On applying the diffraction theory and with the aid of the reciprocity theorem, an approximate formula for the radiation field of a slot cut in a metal sheet of finite size is derived.

本文应用绕射理论并借助于互易定理，导出了一个在有限尺寸金属平板上割出的一条裂缝的近似辐射埸公式。

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The sub-threshold slope, threshold voltage shift, substrate technique and the anti-radiation ability of field oxides are the four main impacts on the device fabrication in size scaling down.

亚阈斜率、阈值电压漂移、衬底技术和场氧抗辐射能力已经成为器件按比例缩小给器件带来冲击的最主要的四个方面。

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