@article{S_nchez_2011,
title={Optimal energy quanta to current conversion},
volume={83},
ISSN={1550-235X},
url={http://dx.doi.org/10.1103/physrevb.83.085428},
DOI={10.1103/physrevb.83.085428},
number={8},
journal={Physical Review B},
publisher={American Physical Society (APS)},
author={Sánchez,
Rafael and Büttiker,
Markus},
year={2011},
month=feb }