We study the behavior of nonzero rest mass spinning test particles moving along circular orbits in the Schwarzschild spacetime in the case in which the components of the spin tensor are allowed to vary along the orbit, generalizing some previous work.
@article{arxiv.gr-qc/0506017,
title = {Spin precession in the Schwarzschild spacetime: circular orbits},
author = {Donato Bini and Fernando de Felice and Andrea Geralico and Robert T. Jantzen},
journal= {arXiv preprint arXiv:gr-qc/0506017},
year = {2011}
}