Kanai Ayaka 金井綾香

Researcher Number	90960849
Other IDs	https://orcid.org/0000-0002-8218-4848
Affiliation (Current)	2026: 長岡技術科学大学, 工学研究科, 助教
Affiliation (based on the past Project Information) *help	2022 – 2025: 長岡技術科学大学, 工学研究科, 助教
Review Section/Research Field	Principal Investigator Basic Section 31020:Earth resource engineering, Energy sciences-related / 0202:Condensed matter physics, plasma science, nuclear engineering, earth resources engineering, energy engineering, and related fields Except Principal Investigator Basic Section 31020:Earth resource engineering, Energy sciences-related
Keywords	Principal Investigator 化合物太陽電池 / 半導体 / 薄膜 / 太陽電池 / 硫化物 / 光吸収材料 / 液相成長法 / 半導体薄膜 / スパッタ法 / Cu2(Sn1-xGex)S3 / Cu2SnS3 / 硫化物薄膜 / 伝導帯傾斜構造 … More Except Principal Investigator … More キャリアダイナミクス / 発光分光 / 浅い欠陥 / pnホモ接合 / 発光励起波長依存 / 光励起発光スペクトル / 薄膜太陽電池 / 薄膜 / Cu2(Sn,Ge)S3 / Cu2SnS3 / 硫化物 / 太陽電池 Less

硫化物薄膜の結晶成長技術の革新による有毒・希少元素フリー高効率薄膜太陽電池の創出
- Principal Investigator
  
  荒木秀明
- Project Period (FY)
  2025 – 2028
- Research Category
  
  Grant-in-Aid for Scientific Research (B)
- Review Section
  
  Basic Section 31020:Earth resource engineering, Energy sciences-related
- Research Institution
  Nagaoka National College of Technology
Fabrication of high-efficiency, non-toxic- and rare-element-free thin-film solar cells by controlling the dynamics of minority carriers
- Principal Investigator
  
  田中久仁彦
- Project Period (FY)
  2024 – 2027
- Research Category
  
  Grant-in-Aid for Scientific Research (B)
- Review Section
  
  Basic Section 31020:Earth resource engineering, Energy sciences-related
- Research Institution
  Nagaoka University of Technology
Development of a growth method CTS films for the realization of next-generation solar cells which are low-cost, non-toxic, and highly-efficientPrincipal Investigator
- Principal Investigator
  
  金井綾香
- Project Period (FY)
  2023 – 2025
- Research Category
  
  Grant-in-Aid for Early-Career Scientists
- Review Section
  
  Basic Section 31020:Earth resource engineering, Energy sciences-related
- Research Institution
  Nagaoka University of Technology
Optimization of electronic structure in eco-friendly and low-cost CTS-system thin film solar cellPrincipal Investigator
- Principal Investigator
  
  Kanai Ayaka
- Project Period (FY)
  2022 – 2023
- Research Category
  
  Grant-in-Aid for Research Activity Start-up
- Review Section
  
  0202:Condensed matter physics, plasma science, nuclear engineering, earth resources engineering, energy engineering, and related fields
- Research Institution
  Nagaoka University of Technology

All 2025 2024 2023 2022

All Journal Article Presentation

[Journal Article] Investigation of intrinsic and extrinsic defects in Na-doped Cu2Sn1-GexS3 thin films by photoluminescence2025
- Author(s)
  Ichihara Ryodai、Tasaki Takeshi、Kanai Ayaka、Araki Hideaki、Tanaka Kunihiko
- Journal Title
  
  Journal of Solid State Chemistry
  
  Volume: 345 Pages: 125244-125244
- DOI
  10.1016/j.jssc.2025.125244
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-24K01416
[Journal Article] Influence of sulfurization process in tin sulfide and sulfur mixed vapors on the morphology of Cu2SnS3 thin films2024
- Author(s)
 Igarashi Yuki、Ohashi Ray、Kanai Ayaka、Tanaka Kunihiko
- Journal Title
 
 Journal of Physics D: Applied Physics
 
 Volume: 58 Issue: 1 Pages: 015309-015309
- DOI
 10.1088/1361-6463/ad8005
- Peer Reviewed
- Data Source
 KAKENHI-PROJECT-23K13697
[Journal Article] Effects of the growth process on surface morphology of Cu2(Sn1-xGex)S3 thin films2024
- Author(s)
  Kanai Ayaka、Ohashi Ray、Tanaka Kunihiko、Araki Hideaki、Sugiyama Mutsumi
- Journal Title
  
  Journal of Materials Science: Materials in Electronics
  
  Volume: 35 Issue: 7 Pages: 526-526
- DOI
  10.1007/s10854-024-12248-6
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-22K20355
[Journal Article] Electrical transport properties of Cu2Sn1-Ge S3 films with varying x ratios2024
- Author(s)
  Kanai Ayaka、Ohashi Ray、Igarashi Yuki、Araki Hideaki、Tanaka Kunihiko
- Journal Title
  
  Thin Solid Films
  
  Volume: 803 Pages: 140481-140481
- DOI
  10.1016/j.tsf.2024.140481
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-23K13697
[Journal Article] Photoluminescence properties of Cu-poor Cu2Sn1-xGexS3 thin films with varying Ge/(Ge+Sn) ratio2023
- Author(s)
  Ayaka Kanai、Ryoma Hata、Mutsumi Sugiyama、Kunihiko Tanaka
- Journal Title
  
