Nanotechnology engineering student TheObviousTrap created a 300 nanometer thick Aperture logo in an undergrad class. Bravo!
"Obtaining the image using scanning electron microscopy is probably overkill but that was only equipment I had access to," TheObviousTrap wrote on Reddit.
Portal players will be familiar with Aperture—the in-game scientific corporation. Nanotechnology students will be familiar 300 nm thick creations.
Engineers make small things in class [Reddit Thanks C W!]