@article { IrreraNL16, title = {Photonic Torque Microscopy of the Nonconservative Force Field for Optically Trapped Silicon Nanowires}, journal = {Nano Lett.}, volume = {16}, year = {2016}, pages = {4181-4188}, keywords = {MF}, doi = {10.1021/acs.nanolett.6b01059}, author = {Irrera, Alessia and Magazzu, Alessandro and Artoni, Pietro and S. H. Simpson and Hanna, Simon and Jones, Philip H. and Priolo, Francesco and Gucciardi, Pietro Giuseppe and Marag{\`o}, Onofrio M.} }