College of Chemical Engineering;
State Key Laboratory of Materials-Oriented Chemical Engineering;
Nanjing Tech University;
Nanjing 211800;
China;
Coordination Chemistry Institute;
State Key Laboratory of Coordination Chemistry;
Nanjing University;
Nanjing 210093;
China;
Z-shaped; Hexavanadate cluster; Lewis acid catalyst; Cycloaddition of CO_(2); Oxidative desulfurization;