@article {1462961, title = {Hybrid plasmonic waveguides formed by metal coating of dielectric ridges}, journal = {Optics Express}, volume = {25}, number = {11}, year = {2017}, pages = {12295-12302}, author = {VA Zenin and S. Choudhury and S Saha and V. M. Shalaev and A. Boltasseva and SI Bozhevolnyi} }