In case it is difficult to picture what 2nm is like, this page has the dimensions of the silicon crystal lattice, which is 0.5nm across: https://www.princeton.e

In case it is difficult to picture what 2nm is like, this page has the dimensions of the silicon crystal lattice, which is 0.5nm across: https://www.princeton.edu/~maelabs/mae324/glos324/silicon.htm#:~:text=The%20electronic%20configuration%20of%20the,neighbor%20distance%20is%200.235%20nm https://www.princeton.edu/~maelabs/mae324/glos324/silicon.ht....