Two laser-based techniques — micrometre-resolution particle image velocimetry (μPIV) and optical tweezers (OT) — have been combined by researchers in the USA to make a new instrument for the ...
a, Aerial shot of the fire and the fibre-drawing tower b, before and c, after the fire. The historic fibre-drawing tower, built by David Payne in 1968, and at one time in demand by London's Science ...