aerogel造句
1. Q. Why was aerogel used on Stardust?
2. Next, find the surface of the aerogel.
3. Volunteers have identified amazingly subtle features in the aerogel collectors.
4. We have studied exploringly the new organic aerogel hydrogen storage, the theory of metal small clusters and nano intermetallic compound materials.
5. Upon pyrolysis of organic aerogel powder at high temperature, the carbonized aerogel can be obtained.
6. Generally, insulation blankets consisting of aerogel adiabatic materials or 9% nickel steel may be selected for fabricating low temperature subsea LNG pipeline.
7. The aerogel blanket insulation system, with a weight of only 5 pounds, demonstrated a 40 percent reduction in aircraft IR signature during flight demonstrations on an Army OH–58D Kiowa.
8. The IR spectra of hydrogel, alcogel and aerogel of BaFe12O19 were studied, and the ones of the powders calcined at different temperatures for different time were also studied.
9. The major factors that influence the carbon aerogel films are analyzed from the construction characteristics.
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10. Here is an example of a fragment of aerogel sitting on the surface of the aerogel.
11. The carbon aerogel coated electrode achieved much greater limit current than the other two materials, which indicated that carbon diffused faster in carbon aerogel.
12. Synthesis of alumina aerogel via sol-gel has motivated a worldwide interest due to their application potentials in the high-temperature catalysts and high-temperature thermal insulation etc.
13. Aerogel is also being tested for future bombproof housing and armour for military vehicles.
14. NASA's Stardust mission used a block of aerogel to soft - catch high - speed comet particles.
15. Inside the collector was a substance called aerogel to trap particles floating in space.
16. Supersonic technique was introduced into synthetic route of resorcinol - formaldehyde ( RF ) aerogel to shorten the fabrication period.
17. Using aqua mesophase and tetraethoxysilane(TEOS)as starting materials, the precursors of binary xerogel and aerogel were prepared respectively by sol gel method.
18. Scientists say that because it has so many millions of pores and ridges, if one cubic centimetre of aerogel were unravelled it would fill an area the size of a football field.
19. After pyrolysis , the polydispersion is retained in the carbon aerogel , however , the diffuse interface layer disappears due to migration of the layer to particles to reduce the interface energy.
20. We are cautiously optimistic that the tilting and distortion of the aerogel were minimal.
21. Sodium montmorillonite can be freeze-dried into a spongelike material known as an aerogel. Aerogels are famously fragile.
22. The latex particles produced very short tracks in the aerogel, which was not a surprise.
23. With nanometer pore structure, nanometer - porous materials silica aerogel have an excellent property in thermal insulation.
24. XRD, TEM and BET were used to analyze the aerogel.
25. A new technology is introduced for preparation sodium fluoride and silica aerogel from fluorosilicis acid, the by-product of phosphatic fertilizer production.