Revealing the complex phases of rhombohedral trilayer graphene

"Physicists create five-lane superhighway for electrons" https://news.ycombinator.com/item?id=40417929 :

> [ rhombohedral ]

> "Correlated insulator and Chern insulators in pentalayer rhombohedral-stacked graphene" (2023) https://www.nature.com/articles/s41565-023-01520-1 :

> [...] Our results establish rhombohedral multilayer graphene as a suitable system for exploring intertwined electron correlation and topology phenomena in natural graphitic materials without the need for moiré superlattice engineering.

And there's semiconductivity in graphene, too:

- "Researchers create first functional graphene semiconductor" (2024) https://news.ycombinator.com/item?id=38869171

- "Ask HN: Can CPUs etc. be made from just graphene and/or other carbon forms?" https://news.ycombinator.com/item?id=40719725