Subwavelength-confined hybrid surface modes of low attenuation in cylindrical metallic-dielectric waveguidesLuojia Wang, Ying Gu, Xiaoyong Hu, Baoqing Sun, Limin Tong and Qihuang GongEPL, 96 5 (2011) 59901DOI: https://doi.org/10.1209/0295-5075/96/59901