A nanometer is billionth of a meter. A nanometer is billionth of a meter



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tarix26.05.2018
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A nanometer is 1 billionth of a meter.

  • A nanometer is 1 billionth of a meter.

  • A hair is 80,000 nm wide.

  • Aerogel is a glass foam with bubbles 10 nm wide.



The sky, glaciers and aerogel all have tiny particles or bubbles that scatter light.

  • The sky, glaciers and aerogel all have tiny particles or bubbles that scatter light.

  • Blue scatters the most, so they all look blue.



Tiny bubbles make amazing insulators



Aerogel panels in OMSI’s roof!

  • Aerogel panels in OMSI’s roof!

  • Keeps building warm

  • Lets light through



Aerogel is super strong for its weight.

  • Aerogel is super strong for its weight.

  • A 2.5 kg brick supported on top of a piece of aerogel weighing only 2 grams – over 1000 times lighter!



Mix alcohol and silicon together



NASA uses aerogel because it’s really lightweight.

  • NASA uses aerogel because it’s really lightweight.

  • Cheaper to fly into space

  • Used on the Stardust probe



Tiny particles of space dust get stuck in aerogel.

  • Tiny particles of space dust get stuck in aerogel.



You can look at particles yourself!

  • You can look at particles yourself!



This project was supported by the National Science Foundation under Grant No. ESI-0532536.

  • This project was supported by the National Science Foundation under Grant No. ESI-0532536.

  • Any opinions, findings, and conclusions or recommendations are those of the author and do not necessarily reflect the views of the Foundation.




Yüklə 455 b.

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