1.       Nianming Jiao, Zelong Li, Chungu Xia, and Jianhua Liu*, Palladium Nanoparticles Immobilized on Cross-Linked Polymeric Ionic Liquid Material: Application as Efficient and Recoverable Catalyst for the Hydrogenation of Nitroarenes, ChemistrySelect, 2017, 2, 4545–4556.

2.       Wei Zhang, Feng Han, Jin Tong, Chungu Xia, Jianhua Liu*, Cobalt carbonyl ionic liquids based on the 1,1,3,3‐tetra‐alkylguanidine cation: Novel, highly efficient, and reusable catalysts for the carbonylation of epoxides, Chinese Journal of Catalysis, 2017, 38, 805–812.

3.       Chunyan Zhang, Jianhua Liu * and Chungu Xia *,Palladium–N-heterocyclic carbene (NHC)-catalyzed synthesis of 2-ynamides via oxidative aminocarbonylation of alkynes with amines, Catalysis Science & Technology，2015, 5, 4750–4754.

4.       Nianming Jiao, Zelong Li, Yan Wang, Jianhua Liu* and Chungu Xia, Palladium nanoparticles immobilized onto supported ionic liquid-like phases (SILLPs) for the carbonylative Suzuki coupling reaction, RSC Advances, 2015, 5, 26913–26922.

5.       Chunyan Zhang, Jianhua Liu* and Chungu Xia*, Easily prepared water soluble Pd‐NHC complex as an efficient, phosphine-free palladium catalyst for the Sonogashira reaction, Chinese Journal of Catalysis, 2015, 36, 1387–1391.

6.       Yan Wang, Xiaolong Yang, Chunyan Zhang, Jianqiang Yu*,Jianhua Liu* and Chungu Xia, Phosphine-Free, Efficient Double Carbonylation of Aryl Iodides with Amines Catalyzed by Water-Insoluble and Water-Soluble N-Heterocyclic Carbene–Amine Palladium Complexes, Advanced synthesis & catalysis, 2014, 356, 2539–2546.

7.       Chunyan Zhang, Jianhua Liu* and Chungu Xia*, Aryl-palladium-NHC complex: efficient phosphine-free catalyst precursors for the carbonylation of aryl iodides with amines or alkynes, Organic & Biomolecular Chemistry, 2014, 12, 9702–9706.