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Slow road to stability for emulsions

Studying tiny particles at oil-water interfaces, Harvard researchers found that stabilized emulsions can take months to years to reach physical equilibrium, rather than the assumed instantaneity. This discovery has important implications for pharmaceuticals, cosmetics, and food manufacturing processes.

SourceHarvard University·JournalNature Materials·DateDec 9, 2011

Emulsion with a round-trip ticket

Researchers successfully create a double inversion of an emulsion by adding surfactant to a nanoparticle-containing mixture. The process, which uses silica nanoparticles and a specific type of surfactant, allows for the conversion between oil-in-water and water-in-oil emulsions.

SourceWiley·DateJun 14, 2007

Olive oil emulsion helps with problem heart arteries

A study published in Catheterization and Cardiovascular Interventions found that an olive oil emulsion improved stent delivery in patients with abnormal heart arteries. The emulsion was successfully used to place lubricated stents in 85% of patients with no negative effects months after the procedure.

SourceThomas Jefferson University·JournalCatheterization and Cardiovascular Interventions·DateDec 18, 2006

Bizarre attractive force found in mayonnaise

Scientists at Rice University have discovered an attractive force in mayonnaise using the phenomenon of negative normal stress. This finding has significant implications for the development of new emulsions and dispersions with practical applications.

SourceRice University·JournalPhysical Review Letters·DateMar 29, 2004