De l'encre électron - ique sur une feuille de graphène, plus petit tu gluon-ottes !

No comment, "juste" pour l'art ...

Source:

Scientists use electron 'ink' to write on graphene 'paper'


Images taken by a scanning transmission electron microscope (STEM) of electron ink on graphene paper, showing the letter “N” and the symbol “Ʌ.” Credit: Wei Zhang, et al.
 ©2013 IOP Publishing Ltd.


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