Mapping and Clustering: VOSviewer can create detailed maps and clusters of research topics, helping to identify research gaps and opportunities. Text Mining: It can analyze large volumes of text from research articles to identify common terms and themes, which is particularly useful for reviewing the literature in nanotechnology. Interactive Visualization: The tool provides interactive visualizations that allow users to zoom in and out, making it easier to explore complex networks. Versatility: VOSviewer supports various types of data, including citation networks, co-authorship networks, and keyword co-occurrence networks.