News tagged with layer

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

Using nature as a model for low-friction bearings

The mechanical properties of natural joints are considered unrivalled. Cartilage is coated with a special polymer layer allowing joints to move virtually friction-free, even under high pressure. Using simulations ...

May 14, 2014
4.4 / 5 (9) 0

3D printing: The shape of things to come?

(Phys.org) —If you ask the proverbial man or woman in the street what they understand by the terms 'stereolithography', 'selective laser sintering' and 'fused deposition modelling', you're likely to be ...

Apr 11, 2014
3.8 / 5 (11) 8