÂ
Chen, P. et al. Metallic Co4N porous nanowire arrays activated by surface oxidation as electrocatalysts for the oxygen evolution reaction. Angew. Chem. 54, 14710–14714 (2015).ArticleÂ
CASÂ
Google ScholarÂ
Walter, C. et al. A molecular approach to manganese nitride acting as a high performance electrocatalyst in the oxygen evolution reaction. Angew. Chem. 57, 698–702 (2018).ArticleÂ
CASÂ
Google ScholarÂ
Yang, Y., Zeng, R., Xiong, Y., Disalvo, F. J. & Abruña, H. D. Cobalt-based nitride-core oxide-shell oxygen reduction electrocatalysts. J. Am. Chem. Soc. 141, 19241–19245 (2019).ArticleÂ
CASÂ
PubMedÂ
Google ScholarÂ
Luo, J. et al. Limitations and improvement strategies for early-transition-metal nitrides as competitive catalysts toward the oxygen reduction reaction. ACS Catal. 6, 6165–6174 (2016).ArticleÂ
CASÂ
Google ScholarÂ
Miura, A. et al. Nitrogen-rich manganese oxynitrides with enhanced catalytic activity in the oxygen reduction reaction. Angew. Chem. 55, 7963–7967 (2016).ArticleÂ
CASÂ
Google ScholarÂ
Tian, X. L. et al. Formation of a tubular assembly by ultrathin Ti0.8Co0.2N nanosheets as efficient oxygen reduction electrocatalysts for hydrogen–/metal–air fuel cells. ACS Catal. 8, 8970–8975 (2018).ArticleÂ
CASÂ
Google ScholarÂ
Yuan, Y. et al. Zirconium nitride catalysts surpass platinum for oxygen reduction. Nat. Mater. 19, 282–286 (2020).ArticleÂ
CASÂ
PubMedÂ
Google ScholarÂ
Zeng, R. et al. Non-precious transition metal nitrides as efficient oxygen reduction electrocatalysts for alkaline fuel cells. Sci. Adv. 8, eabj1584 (2022).ArticleÂ
CASÂ
PubMedÂ
PubMed CentralÂ
Google ScholarÂ
Deng, Y.-P. et al. Dynamic electrocatalyst with current-driven oxyhydroxide shell for rechargeable zinc–air battery. Nat. Commun. 11, 1952 (2020).ArticleÂ
CASÂ
PubMedÂ
PubMed CentralÂ
Google ScholarÂ
Yang, H., Al-Brithen, H., Trifan, E., Ingram, D. C. & Smith, A. R. Crystalline phase and orientation control of manganese nitride grown on MgO(001) by molecular beam epitaxy. J. Appl. Phys. 91, 1053–1059 (2002).ArticleÂ
CASÂ
Google ScholarÂ
Sun, W. et al. Thermodynamic routes to novel metastable nitrogen-rich nitrides. Chem. Mater. 29, 6936–6946 (2017).ArticleÂ
CASÂ
Google ScholarÂ
Leineweber, A., Niewa, R., Jacobs, H. & Kockelmann, W. The manganese nitrides η-Mn3N2 and θ-Mn6N(5 + x): nuclear and magnetic structures. J. Mater. Chem. 10, 2827–2834 (2000).ArticleÂ
CASÂ
Google ScholarÂ
Timoshenko, J. & Roldan Cuenya, B. In situ/operando electrocatalyst characterization by X-ray absorption spectroscopy. Chem. Rev. 121, 882–961 (2021).ArticleÂ
CASÂ
PubMedÂ
Google ScholarÂ
Wang, M. & Feng, Z. Pitfalls in X-ray absorption spectroscopy analysis and interpretation: a practical guide for general users. Curr. Opin. Electrochem. 30, 100803 (2021).ArticleÂ
CASÂ
Google ScholarÂ
Wei, C. et al. Approaches for measuring the surface areas of metal oxide electrocatalysts for determining their intrinsic electrocatalytic activity. Chem. Soc. Rev. 48, 2518–2534 (2019).ArticleÂ
CASÂ
PubMedÂ
Google ScholarÂ
Wang, L. et al. Tunable intrinsic strain in two-dimensional transition metal electrocatalysts. Science 363, 870–874 (2019).ArticleÂ
CASÂ
PubMedÂ
Google ScholarÂ
Li, H. et al. Oxidative stability matters: a case study of palladium hydride nanosheets for alkaline fuel cells. J. Am. Chem. Soc. 144, 8106–8114 (2022).ArticleÂ
