Atomically precise chevron-shaped graphene nanoribbons were purified after solution synthesis, cleanly placed by dry contact transfer on a hydrogen-passivated Si surface, imaged and manipulated by scanning tunneling microscopy, and covalently bonded to depassivated surface positions.
Cleanly placing atomically precise graphene nanoribbons
![](https://foresight.org/wp-content/uploads/2022/11/nanoribbons-publish-1.jpg)