Arte em Corantes

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Você já viu o comportamento de corantes de comida quando colocados juntos em cores diferentes? É muito legal! Eles interagem entre si, caçando os de cores diferentes e se juntando aos de cores iguais, olha só:

Um trio de pesquisadores de Stanford chegou a solução de porque esse efeito acontece. Tom Abate, que escreveu para Stanford, explica:

The critical fact was that food coloring is a two-component fluid. In such fluids, two different chemical compounds coexist while retaining separate molecular identities. The droplets in this experiment consisted of two molecular compounds found naturally in food coloring: water and propylene glycol. The researchers discovered how the dynamic interactions of these two molecular components enabled inanimate droplets to mimic some of the behaviors of living cells.

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via Colossal

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