1. Nanofabrication: Robotic arms are used to build structures at the nanoscale by precisely placing atoms or molecules. 2. Medical Applications: These arms can be used for drug delivery systems, where they can navigate through the human body to deliver medication to specific cells. 3. Material Science: Robotic arms help in the creation of advanced materials with unique properties by manipulating their atomic structure. 4. Electronics: They are essential for developing next-generation nanoelectronics, where components are built at the atomic level.