molecules

Electron flashes catch organics in the act

Electron flashes catch organics in the act

Researchers based in Canada, Germany and Japan have overcome the difficulties of collecting diffraction data on small organic molecules to make atomic-scale recordings of their movement.

‘Molecular trapdoor’ opens only for CO2

‘Molecular trapdoor’ opens only for CO2

A family of nanoporous materials well known for their gas separation properties can sort molecules with much more sophistication than previously thought. Researchers in Australia have discovered that certain zeolites don’t act as simple molecular sieves, but rather separate molecules according to their ability to open ‘molecular trapdoors’ within the zeolite structure. Carbon dioxide molecules [...]

World’s smallest ice cube created

World’s smallest ice cube created

Ice crystals must contain at least 275 water molecules, say German chemists. This size limit has implications for any process that involves ice particles, from cloud formation to making the perfect gin and tonic. To determine the smallest possible ice crystal, the German chemists, jointly led by Thomas Zeuch at the University of Göttingen and [...]

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