@article{50591,
  author = {Huang and Silberzan and Tegenfeldt and Cox and Sturm and Austin and Craighead},
  title = {Role of molecular size in ratchet fractionation},
  abstract = { <p><a href="http://journals.aps.org/prl/abstract/10.1103/PhysRevLett.89.178301" data-url="http://journals.aps.org/prl/abstract/10.1103/PhysRevLett.89.178301">http://journals.aps.org/prl/abstract/10.1103/PhysRevLett.89.178301</a></p> },
  year = {2002},
  journal = {Physical Review Letters},
  volume = {89},
  pages = {4},
  language = {eng},
}