Evanescent wave
= Evanescent wave
{wiki}
= Evanescent
{synonym}
An evanescent wave has an imaginary component of its wavevector and therefore decays exponentially in that direction instead of transporting energy away as a propagating wave.
= Evanescent wave
{wiki}
= Evanescent
{synonym}
An evanescent wave has an imaginary component of its wavevector and therefore decays exponentially in that direction instead of transporting energy away as a propagating wave.