Zn-promoted FeSx/γ-Al2O3 catalyst for stable selective reduction of high-concentration SO2 with methane: synergistic mitigation of carbon and sulfur deposition - Songlin Qu; Tingting Ge; Zhonghao Zhang; Yuxia Li; Yuchao Li; Ming Wang; Haofei Huang; Cuncun Zuo (Fuel, 2026)