For now, such technology can cloak only objects with a surface area of a few
square micrometres and a few hundred nanometres deep.
Not exact matches
Betzig's group has made 400 dots in a grid 2.3
micrometres across, corresponding to 7 billion bits per
square centimetre.
The narrow and high - intensity PETRA III X-ray beam could precisely scan the sample surface, which measured approximately 2x2
square millimetres, with a resolution of half a
micrometre.
Each
square Staniland's team have so far produced is around 20
micrometres wide, far too bulky to store data with a density comparable to today's hard drives.