Researchers have been working for decades to understand the details of where the proton gets its intrinsic angular momentum, ...

131, No. 995, 2019 January Angular Momentum of Stars and their Plan... To understand the distribution of angular momenta between host stars and their planets, we estimate the spin angular momentum ...

The effect depends on the product of spin and angular momentum (hence the coupling), taking their directions into account, and in particular varies as the square of the product of the nucleus's ...