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Ultralight material
Ultralight materials
are solids with a density of less than 10 mg/cm
3
, including silica
aerogels
,
carbon nanotube
aerogels
,
aerographite
,
metallic foams
,
polymeric foams
, and
metallic microlattices
. The
density of air
is about 1.275 mg/cm
3
, which means that the air in the pores contributes significantly to the density of the material.
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