Presentation Information

[10a-P01-21]Wavelength-selective diffraction gratings with Nano-Hemisphere on Mirror (NHoM) structures

〇Mika Iwahashi1, Hiroaki Kawata1, Tetsuya Matsuyama1, Shunsuke Murai1, Kenji Wada2, Koichi Okamoto1 (1.Osaka Metropolitan Univ., 2.OMU-ESCARI)

Keywords:

plasmonics,sensing,Diffraction grating

We fabricated wavelength-selective diffraction gratings using Nano-Hemisphere on Mirror (NHoM) structures that exhibits strong light confinement characteristics. By applying this structure to our Mask-pattern-transferred nonlinear laser spectroscopy technique, further enhancement in sensitivity and resolution is expected.