@article{oai:tohoku.repo.nii.ac.jp:00026564, author = {Wang, Yongjin and Hu, Fangren and Kanamori, Yoshiaki and Wu, Tong and Hane, Kazuhiro}, issue = {6}, journal = {Optics Express}, month = {}, note = {学術論文 (Article)}, pages = {5504--5511}, title = {Large area, freestanding GaN nanocolumn membrane with bottom subwavelength nanostructure}, volume = {18}, year = {2010} }