Evanescent Waves

Some articles on waves, wave:

Perfectly Matched Layer - Technical Description
... Specifically, for a PML designed to absorb waves propagating in the x direction, the following transformation is included in the wave equation ... Wherever an x derivative appears in the wave equation, it is replaced by where ω is the angular frequency and σ is some function of x ... Wherever σ is positive, propagating waves are attenuated because where we have taken a planewave propagating in the +x direction (for ) and applied the transformation (analytic continuation) to complex ...

Famous quotes containing the words waves and/or evanescent:

    You waves, though you dance by my feet like children at play,
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    When I was a boy with never a crack in my heart.
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