Here we list our work related to Spin and Polarization.

1. Adiabatic Invariants for Spin-Orbit Motion, Proceedings of European Particle Accelerator Conference (EPAC), 2002, Paris [3 pages]. See http://accelconf.web.cern.ch/accelconf/e02/default.htm.
    G. Hoffstaetter, H.S. Dumas, J.A. Ellison.
     
2. Quasiperiodic spin-orbit motion and spin tunes in storage rings. Phys. Rev. ST Accel. Beams 7, 124002 (2004) [33 pages]. D.~P.~Barber, J.~A.~Ellison and K.~Heinemann. http://prst-ab.aps.org/pdf/PRSTAB/v7/i12/e124002
    Reply to Comment on "Quasiperiodic spin-orbit motion and spin tunes in storage rings". Phys. Rev. ST Accel. Beams} 8, 089002 (2005) D. P. Barber, J. A. Ellison, and K. Heinemann http://prst-ab.aps.org/pdf/PRSTAB/v8/i8/e089002
     
3. Adiabatic invariance of spin-orbit motion in accelerators Phys. Rev. ST Accel. Beams 9, 014001 (2006) G. H. Hoffstaetter, H. S. Dumas, and J. A. Ellison http://prst-ab.aps.org/pdf/PRSTAB/v9/i1/e014001
     
4. Polarization Fields and Phase Space Densities:  Stroboscopic Averaging
    and the Ergodic Theorem. Physica D 234,131-149(2007). J.~A.~Ellison and K.~Heinemann.
     
5. Two topics in particle accelerator beams: Vlasov-Maxwell treatment of coherent synchrotron radiation and topological treatment of spin polarization, PhD Dissertation with distinction, Math&Stat, University of New Mexico, May, 2010. Dissertation on is ProQuest. HD.pdf