Now you are in the subtree of Physics public knowledge tree.

# Composite Fermions

## https://en.wikipedia.org/wiki/Composite_fermion

....... suggests that in transport experiments around $\nu = \frac{1}{2}$ , these new particles, in many aspects, behave like ordinary electrons. It is remarkable that the complex electron-electron interaction in the presence of a magnetic field can be described in such simple, semiclassical terms.