Mathematic proof that "2D materials" term is false and misleading.
https://study.com/academy/lesson/2d-3d-objects-properties-relationships.html
https://www.learnalberta.ca/content/memg/Division02/Two-Dimensional%20Shape/index.html
Below is another poor and false use of "two dimensional" by the
scientific community.
https://phys.org/news/2024-03-class-2d-material-displays-stable.html
There is no such thing as a two dimensional object in this universe.
Quarks, higgs Bosons, gluons, molecules, atoms, antimatter matter, et cetera et al
have depth.
Did any of you pay attention in math class?