Look like acid.
and not 'atomic orbital' either.
You are messing up with terms.
Your gif is about sand and standing wave.

The gif below explains your gif and this is called standing wave.
here is nothing about quantum mechanics or string theory.
Please read about standing waves.
you should learn about anatomy. Some of drawings are creepy.
This is a weird shit's true face.
Please add tag "barely visible".
Come on, dude. That's just shows how waves with different frequencies affects surface with sand(or dust, whatever) on it.
Fapped. Next one please.
I should admit that with this image quality a lot of things could become invisible.