Highly efficient releasing of hydrogen from aqueous-phase reforming of methanol over Cu-SP/Al2O3–ZnO catalyst by carbon layer encapsulated hierarchical porous microsphere strategy

Minglei Lu, Shuting Liu, Haiping Zhu, Haifeng Huang, Chunying Lin, Jianxian Li, Baofang Zhang, Zefeng Zheng, Changsong Hu, Xiaoping Wu, Geli Liu, Tiejun Wang