News tagged with laser

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Deformable mirror corrects errors

Very high power is needed to cut or weld using a laser beam. But this creates its own problem: the beam's energy deforms the mirrors that are focusing it to a point. When this happens, the beam expands and ...

May 14, 2014 5 / 5 (7) 1

Beavers keep riparian systems healthy

In some circles, beavers have long been considered pests that damage trees, clog up culverts, and build dams that inhibit or alter the natural flow of waterways. But, to two University of Wyoming researchers, ...

Feb 24, 2014 4.5 / 5 (6) 0