@article{oai:shizuoka.repo.nii.ac.jp:00004675, author = {Kato, Keisuke and Ono, Atsushi and Inami, Wataru and Kawata, Yoshimasa}, issue = {13}, journal = {Optics Express}, month = {Jun}, note = {application/pdf}, pages = {13580--13585}, title = {Plasmonic nanofocusing using a metal-coated axicon prism}, volume = {18}, year = {2010} }