Thank you for visiting nature.com. You are using a browser version with limited support for CSS. To obtain
the best experience, we recommend you use a more up to date browser (or turn off compatibility mode in
Internet Explorer). In the meantime, to ensure continued support, we are displaying the site without styles
and JavaScript.
Top view of the transistor layer, where the “unit cell” element is repeated throughout the whole layer. See Supplementary Videos 3–4 for a 3D visualization of the transistor layer and the unit cell.