A glass stamp reproduces precise, nanometer-scale etchings in silver. This original engraving is 10 microns wide – less than a quarter of the diameter of a human hair. Credit: Kyle…
Read MoreMicroneedles fabricated with two-photon polymerization:Credit: Royal Society of Chemistry I first covered ACerS member Roger Narayan’s work in the field of two-photon polymerization a little more than a year ago…
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