They begin by covering a silicon wafer with a layer of silicon dioxide and etching in arrowhead-shaped trenches (“like a field plowed prior to planting” as IEEE Spectrum describes it).
Plants shape Earth’s atmosphere by moving carbon and water vapour. New research sheds light on how they learned to do it – ...
The choice of laser source, ranging from UV to IR, is tailored to the specific plastic material being extruded, considering factors like material composition, color, mark quality, and line speed.