With this new dispersive relationship and solution, the trapped state of photon-atom of single two-level atom in photonic crystal is discussed.

在新的色散关系下，用求解系统本征值的方法讨论了光子晶体中单个二能级原子的自发辐射形成的光场-原子束缚态的性质。

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" An economy without creative destruction--which is to say, one without entrepreneurs--is trapped in a state of "circular flow.

FORBES: Schumpeter on Speed

The death toll from the quake is expected to rise even higher, with state media saying thousands are still trapped in collapsed buildings.

NPR: Earthquake Rocks China's Sichuan Province

It was inconvenient for those who were trapped on motorways or blockaded in harbours, but the internal affairs of a nation-state were its own business.

ECONOMIST: The French way | The