Today's Hard|Forum Post
Today's Hard|Forum Post

Monday August 13, 2012

High Resolution Images That Could Fit On A Human Hair

See this image? It could be printed on a human hair.

News Image

The highest possible resolution images آ— about 100,000 dots per inch آ— have been achieved, and in full-colour, with a printing method that uses tiny pillars a few tens of nanometres tall. The method, described today in Nature Nanotechnology1, could be used to print tiny watermarks or secret messages for security purposes, and to make high-density data-storage discs.