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Development of Novel SiGeSn alloys Using High-Pressure Phase Transformation and Their Application to Environment-friendly Devices

Research Project

Project/Area Number 24K21691
Research Category

Grant-in-Aid for Challenging Research (Exploratory)

Allocation TypeMulti-year Fund
Review Section Medium-sized Section 26:Materials engineering and related fields
Research InstitutionKyushu University

Principal Investigator

生駒 嘉史  九州大学, 工学研究院, 助教 (90315119)

Co-Investigator(Kenkyū-buntansha) 佐道 泰造  九州大学, システム情報科学研究院, 准教授 (20274491)
河野 正道  九州大学, 工学研究院, 教授 (50311634)
Project Period (FY) 2024-06-28 – 2027-03-31
Project Status Granted (Fiscal Year 2024)
Budget Amount *help
¥6,370,000 (Direct Cost: ¥4,900,000、Indirect Cost: ¥1,470,000)
Fiscal Year 2026: ¥1,430,000 (Direct Cost: ¥1,100,000、Indirect Cost: ¥330,000)
Fiscal Year 2025: ¥1,430,000 (Direct Cost: ¥1,100,000、Indirect Cost: ¥330,000)
Fiscal Year 2024: ¥3,510,000 (Direct Cost: ¥2,700,000、Indirect Cost: ¥810,000)
Keywords高圧相変態 / GeSn / SiSn / SiGeSn
Outline of Research at the Start

近年のIoTやウェアラブル端末等の発展に伴い、高効率発受光素子や室温付近での熱電素子の需要が高まっている。本研究では、室温での金属材料の合金化が可能なHigh-Pressure Torsion (HPT)法を用い、①高Sn濃度GeSn、SiSn混晶半導体、②中エントロピーSiGeSn、③SiGeSn混晶準安定相の形成に挑戦する。本研究で新奇SiGeSn混晶半導体を創製し、環境親和型素子開発を目指す。

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Published: 2024-07-03   Modified: 2024-08-28  

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