2 ms·
They’re actually very cheap, but you can literally get diamond sandpaper
by TylerE 3y ago
They’re actually very cheap, but you can literally get diamond sandpaper
- jon_richards 3y agoI'm picturing something more like this. https://researchnews.cc/imagenes/2021/03/19/Selffolding-2.jpg https://researchnews.cc/imagenes/2021/03/19/Selffolding-2.jp... Micrometer-scale, not nanometer-scale.