@article{PhysRevFocus.21.21, title = {A Nanoscale Tractor Beam}, author = {Gorder, Pam Frost}, journal = {Phys. Rev. Focus}, volume = {21}, issue = {}, pages = {21}, numpages = {1}, year = {2008}, month = {Jun}, doi = {10.1103/PhysRevFocus.21.21}, url = {http://link.aps.org/doi/10.1103/PhysRevFocus.21.21}, publisher = {American Physical Society} }