Nanophotonics and plasmonics is the study of light at the nanometre-scale. Light can only be focused to a spot roughly half its wavelength in size (a few hundred nanometres for visible light). This ...
Researchers have created the world's smallest boat, measuring just 30 micrometers in length, so small it could sail down a human hair. Using an electron microscope and a high resolution 3D printer a ...
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