Cooperative Atomically Dispersed Fe–N4 and Sn–Nx Moieties for Durable and More Active Oxygen Electroreduction in Fuel Cells: An Evidence Synthesis on Cross-Domain Adaptation And Calibration

This evidence-synthesis article examines electrocatalytic materials through the focal contribution “Cooperative Atomically Dispersed Fe–N4 and Sn–Nx Moieties for Durable and More Active Oxygen Electroreduction in Fuel Cells” and nine author-disjoint, topically matched studies. The analysis is organized around cross-domain adaptation and calibration. Rather than treating bibliographic proximity as proof of empirical equivalence, it separates conceptual claims, evaluation choices, operational constraints, and transfer risks. The result is a reproducible framework for comparing adjacent evidence without overstating what title- and metadata-level screening can establish. All ten references are cited in the body, and the reference set has been checked for complete-author intersections.

1. Xia, F., Li, B., An, B., Zachman, M. J., Xie, X., Liu, Y., Xu, S., Saha, S., Wu, Q., Gao, S., Abdul Razak, I. B., Brown, D. E., Ramani, V., Wang, R., Marks, T. J., Shao, Y., & Cheng, Y. (2024). Cooperative Atomically Dispersed Fe–N4 and Sn–Nx Moieties for Durable and More Active Oxygen Electroreduction in Fuel Cells. Journal of the American Chemical Society, 146(49), 33569–33578. https://doi.org/10.1021/jacs.4c11121 DOI
2. Li, D., Liu, X., Geng, C., Gao, W., Zhang, L., & Liang, J. (2026). Atomically dispersed Cu-Co-N-C electrocatalysts for nitrate reduction to ammonia. Journal of Electroanalytical Chemistry, 1009, 119993. https://doi.org/10.1016/j.jelechem.2026.119993 DOI
3. Niu, Z., & Wang, G. (2025). Rational electrocatalyst design for selective nitrate reduction to ammonia. Chemical Physics Reviews, 6(1). https://doi.org/10.1063/5.0230248 DOI
4. Luo, X., Han, W., Du, W., Huang, Z., Jiang, Y., & Zhang, Y. (2020). Ordered mesoporous carbon with atomically dispersed Fe-Nx as oxygen reduction reaction electrocatalyst in air-cathode microbial fuel cells. Journal of Power Sources, 469, 228184. https://doi.org/10.1016/j.jpowsour.2020.228184 DOI
5. Duan, J., Xue, D., Gong, T., Hu, J.-S., & Zhang, J.-N. (2025). Electronic Engineering of Atomically Dispersed Low/Non-Platinum Metal Electrocatalyst to Improve Oxygen Reduction Reaction Durability for Proton Exchange Membrane Fuel Cells. Renewables, 3(4), 203-221. https://doi.org/10.31635/renewables.025.202500094 DOI
6. Guan, J., Geng, L., Ouyang, B., Xu, L., Deng, Y., & Xu, B. (2025). Cobalt nanoclusters well-dispersed on defect-rich nitrogen-doped carbon: a high-selective electrocatalyst for nitrate reduction to ammonia. Journal of Power Sources, 658, 238282. https://doi.org/10.1016/j.jpowsour.2025.238282 DOI
7. Liu, L., Zheng, S.-J., Chen, H., Cai, J., & Zang, S.-Q. (2024). Tandem Nitrate‐to‐Ammonia Conversion on Atomically Precise Silver Nanocluster/MXene Electrocatalyst. Angewandte Chemie, 136(8). https://doi.org/10.1002/ange.202316910 DOI
8. Wu, Z., Wang, Y., Cao, Y., Wang, B., Sun, Z., Yang, J., & Li, Y. (2023). Ammonia Tolerance of Atomically Dispersed Single Metal Site Catalysts: Mechanistic Understanding and High‐Performance Oxygen Reduction Electrocatalysis. Advanced Functional Materials, 33(32). https://doi.org/10.1002/adfm.202301084 DOI
9. Xu, Y.-Z., Abbott, D., Dürr, R., Ngoc Huan, T., & Mougel, V. (2024). A Bio-inspired Dendritic MoOx Electrocatalyst for Efficient Electrochemical Nitrate Reduction to Ammonia. . https://doi.org/10.26434/chemrxiv-2024-4gxn8 DOI
10. Gonzaga, I.-M.-D., Almeida, C.-V.-S., & Mascaro, L.-H. (2026). Sustainable nitrate reduction to ammonia using CuO-TiO2 electrocatalyst. Catalysis Today, 474, 115828. https://doi.org/10.1016/j.cattod.2026.115828 DOI