Realization of super-Planckian thermal radiation by phonon polaritons coupled with waveguide modes

• Project/Area Number: 23K26047
• Project/Area Number (Other): 23H01352 (2023)
• Research Category: Grant-in-Aid for Scientific Research (B)
• Allocation Type: Multi-year Fund (2024); Single-year Grants (2023)
• Section: 一般
• Review Section: Basic Section 19020:Thermal engineering-related
• Research Institution: The University of Tokyo
• Principal Investigator: ヴォルツ セバスチャン 東京大学, 生産技術研究所, 国際研究員 (70533636)
• Co-Investigator(Kenkyū-buntansha): 野村 政宏 東京大学, 生産技術研究所, 教授 (10466857) ; ORDONEZMIRANDA EdilbertoJose 東京大学, 生産技術研究所, 国際研究員 (60909779)
• Project Period (FY): 2023-04-01 – 2026-03-31
• Project Status: Granted (Fiscal Year 2024)
• Budget Amount: ¥18,980,000 (Direct Cost: ¥14,600,000、Indirect Cost: ¥4,380,000); Fiscal Year 2025: ¥4,940,000 (Direct Cost: ¥3,800,000、Indirect Cost: ¥1,140,000); Fiscal Year 2024: ¥4,420,000 (Direct Cost: ¥3,400,000、Indirect Cost: ¥1,020,000); Fiscal Year 2023: ¥9,620,000 (Direct Cost: ¥7,400,000、Indirect Cost: ¥2,220,000)
• Keywords: thermal radiation / phonon poalritons / cavity modes / far-field / near-field / 熱放射 / ナノスケール熱伝導 / プランク放射

Outline of Research at the Start

Cavities of micron scale in width including polar materials are emitting phonon-polaritons heat, which is not described by usual planckian law. We want to measure this special thermal radiation.