Chemical structures refer to the arrangement of atoms and bonds in a molecule. Understanding chemical structures is crucial in various fields, including chemistry, biology, and materials science. Researchers in this area study the spatial arrangement of atoms in molecules, the bond types between them, and how they affect the properties and reactivity of substances. This research can involve techniques such as spectroscopy, computational chemistry, and crystallography to determine and analyze chemical structures. The knowledge gained from studying chemical structures can lead to the development of new materials, medicines, and technologies.