As intriguing as ice crystals, but vastly smaller, the dimensions of these glassy pores, cages and channels are from one to 50 nanometers in size, a nanometer being equal to one-thousandth the ...

Paris (AFP) – Quantum dots are tiny crystals that scientists can tune ... one of Wednesday's new laureates -- melted coloured glass and X-rayed the results. He noticed that the smaller particles ...