badan 发表于 2006-5-31 19:16:00

[转帖]More about Negative Index Materials

<p>From OpticsPhotonics News</p><p>Using the right type of man-made materials, light can be made to bend, or refract, backwards. The phase velocity of the light wave propagating inside this medium is pointed in the opposite direction of the energy flow. </p><p>See the attached file for details.</p><br/>

hx0999 发表于 2006-7-4 17:09:00

<p>关于负折射率材料的</p><p></p>
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