Development of high-sensitive and wide-range refractive index sensor based on the guided-mode resonant grating

Research Project

Project/Area Number	21710126
Research Category	Grant-in-Aid for Young Scientists (B)
Allocation Type	Single-year Grants
Research Field	Microdevices/Nanodevices
Research Institution	Osaka Prefecture University
Principal Investigator	MIZUTANI Akio Osaka Prefecture University, 大学院・工学研究科, 助教 (50400700)
Project Period (FY)	2009 – 2010
Project Status	Completed (Fiscal Year 2010)
Budget Amount *help	¥3,380,000 (Direct Cost: ¥2,600,000、Indirect Cost: ¥780,000) Fiscal Year 2010: ¥1,430,000 (Direct Cost: ¥1,100,000、Indirect Cost: ¥330,000) Fiscal Year 2009: ¥1,950,000 (Direct Cost: ¥1,500,000、Indirect Cost: ¥450,000)
Keywords	ナノデバイス / 超精密計測 / 水素ガスセンサ / 高感度溶液濃度センサ
Research Abstract	High-sensitive refractive index sensor has been developed. Especially the hydrogen gas sensor using a subwavelength dielectric grating on a palladium film was developed. We have succeeded detecting the hydrogen concentration of 4% by measuring the resonant angle shift of 0.04°.