Nagaoka Akira 永岡章

Researcher Number	70784271
Other IDs	https://orcid.org/0000-0003-3071-3899
Affiliation (Current)	2024: 宮崎大学, 工学部, 准教授
Affiliation (based on the past Project Information) *help	2020 – 2024: 宮崎大学, 工学部, 准教授
Review Section/Research Field	Principal Investigator Basic Section 31020:Earth resource engineering, Energy sciences-related
Keywords	Principal Investigator 異相 / 粒界 / 多元系化合物 / バルク単結晶成長 / 熱電変換材料 / 単結晶 / IoT

Research Projects
(2 results)
Research Products
(37 results)

機能性粒界を活用した高効率熱電変換材料の開発Principal Investigator
- Principal Investigator
  
  永岡章
- Project Period (FY)
  2023 – 2026
- Research Category
  
  Grant-in-Aid for Scientific Research (B)
- Review Section
  
  Basic Section 31020:Earth resource engineering, Energy sciences-related
- Research Institution
  University of Miyazaki
IoT用独立型電源のための環境調和型多元系熱電材料の無次元性能指数向上Principal Investigator
- Principal Investigator
  
  永岡章
- Project Period (FY)
  2020 – 2023
- Research Category
  
  Grant-in-Aid for Early-Career Scientists
- Review Section
  
  Basic Section 31020:Earth resource engineering, Energy sciences-related
- Research Institution
  University of Miyazaki

All 2023 2022 2021 2020

All Journal Article Presentation Book

[Book] 月刊機能材料 ( 4月号 )2023
- Author(s)
  永岡　章
- Total Pages
  6
- Publisher
  （株）シーエムシー出版
- Data Source
  KAKENHI-PROJECT-20K15221
[Journal Article] Growth and thermoelectric characterization of chalcopyrite ZnSnSb2 with pseudocubic structure2022
- Author(s)
  Shigeeda Yusuke、Nagaoka Akira、Yoshino Kenji、Nishioka Kensuke
- Journal Title
  
  Journal of Physics and Chemistry of Solids
  
  Volume: 161 Pages: 110417-110417
- DOI
  10.1016/j.jpcs.2021.110417
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-20K15221
[Journal Article] Controlling the conduction type in a thermoelectric material (Cu1-xAgx)2ZnSnS42022
- Author(s)
  Okamoto Kouichi、Nagaoka Akira、Nagatomo Katsuma、Yoshino Kenji、Ota Yasuyuki、Nishioka Kensuke
- Journal Title
  
  Journal of Physics and Chemistry of Solids
  
  Volume: 171 Pages: 111016-111016
- DOI
  10.1016/j.jpcs.2022.111016
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-20K15221
[Journal Article] Chimney-ladder sulfide Sr9Ti8S24 as a thermoelectric material with low thermal conductivity2022
- Author(s)
  Kamimizutaru Koki、Nagaoka Akira、Shigeeda Yusuke、Nishioka Kensuke、Higashi Tomohiro、Yasui Shintaro、Yoshino Kenji
- Journal Title
  
  Journal of Physics and Chemistry of Solids
  
  Volume: 163 Pages: 110589-110589
- DOI
  10.1016/j.jpcs.2022.110589
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-20K15221
[Journal Article] Environmentally friendly thermoelectric sulphide Cu2ZnSnS4 single crystals achieving a 1.6 dimensionless figure of merit ZT2021
- Author(s)
  Nagaoka Akira、Yoshino Kenji、Masuda Taizo、Sparks Taylor D.、Scarpulla Michael A.、Nishioka Kensuke
- Journal Title
  
  Journal of Materials Chemistry A
  
  Volume: 9 Issue: 28 Pages: 15595-15604
- DOI
  10.1039/d1ta02978a
- Peer Reviewed / Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-20K15221
[Journal Article] Phase diagram of the Ag2SnS3?ZnS pseudobinary system for Ag2ZnSnS4 crystal growth2021
- Author(s)
  Nagaoka Akira、Yoshino Kenji、Kakimoto Koichi、Nishioka Kensuke
- Journal Title
  
  Journal of Crystal Growth
  
  Volume: 555 Pages: 125967-125967
- DOI
  10.1016/j.jcrysgro.2020.125967
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-20K15221
[Journal Article] Chalcostibite Single-Crystal CuSbS<sub>2</sub> as High-Performance Thermoelectric Material2020
- Author(s)
  Nagaoka Akira、Takeuchi Manato、Shigeeda Yusuke、Kamimizutaru Koki、Yoshino Kenji、Nishioka Kensuke
- Journal Title
  
