Efficient Surface to Bulk Catalysis in the Reverse Water–Gas Shift Reaction by the FeO x /Fe 3 C Catalyst - Ze-Yu Li; Hao-Xin Liu; Jiang-Hua Wu; Feng Yang; Chao Ma; Wei-Wei Wang; Feng Ryan Wang; Chun-Jiang Jia (Journal of the American Chemical Society, 2026)