«What
the Aerogel particles do,» says Greg Pope, owner and president of the Righter Group in Wilmington, Mass., «is alter the surface temperature and slow heat transfer more efficiently than conventional foam and other insulation do, thereby helping the home retain energy.»
Not exact matches
The
aerogel will snare the
particles, and two years later Stardust will return to Earth.
Tsou worked with scientists at Lawrence Livermore National Laboratory in California to make the
aerogel even lighter to improve its
particle - catching ability.
Earlier, in 2000 and 2002, the craft positioned
aerogel collectors on the opposite side of the arm to snare
particles of interstellar dust, suspected to be as small as one - tenth the size of comet grains.
Dunlop and Head, two major racket manufacturers, are also touting the use of
aerogel — the incredibly low - density solid that NASA used to collect comet
particles as part of its Stardust mission — in their latest models.
Stardust's cache was sanitized by intense heat as comet
particles collided at 14,000 miles per hour with foamy
aerogel in the probe's dust collector.
Scientists estimate that Stardust collected 45 of these micron - sized interstellar dust
particles using an
aerogel collector 1,000 square centimeters in size.
Analysis of seven
particles captured by
aerogel and foil reveals diverse characteristics not conforming to a single model.
Citizen scientists identified most of the 71 tracks where
particles were caught in the
aerogel, and scanning electron microscopy revealed 25 craterlike features where
particles punched through the foil.
A ring image Cerenkov counter analyzes the spray of light given off by
particles as they crash through a porous material called an
aerogel; that light reveals the
particles» speed before their final collision into the energy - measuring electromagnetic calorimeter — a lead brick laced with optical fibers.
The dust
particles crashing into the collector would embed themselves in the
aerogel and remain there until Stardust returns home.
The shapes seen both in the models and in reality are similar to other funnel - shaped impact craters, such as those seen on NASA's Stardust spacecraft, which collected space dust
particles in
aerogel.
The spacecraft will fly into the comet's tail and catch
particles in a gel called
aerogel, which is mounted on the panels of the spacecraft.
«Our team, as well as several other teams, is hard at work on how to capture the plume
particles with either
aerogel or metal plates,» Fujishima said.