Not sure if it's the first instance of 'controlled' nanotechnology in human history. Stained glass contains gold nanoparticles that modulate the color.
It's Daguereotype from the French inventor by the same name. Don't try to steal name and process. Modern scientists incapable of doing anything better than was done 200 years ago !
Oh please, giving an existing thing a new names doesn't make it sexy. Dags are wonderful, they don't need to be sexed up. Also, a 30 to 40 enlargement isn't that impressive. Lets not over sell it.