  MATERIALS TRANSACTIONS
  
  Volume: 61 Issue: 12 Pages: 2407-2411
- DOI
  10.2320/matertrans.E-M2020850
- NAID
  130007942398
- ISSN
  1345-9678, 1347-5320
- Year and Date
  2020-12-01
- Language
  English
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-20K15221
[Presentation] ケステライト化合物Cu2ZnSnS4を用いた環境調和型熱電デバイスの開発2023
- Author(s)
  永岡　章，長友　克馬，岡本　晃一，吉野　賢二，西岡　賢祐
- Organizer
  第70回応用物理学会春季学術講演会
- Data Source
  KAKENHI-PROJECT-20K15221
[Presentation] ケステライト化合物Cu2ZnSnS4の結晶粒界による熱伝導率制御2022
- Author(s)
  長友克馬, 永岡章, 岡本晃一, 西岡賢祐
- Organizer
  2022年度多元系化合物・太陽電池研究会　年末講演会
- Data Source
  KAKENHI-PROJECT-20K15221
[Presentation] カルコパイライト化合物ZnSnAs2の結晶成長2022
- Author(s)
  中島康貴, 永岡章, 岡本晃一, 長友克馬, 吉野賢二, 西岡賢祐
- Organizer
  第13回半導体材料・デバイスフォーラム
- Data Source
  KAKENHI-PROJECT-20K15221
[Presentation] 熱電変換材料(Cu1-xAgx)2ZnSnS4の伝導型制御および伝導機構変化2022
- Author(s)
  岡本晃一, 永岡章, 重枝佑輔, 吉野賢二, 西岡賢祐
- Organizer
  第13回半導体材料・デバイスフォーラム
- Data Source
  KAKENHI-PROJECT-20K15221
[Presentation] Thermoelectric energy conversion2022
- Author(s)
  Akira Nagaoka
- Organizer
  Indo-Japan Workshop Advancement in concentrated photovoltaic system and its thermal management
- Invited / Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-20K15221
[Presentation] Growth and electric properties of n-type thermoelectric material (Cu1-xAgx)2ZnSnS42022
- Author(s)
  Kouichi Okamoto, Akira Nagaoka, Katsuma Nagatomo, Kenji Yoshino,and Kensuke Nishioka
- Organizer
  2022 International Conference on Solid State Devices and Materials (SSDM2022)
- Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-20K15221
[Presentation] カルコパイライト化合物ZnSnAs2の熱電特性2022
- Author(s)
  中島康貴, 永岡章, 岡本晃一, 長友克馬, 吉野賢二, 西岡賢祐
- Organizer
  2022年度多元系化合物・太陽電池研究会　年末講演会
- Data Source
  KAKENHI-PROJECT-20K15221
[Presentation] 環境調和型熱電材料Cu2ZnSnS4の結晶粒界導入による熱伝導率の低下2022
- Author(s)
  長友克馬, 永岡章, 岡本晃一, 西岡賢祐
- Organizer
  第13回半導体材料・デバイスフォーラム
- Data Source
  KAKENHI-PROJECT-20K15221
[Presentation] 多元系カルコゲナイド熱電材料の開発動向と展望2022
- Author(s)
  永岡　章
- Organizer
  第69回応用物理学会春季学術講演会
- Invited
- Data Source
  KAKENHI-PROJECT-20K15221
[Presentation] Impact of grain-boundary on thermal conductivity in environmentally friendly thermoelectric sulphide Cu2ZnSnS42022
- Author(s)
  Katsuma Nagatomo, Akira Nagaoka, Kouichi Okamoto, Kenji Yoshino and Kensuke Nishioka
- Organizer
  2022 International Conference on Solid State Devices and Materials (SSDM2022)
- Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-20K15221
[Presentation] n型(Cu1-xAgx)2ZnSnS4多結晶の電気伝導機構2022
- Author(s)
  岡本晃一，永岡章，長友克馬，吉野賢二, 西岡賢祐
- Organizer
  第19回日本熱電学会学術講演会
- Data Source
  KAKENHI-PROJECT-20K15221
[Presentation] Impact of grain-boundary on thermal conductivity in the quaternary compound Cu2ZnSnS4 crystals2022
- Author(s)
  Katsuma Nagatomo, Akira Nagaoka, Kensuke Nishioka
- Organizer
  33rd International Photovoltaic Science and Engineering Conference (PVSEC-33)
- Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-20K15221
[Presentation] SnSバルク結晶へのSbドーピング2022
- Author(s)
  大澤育巳, 石谷康平, 野瀬嘉太郎, 永岡章, 西岡賢祐
- Organizer
  第69回応用物理学会春季学術講演会
- Data Source
  KAKENHI-PROJECT-20K15221
[Presentation] Evaluation of Thermoelectric Properties of N-type (Cu1-xAgx)2ZnSnS42022
- Author(s)
  Kouichi Okamoto, Akira Nagaoka, Yusuke Shigeeda, Kenji Yoshino, Kenji Nishioka
- Organizer
