Re: boson calculus and half inter spin? huh?


Igor wrote:
>
> I think what might be confusing you is the fact that the classical
> rotation group SO(3), which is equivalent to SU(2), has only integer
> spin representations. SU(2), on the other hand, has both integer and
> half-integer representations. So SU(2) covers more than just classical
> rotations.



Are these newly discovered quasiparticle anyons covered by SU(2) ?




Experiments reveal particles that are neither fermions nor bosons--the
two categories that encompass all other known particles.

http://focus.aps.org/story/v16/st14

.