The Jacobi-Anger identity is employed to quantify the findings of Morse, Orlov and Semertzidis [1]. The secular term in the longitudinal spin component is proportional to a Bessel function. A suggestion for values of machine parameters to optimize the secular term is presented.
@article{arxiv.1403.3735,
title = {Comment on "rf Wien filter in an electric dipole moment storage ring: The "partially frozen spin'' effect''},
author = {S. R. Mane},
journal= {arXiv preprint arXiv:1403.3735},
year = {2014}
}