Tan Y, Li A, Wang Y, Jiang X, Cheng Y, Chao D, Zhang Y, Cheng C. Modulation of the Spin State of Atomic Fe-N4 Sites with Interlayer-Adjacent Ir-N4 for Superior ORR Activity. Nano-Micro Lett [Internet]. 2026Mar.5 [cited 2026Mar.7];18:272. Available from: https://nmlett.org/index.php/nml/article/view/2417