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International team uncovers mystery behind ‘coffee ring’ formation – Phys.org

An international research team, led by Monash University, has discovered for the first time the mystery behind the formation of ‘coffee rings’ by examining the…

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An international research team, led by Monash University, has discovered for the first time the mystery behind the formation of ‘coffee rings’ by examining the contact angle of droplets onto a surface, and how they dry.
The research collaboration involving Monash University and Cambridge University also developed a mathematical model that is capable of predicting when a coffee ring could be observed in hard spherical particle systems.
Professor Gil Garnier, Director of BioPRIA (Bioresource Processing…

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