The Catalan Institute of Nanoscience and Nanotechnology (ICN2) is a research center located in Barcelona, Spain. It focuses on the study and application of nanoscience and nanotechnology, which involve manipulating materials at the atomic and molecular levels to create new properties and functions. ICN2 aims to advance knowledge in various fields, including materials science, electronics, and biomedicine. The institute collaborates with universities, industries, and other research organizations to promote innovation and develop practical applications of nanotechnology for societal benefits.