Now merge the layers - create the copy of each first. This you get what you see on the background. The glow is visible now because when you merged the layers you had different blending modes.

sonic wave

It's ok.

sonic wave

Now to create a wave just apply the wave ) filter in Filters>Distort>Wave.

sonic wave

This is what we get.

sonic wave

Make several copies of it because we will need it.

sonic wave

Apply motion blur to one of them and put it to the background.

sonic wave

To
  
others you can change the layer modes to reach contrasted color.

sonic wave

Making the copies of it and changing the opacity may give you the feeling of depth - because we have layers here).

sonic wave

To pop out an object use the highlighted contour.

sonic wave

And here is our final image - we have saturated red glowing object on the foreground; multi-layer background wave, only a little bit of text to complete the picture.

sonic wave



sonic wave

And our wallpaper or design, call it what you like, is finished now.

sonic wave