K
φ°
Xo
Yo
γ
delay
slit
fps
Wave packet diffraction on a slit (drag mouse to rotate membrane).
0 ≤ slit ≤ 125, 0.7 < Xo,Yo < 2.5,
0 < x,y < π.
You see dynamics of the travelling wave packet
u(r) = exp(-(r -
Ro)2/a2) cos kr,
kx = k cos φ, ky = k sin φ moving in the k direction.
WebGL Demosupdated 28 Feb 2011