他们利用红外线激光束捕获超冷锂原子气团，将其冷却到仅比绝对零度高亿分之十五开尔文。 当逐渐增加原子间斥力时，研究人员观察到的几个现象表明气体已经变得具有强磁性。
When they gradually increased the repulsive forces between the atoms, they observed several features indicating that the gas had become ferromagnetic.
研究了超冷玻色气体中的电磁感应透明现象。
Electromagnetically induced transparency and slow light in ultracold Bose gas were investigated.
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