Author,Title,Journal,ISSN,Publisher,Date,Volume,Number,Page,URL,URL(DOI) Mitsuo Fukuda and Dmitri K. Gramotnev and Kenzo Yamaguchi and Masamitsu Fujii,Numerical optimization of periodic hole arrays for plasmonic Raman sensor,SPIE Proceedings,0277-786X,SPIE,2011-02-10,7911,,791103,https://cir.nii.ac.jp/crid/1871428067934200064,https://doi.org/10.1117/12.874362