  18th International Conference on Concentrator Photovoltaic Systems (CPV-18)
- Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-20K15221
[Presentation] 環境調和型熱電材料 Cu2ZnSnS4 における熱伝導率に及ぼす結晶粒界の影響2022
- Author(s)
  長友克馬，永岡章，岡本晃一, 西岡賢祐
- Organizer
  第19回日本熱電学会学術講演会
- Data Source
  KAKENHI-PROJECT-20K15221
[Presentation] Investigation of electrical properties of (Cu1-xAgx)2ZnSnS42022
- Author(s)
  Kouichi Okamoto, Akira Nagaoka, Katsuma Nagatomo, Kenji Yoshino, Kensuke Nishioka
- Organizer
  33rd International Photovoltaic Science and Engineering Conference (PVSEC-33)
- Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-20K15221
[Presentation] デバイス化を目的としたCu2ZnSnS4の伝導型制御と伝導メカニズムの変化2022
- Author(s)
  岡本晃一, 永岡章, 長友克馬, 吉野賢二, 西岡賢祐
- Organizer
  2022年度多元系化合物・太陽電池研究会　年末講演会
- Data Source
  KAKENHI-PROJECT-20K15221
[Presentation] Growth of thermoelectric material ZnSnSb2 with pseudocubic structure2021
- Author(s)
  Yusuke Shigeeda, Akira Nagaoka, Kenji Yoshino, Kensuke Nishioka
- Organizer
  1st Japan-France Virtual Workshop on Thermoelectrics
- Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-20K15221
[Presentation] Growth and characterization of thermoelectric material ZnSnSb22021
- Author(s)
  Yusuke Shigeeda, Akira Nagaoka, Kenji Yoshino, Kensuke Nishioka
- Organizer
  The 8th Asian conference on crystal growth and crystal technology (CGCT-8)
- Data Source
  KAKENHI-PROJECT-20K15221
[Presentation] 熱電変換材料(Cu1-xAgx)2ZnSnS4の伝導メカニズム2021
- Author(s)
  岡本晃一, 永岡章, 重枝佑輔, 吉野賢二, 西岡賢祐
- Organizer
  2021年度多元系化合物・太陽電池研究会
- Data Source
  KAKENHI-PROJECT-20K15221
[Presentation] カルコパイライト化合物ZnSnSb2の熱電特性に及ぼす合金化の影響2021
- Author(s)
  重枝佑輔，永岡章，吉野賢二, 西岡賢祐
- Organizer
  第12回半導体材料・デバイスフォーラム
- Data Source
  KAKENHI-PROJECT-20K15221
[Presentation] 無次元性能指数ZT=1.6を示す擬立方晶Cu2ZnSnS4単結晶2021
- Author(s)
  永岡章，重枝佑輔，岡本晃一，吉野賢二, 西岡賢祐
- Organizer
  第18回日本熱電学会学術講演会
- Data Source
  KAKENHI-PROJECT-20K15221
[Presentation] Growth of n-type thermoelectric material (Cu1-xAgx)2ZnSnS42021
- Author(s)
  Kouichi Okamoto, Akira Nagaoka, Yusuke Shigeeda, Kenji Yoshino, Kensuke Nishioka
- Organizer
  1st Japan-France Virtual Workshop on Thermoelectrics
- Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-20K15221
[Presentation] 熱電変換材料(Cu1-xAgx)2ZnSnS4の伝導型制御2021
- Author(s)
  岡本晃一, 永岡章, 重枝佑輔, 吉野賢二, 西岡賢祐
- Organizer
  第12回半導体材料・デバイスフォーラム
- Data Source
  KAKENHI-PROJECT-20K15221
[Presentation] II-IV-V2族カルコパイライト化合物ZnSnSb2 のZnサイト置換による熱電特性の最適化2021
- Author(s)
  重枝佑輔，永岡章，吉野賢二, 西岡賢祐
- Organizer
  第18回日本熱電学会学術講演会
- Data Source
  KAKENHI-PROJECT-20K15221
[Presentation] n型(Cu1-xAgx)2ZnSnS4結晶の熱電特性評価2021
- Author(s)
  岡本晃一，永岡章，重枝佑輔，吉野賢二, 西岡賢祐
- Organizer
  第18回日本熱電学会学術講演会
- Data Source
  KAKENHI-PROJECT-20K15221
[Presentation] 高い熱電性能指数ZTを示すカルコパイライト化合物ZnSnSb22021
- Author(s)
  重枝佑輔，永岡章，吉野賢二, 西岡賢祐
- Organizer
  2021年度多元系化合物・太陽電池研究会
- Data Source
  KAKENHI-PROJECT-20K15221
[Presentation] 新規多接合太陽電池用基板材料ZnSnSb2の結晶成長2020
- Author(s)
  重枝佑輔, 永岡章, 吉野賢二, 西岡賢祐
- Organizer
  第17回「次世代の太陽光発電システム」シンポジウム
- Data Source
  KAKENHI-PROJECT-20K15221
[Presentation] チムニーラダー型硫化物 Sr8Ti7S21の結晶成長と熱電特性2020
- Author(s)
  上水樽昂樹，永岡章，西岡賢祐，吉野賢二
- Organizer
  第17回日本熱電学会学術講演会
- Data Source
  KAKENHI-PROJECT-20K15221
[Presentation] Pseudo-cubic 構造を示すZnSnSb2 の結晶成長と熱電特性評価2020
- Author(s)
  重枝佑輔，永岡章，上水樽昂樹, 吉野賢二, 西岡賢祐
- Organizer
  第17回日本熱電学会学術講演会
- Data Source
  KAKENHI-PROJECT-20K15221

