> Photonic fractional quantum Hall effect From "Electrons become fractions of themselves in graphene, study finds" (2024) re: the electronic fractional quantum

> Photonic fractional quantum Hall effect From "Electrons become fractions of themselves in graphene, study finds" (2024) re: the electronic fractional quantum Hall effect without magnetic fields https://news.mit.edu/2024/electrons-become-fractions-graphene-study-finds-0221 https://news.mit.edu/2024/electrons-become-fractions-graphen... : > They found that when five sheets of graphene are stacked like steps on a staircase, the resulting structure inherently provides just the right conditions for electrons to pass through as fractions of their total charge, with no need for any external magnetic field. "Fractional quantum anomalous Hall effect in multilayer graphene" (2024) https://www.nature.com/articles/s41586-023-07010-7 https://www.nature.com/articles/s41586-023-07010-7 "How can electrons split into fractions of themselves?" https://news.mit.edu/2024/how-can-electrons-can-split-into-fractions-1118 https://news.mit.edu/2024/how-can-electrons-can-split-into-f... ... Re: why pentalayer What was the SNL number of safety razer blades skit? In rhombohedral trilayer graphene, there is superconductivity at one or more phases; "Revealing the complex phases of rhombohedral trilayer graphene" (2024) https://www.nature.com/articles/s41567-024-02561-6 https://www.nature.com/articles/s41567-024-02561-6 .. https://news.ycombinator.com/item?id=40919269 https://news.ycombinator.com/item?id=40919269 "Revealing the superconducting limit of twisted bilayer graphene" https://news.ycombinator.com/item?id=42051367 https://news.ycombinator.com/item?id=42051367 : "Low-Energy Optical Sum Rule in Moiré Graphene" (2024) https://journals.aps.org/prl/abstract/10.1103/PhysRevLett.133.196501 https://journals.aps.org/prl/abstract/10.1103/PhysRevLett.13... https://arxiv.org/abs/2312.03819 https://arxiv.org/abs/2312.03819 "Large quantum anomalous Hall effect in spin-orbit proximitized rhombohedral graphene" (2024) https://www.science.org/doi/10.1126/science.adk9749 https://www.science.org/doi/10.1126/science.adk9749 "Physicists spot quantum tornadoes twirling in a ‘supersolid’" (2024) https://news.ycombinator.com/item?id=42082690 https://news.ycombinator.com/item?id=42082690