%0 Journal Article %J Nature Photonics %D 2013 %T Plasmonic nano-protractor based on polarization spectro-tomography %A Farbod Shafiei %A Chihhui Wu %A Yanwen Wu %A Alexander B. Khanikaev %A Patrick Putzke %A Akshay Singh %A Xiaoqin Li %A Gennady Shvets %B Nature Photonics %V 7 %G eng %U http://www.nature.com/nphoton/journal/v7/n5/full/nphoton.2013.68.html %N 367