A technique to create sub-10-nm graphene nanoribbons from squashed carbon nanotubes

https://phys.org/news/2021-09-technique-sub-nm-graphene-nanoribbons-carbon.html

"produced.. using a combined high-pressure and thermal treatment... a sizable bandgap and high charge carrier mobility... with atomically smooth closed edges... could have important implications for the development of new electronic and optoelectronic devices"

Related:

Scientists calculate how carbon nanotubes and their fibers experience fatigue
https://techxplore.com/news/2021-12-semiconductors-quantum-world.html

Researchers use electron microscope to turn nanotube into tiny transistor
https://www.sciencedaily.com/releases/2021/12/211223141924.htm

Nanotube fibers stand strong -- but for how long?
https://www.sciencedaily.com/releases/2021/12/211222153152.htm

Development of cost-effective and strong composite carbon fiber using carbon nanotubes
https://phys.org/news/2023-02-cost-effective-strong-composite-carbon-fiber.html