Light in a circular cavity makes a variety of standing wave patterns, some of
which look like flowers, wagon wheels, or even tie-fighter spaceships. These
images are from my simulations of the light in the cavities of nanolasers - each
pattern is called a mode, and the smaller the laser,
![(Untitled)](/content/images/size/w795/e786869c85f25cbd3358d999ff90b1a5/tumblr_n2ph2s4y0D1spzrmao2_640.png)