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投稿者 Ava
投稿日時 2014/08/10 9:25:24
Stolen credit card buy a college essay for The core of the optical transistor is made out of two mirrors. Between them lies a sealed cavity containing a gas of supercooled cesium atoms. The mirrors are set at a distance which is precisely calibrated to the wavelength of light, so that they act as an optical resonator, able to bounce light back and forth between them while preserving its phase.