Mercoledì 1 aprile 2026 - Ore 15:00 - Aula 20
Prof. Klaus Meerholz - University of Cologne
  Seminario  

The author developed a new way to grow highly ordered organic thin films by using ultra-narrow graphene nanoribbons as a guiding template. These nanoribbons act like tiny rails that force the molecules deposited on top to align in the same direction. As a result, the molecular film becomes strongly ordered along one direction, which changes how it absorbs light and how electric charges move through it. The authors showed that this alignment improves the internal organization of the material and allows electrical current to flow more easily in one direction than the other. This approach provides a new strategy to control the structure and electronic properties of organic semiconductor films, which could be useful for improving future optoelectronic devices such as organic transistors and sensors.