Development and quantitative interpretation of extraordinary-transmission metamaterial nano-antenna devices for nanosensing and optical modulation at GHz frequencies

• Project/Area Number: 25K01184
• Research Category: Grant-in-Aid for Scientific Research (B)
• Allocation Type: Multi-year Fund
• Section: 一般
• Review Section: Basic Section 20010:Mechanics and mechatronics-related
• Research Institution: The University of Osaka
• Principal Investigator: O・B Wright 大阪大学, 大学院工学研究科, 招へい教授 (90281790)
• Co-Investigator(Kenkyū-buntansha): 松田 理 北海道大学, 工学研究院, 教授 (30239024) ; 友田 基信 大分大学, 理工学部, 准教授 (30344485) ; 長久保 白 東北大学, 工学研究科, 准教授 (70751113) ; 荻 博次 大阪大学, 大学院工学研究科, 教授 (90252626)
• Project Period (FY): 2025-04-01 – 2028-03-31
• Project Status: Granted (Fiscal Year 2025)
• Budget Amount: ¥14,040,000 (Direct Cost: ¥10,800,000、Indirect Cost: ¥3,240,000); Fiscal Year 2027: ¥3,900,000 (Direct Cost: ¥3,000,000、Indirect Cost: ¥900,000); Fiscal Year 2026: ¥3,770,000 (Direct Cost: ¥2,900,000、Indirect Cost: ¥870,000); Fiscal Year 2025: ¥6,370,000 (Direct Cost: ¥4,900,000、Indirect Cost: ¥1,470,000)
• Keywords: メタマテリアル / 音響 / ピコ秒 / レーサー / 表面波

Outline of Research at the Start

Developing GHz metamaterial nano-antennas for ultrasensitive biosensing and acousto-optic modulation. Using nanoscale acoustic waves (1-100 GHz), we aim to detect single molecules and enable efficient nano-optomechanical devices via extraordinary transmission.