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12-milieu_discret1_positif

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12-milieu_discret1_positif

L
LEMA EPFL

67 Views • Nov 10, 2010

Description

Wave propagation in an articificial structure showing effective positive refraction index medium.
The phase of the sound wave in the middle part of the animation is directed towards the sense propagation of energy, which characterizes a negative refractive medium.