coordination modes of azide in bismuth complexes: structural properties and functional applications

Bismuth coordination polymers have garnered increasing interest due to their diverse structural architectures and potential applications in materials science. this review elucidates the coordination chemistry of azide ligands in bismuth azide complexes, focusing on their structural diversity and functional properties. azide ligands exhibit versatile coordination modes—terminal, bridging, and chelating—that dictate the geometric configurations, stability, and electronic properties of the resulting complexes. through comprehensive analysis of synthetic methods, crystallographic characterization, and photophysical studies, this study explores how these coordination modes influence complex reactivity and functionality. notably, the luminescence properties of bismuth azide complexes highlight their potential in optoelectronic devices and luminescent materials. by correlating azide coordination modes with photophysical outcomes, this review provides insights into designing novel bismuth-based materials with tailored properties for advanced technological applications.