Related Experiment Video
Updated: Jun 27, 2025
Ligand-Mediated Nucleation and Growth of Palladium Metal Nanoparticles
Published on: June 25, 2018
A Versatile Strategy for the Controlled Synthesis of Atomically Precise Palladium Nanoclusters
Xiongkai Tang1, Hui Shen1, Huayu Huang1
1New Cornerstone Science Laboratory, State Key Laboratory for Physical Chemistry of Solid Surfaces, Collaborative Innovation Center of Chemistry for Energy Materials, and National & Local Joint Engineering Research Center of Preparation Technology of Nanomaterials, College of Chemistry and Chemical Engineering, Xiamen University, Xiamen, 361005, China.
Researchers developed a new method for synthesizing precisely structured palladium nanoclusters. This breakthrough overcomes challenges in palladium cluster preparation, enabling tailored structures and functions for advanced applications.
Area of Science:
- Nanomaterials Science
- Catalysis
- Inorganic Chemistry
Background:
- Controlled synthesis is crucial for understanding and utilizing atomically precise metal nanoclusters.
- While Group 11 metal nanoclusters are well-studied, palladium nanocluster synthesis remains a significant challenge.
Purpose of the Study:
- To develop a simple, versatile strategy for the controlled synthesis of palladium nanoclusters.
- To achieve tailorable structures and functions in palladium nanoclusters.
Main Methods:
- Controllable transformations of Pd4(CO)4(CH3COO)4 in air.
- Selective isolation of Pd4 and Pd10 clusters using 2,2-dipyridine ligands.
- Synthesis of chiral Pd4 nanoclusters using chiral pyridine-imine ligands.
Main Results:
- A new synthetic strategy yielding a family of palladium nanoclusters with well-defined structures and high yields.
- Selective isolation of Pd4 and Pd10 clusters with vertex-sharing tetrahedral frameworks.
- Successful synthesis of chiral Pd4 nanoclusters, demonstrating hierarchical chiral nanostructures.
Conclusions:
- The developed synthetic methodology is versatile and tolerates a wide range of ligands, including phosphines.
- This approach provides a new avenue for the controlled synthesis of palladium nanoclusters.
- The findings are expected to stimulate further research into the synthesis and applications of atomically precise palladium nanoclusters.