CASÂ
PubMedÂ
Google ScholarÂ
Davis, R. E., Horvath, G. L. & Tobias, C. W. The solubility and diffusion coefficient of oxygen in potassium hydroxide solutions. Electrochim. Acta 12, 287–297 (1967).ArticleÂ
CASÂ
Google ScholarÂ
Fan, J. et al. Bridging the gap between highly active oxygen reduction reaction catalysts and effective catalyst layers for proton exchange membrane fuel cells. Nat. Energy 6, 475–486 (2021).ArticleÂ
CASÂ
Google ScholarÂ
Yang, Y. et al. High-loading composition-tolerant Co–Mn spinel oxides with performance beyond 1 W/cm2 in alkaline polymer electrolyte fuel cells. ACS Energy Lett. 4, 1251–1257 (2019).ArticleÂ
CASÂ
Google ScholarÂ
Noda, N. et al. Highly oxidizing aqueous environments on early Mars inferred from scavenging pattern of trace metals on manganese oxides. J. Geophys. Res. Planets 124, 1282–1295 (2019).ArticleÂ
CASÂ
Google ScholarÂ
Dasog, M. Transition metal nitrides are heating up the field of plasmonics. Chem. Mater. 34, 4249–4258 (2022).ArticleÂ
CASÂ
Google ScholarÂ
Wei, J. et al. Probing the oxygen reduction reaction intermediates and dynamic active site structures of molecular and pyrolyzed Fe–N–C electrocatalysts by in situ Raman spectroscopy. ACS Catal. 12, 7811–7820 (2022).ArticleÂ
CASÂ
Google ScholarÂ
Nørskov, J. K. et al. Origin of the overpotential for oxygen reduction at a fuel-cell cathode. J. Phys. Chem. B 108, 17886–17892 (2004).ArticleÂ
Google ScholarÂ
Mavrikakis, M., Hammer, B. & Nørskov, J. K. Effect of strain on the reactivity of metal surfaces. Phys. Rev. Lett. 81, 2819–2822 (1998).Han, J. W. & Yildiz, B. Mechanism for enhanced oxygen reduction kinetics at the (La,Sr)CoO3−δ/(La,Sr)2CoO4+δ hetero-interface. Energy Environ. Sci. 5, 8598–8607 (2012).Ma, D. et al. Effect of lattice strain on the oxygen vacancy formation and hydrogen adsorption at CeO2(111) surface. Phys. Lett. A 378, 2570–2575 (2014).ArticleÂ
CASÂ
Google ScholarÂ
Zeng, Y. et al. Surface reconstruction of water splitting electrocatalysts. Adv. Energy Mater. 12, 2201713 (2022).ArticleÂ
CASÂ
Google ScholarÂ
Mefford, J. T. et al. Correlative operando microscopy of oxygen evolution electrocatalysts. Nature 593, 67–73 (2021).ArticleÂ
CASÂ
PubMedÂ
Google ScholarÂ
Ravel, B. & Newville, M. ATHENA, ARTEMIS, HEPHAESTUS: data analysis for X-ray absorption spectroscopy using IFEFFIT. J. Synchrotron Radiat. 12, 537–541 (2005).ArticleÂ
CASÂ
PubMedÂ
Google ScholarÂ
Cueva, P., Hovden, R., Mundy, J. A., Xin, H. L. & Muller, D. A. Data processing for atomic resolution electron energy loss spectroscopy. Microsc. Microanal. 18, 667–675 (2012).ArticleÂ
CASÂ
PubMedÂ
Google ScholarÂ
Yang, Y. et al. In situ X-ray absorption spectroscopy of a synergistic Co–Mn oxide catalyst for the oxygen reduction reaction. J. Am. Chem. Soc. 141, 1463–1466 (2019).ArticleÂ
CASÂ
PubMedÂ
Google ScholarÂ
Kresse, G. & Furthmüller, J. Efficient iterative schemes for ab initio total-energy calculations using a plane-wave basis set. Phys. Rev. B 54, 11186 (1996).ArticleÂ
Google ScholarÂ
Kresse, G. & Furthmüller, J. Efficiency of ab-initio total energy calculations for metals and semiconductors using a plane-wave basis set. Comput. Mater. Sci. 6, 15–50 (1996).ArticleÂ
CASÂ
Google ScholarÂ