Scientists have observed ferromagnetism in a gas of lithium atoms cooled to a fraction of a degree above absolute zero, demonstrating that a substance does not require a crystalline structure to be magnetic.
Friday, September 18, 2009
Magnetism in Gas Observed
Scientists have observed ferromagnetism in a gas of lithium atoms cooled to a fraction of a degree above absolute zero, demonstrating that a substance does not require a crystalline structure to be magnetic.
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