Ingenieros eléctricos de la Universidad de Duke han creado el primer metamaterial electromagnético sin metal, que absorbe energía electromagnética sin calentamiento.
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etiquetas: metamaterial , conductor , no metálico , absorbe energía , ondas , silicio
www.meneame.net/story/cientificos-descubren-metal-conduce-electricidad
www.meneame.net/story/descubren-metal-rompe-ley-wiedemann-franz-conduc
www.meneame.net/story/este-metal-puede-cambiar-todo-sabemos-sobre-aisl
que habla precisamente de un metal conductor que no se calienta.
El caso de este metamaterial es una noticia importante tal y como se explica en el artículo:
"Physical tests showed that the new "metasurface" absorbed 97.5 percent of the energy produced by waves at 1.011 terahertz.
Efficiently absorbing energy from electromagnetic waves is an important property for many applications. For example, thermal imaging devices can operate in the terahertz range, but because they have previously included at least some metal, getting sharp images has been challenging.