Nagaoka Akira 永岡 章

Research Projects

Research Products

機能性粒界を活用した高効率熱電変換材料の開発Principal Investigator

Principal Investigator

Project Period (FY)

Research Category

Review Section

Research Institution

IoT用独立型電源のための環境調和型多元系熱電材料の無次元性能指数向上Principal Investigator

Principal Investigator

Project Period (FY)

Research Category

Review Section

Research Institution

[Book] 月刊機能材料 ( 4月号 )2023

Author(s)

Total Pages

Publisher

Data Source

[Journal Article] Growth and thermoelectric characterization of chalcopyrite ZnSnSb2 with pseudocubic structure2022

Author(s)

Journal Title

DOI

Data Source

[Journal Article] Controlling the conduction type in a thermoelectric material (Cu1-xAgx)2ZnSnS42022

Author(s)

Journal Title

DOI

Data Source

[Journal Article] Chimney-ladder sulfide Sr9Ti8S24 as a thermoelectric material with low thermal conductivity2022

Author(s)

Journal Title

DOI

Data Source

[Journal Article] Environmentally friendly thermoelectric sulphide Cu2ZnSnS4 single crystals achieving a 1.6 dimensionless figure of merit ZT2021

Author(s)

Journal Title

DOI

Data Source

[Journal Article] Phase diagram of the Ag2SnS3?ZnS pseudobinary system for Ag2ZnSnS4 crystal growth2021

Author(s)

Journal Title

DOI

Data Source

[Journal Article] Chalcostibite Single-Crystal CuSbS<sub>2</sub> as High-Performance Thermoelectric Material2020

Author(s)

Journal Title

DOI

NAID

ISSN

Year and Date

Language

Data Source

[Presentation] ケステライト化合物Cu2ZnSnS4を用いた環境調和型熱電デバイスの開発2023

Author(s)

Organizer

Data Source

[Presentation] ケステライト化合物Cu2ZnSnS4の結晶粒界による熱伝導率制御2022

Author(s)

Organizer

Data Source

[Presentation] カルコパイライト化合物ZnSnAs2の結晶成長2022

Author(s)

Organizer

Data Source

[Presentation] 熱電変換材料(Cu1-xAgx)2ZnSnS4の伝導型制御および伝導機構変化2022

Author(s)

Organizer

Data Source

[Presentation] Thermoelectric energy conversion2022

Author(s)

Organizer

Data Source

[Presentation] Growth and electric properties of n-type thermoelectric material (Cu1-xAgx)2ZnSnS42022

Author(s)

Organizer

Data Source

[Presentation] カルコパイライト化合物ZnSnAs2の熱電特性2022

Author(s)

Nagaoka Akira 永岡章

[Presentation] 環境調和型熱電材料 Cu2ZnSnS4 における熱伝導率に及ぼす結晶粒界の影響2022

[Presentation] カルコパイライト化合物ZnSnSb2の熱電特性に及ぼす合金化の影響2021