Is dissociation of peptide radical cations an ergodic process?

@article{Laskin2007IsDO,
  title={Is dissociation of peptide radical cations an ergodic process?},
  author={Julia Laskin and Jean H. Futrell and Ivan K Chu},
  journal={Journal of the American Chemical Society},
  year={2007},
  volume={129 31},
  pages={9598-9}
}