Graduate student Gyu-boong Jo optimizes the laser beam position on the mirror of the optical setup that produced an ultracold gas of lithium atoms. (Credit: Photo by Patrick Gillooly)From Science Daily:
ScienceDaily (Sep. 18, 2009) — For the first time, MIT scientists have observed ferromagnetic behavior in an atomic gas, addressing a decades-old question of whether it is possible for a gas to show properties similar to a magnet made of iron or nickel.
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