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StandardSudden1283 t1_j0l11fe wrote

Question about those aerogels that can be placed in a furnace, get red hot, then be handled with bare hands.

I understand they have low thermal conductivity but is there a/what is the relation to their thermal capacity?

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fuzzygondola t1_j0l54f0 wrote

Thermal conductivity and specific heat capacity don't go hand in hand. But heat capacitance depends on the material and its mass. Aerogel is extremely light and that why it doesn't burn you even when it's red hot.

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Lame4Fame t1_j0lge9x wrote

Similar to how you can stick your hand into an oven that is at 200+ celsius and not get heavy burns.

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