  Journal of Physics D: Applied Physics
  
  Volume: - Issue: 26 Pages: 265102-265102
- DOI
  10.1088/1361-6463/accc42
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-22K20355, KAKENHI-PROJECT-20H02680
[Journal Article] Influence of thiourea concentration during deposition of a CdS buffer layer on the electric properties of Cu2SnS3 solar cells2023
- Author(s)
 Kanai Ayaka、Saito Soichiro、Araki Hideaki、Tanaka Kunihiko
- Journal Title
 
 Journal of Physics D: Applied Physics
 
 Volume: 57 Issue: 2 Pages: 025502-025502
- DOI
 10.1088/1361-6463/ad00c7
- Peer Reviewed
- Data Source
 KAKENHI-PROJECT-22K20355, KAKENHI-PROJECT-20H02680
[Journal Article] Influence of Cd, S and Na atoms on photoluminescence in tin sulfide thin films2022
- Author(s)
  Kanai Ayaka、Kusatsu Keina、Sugiyama Mutsumi
- Journal Title
  
  Japanese Journal of Applied Physics
  
  Volume: 61 Issue: 12 Pages: 125501-125501
- DOI
  10.35848/1347-4065/ac9caf
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-22K20355
[Presentation] フォトルミネッセンス観測によるCu2SnS3薄膜太陽電池の解析2025
- Author(s)
  市原稜大，金井綾，齋藤聡一郎，荒木秀明，田中久仁彦
- Organizer
  第72回応用物理学会春季学術講演会
- Data Source
  KAKENHI-PROJECT-24K01416
[Presentation] First-principles study of point defects in Cu2Sn0.5Ge0.5S3 and Cu2SnS32024
- Author(s)
  Keita Kato, Kunihiko Yamauchi, Ayaka Kanai, Kunihiko Tanaka, Tomki Yamashita
- Organizer
  The 25th Asian Workshop on First-Principles Electronic Structure Calculations (ASIAN-25)
- Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-24K01416
[Presentation] Cu2SnS3 薄膜太陽電池の発光スペクトルの励起波長依存性2024
- Author(s)
  市原稜大，金井綾，齋藤聡一郎，荒木秀明，田中久仁彦
- Organizer
  2024年度多元系化合物・太陽電池研究会　年末講演会
- Data Source
  KAKENHI-PROJECT-24K01416
[Presentation] Electrical properties of the Cu2Sn1-xGexS3 absorbing layer in solar cells as determined by admittance spectroscopy and related methods2024
- Author(s)
  Ayaka Kanai, Takeshi Tasaki, Hideaki Araki, Kunihiko Tanaka
- Organizer
  The 35th International Photovoltaic Science and Engineering Conference (PVSEC-35)
- Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-23K13697
[Presentation] Cu2SnxGe1-xS3における欠陥形成エネルギーの第一原理計算2024
- Author(s)
  加藤恵太, 山内邦彦, 金井綾香, 田中久仁彦, 山下智樹
- Organizer
  日本物理学会第79回年次大会
- Data Source
  KAKENHI-PROJECT-24K01416
[Presentation] Admittance spectroscopy法によるCu2(Sn1-xGex)S3太陽電池の欠陥評価2024
- Author(s)
  金井綾香，田崎傑士, 荒木秀明, 田中久仁彦
- Organizer
  第21回「次世代の太陽光発電システム」シンポジウム
- Data Source
  KAKENHI-PROJECT-23K13697
[Presentation] First-principles Calculations of Defect Formation Energy for Cu2Sn1-xGexS32024
- Author(s)
  Keita Kato, Kunihiko Yamauchi, Ayaka Kanai, Kunihiko Tanaka, Tomoki Yamashita
- Organizer
  第34回日本MRS年次大会
- Data Source
  KAKENHI-PROJECT-24K01416
[Presentation] Admittance spectroscopy 法による Cu2(Sn1-xGex)S3 太陽電池の欠陥評価2024
- Author(s)
  金井綾香, 田崎傑士, 荒木秀明, 田中久仁彦
- Organizer
  第21回「次世代の太陽光発電システム」シンポジウム(第 4 回日本太陽光発電学会学術講演会）
- Data Source
  KAKENHI-PROJECT-24K01416
[Presentation] Influence of sulfurization in controlled Sn-S and S mixed vapors on properties of Cu2SnS3 thin films2024
- Author(s)
  Y. Igarashi, A. Kanai, R. Ohashi, K. Tanaka
- Organizer
  The 22nd International Conference on Ternary and Multinary Compounds (ICTMC-22)
- Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-23K13697
[Presentation] Na doping effects for photoluminescence of Cu2Sn1-xGexS3 thin films2024
- Author(s)
  Ryodai Ichihara, Takeshi Tasaki, Hideaki Araki, Ayaka Kanai, Kunihiko Tanaka
- Organizer
  The 35rd International Photovoltaic Science and Engineering Conference (PVSEC-35)
- Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-24K01416
[Presentation] 3ゾーン管状炉を用いたSn-S雰囲気制御Cu2SnS3薄膜成長法の最適化2023
- Author(s)
  五十嵐優聴, 大橋零, 金井綾香, 田中　久仁彦
- Organizer
  2023年第84回応用物理学会秋季学術講演会
- Data Source
  KAKENHI-PROJECT-23K13697
[Presentation] Cu2SnS3 thin films growth in controlled Sn-S vapor for grain boundary suppression2023
- Author(s)
  Y. Igarashi, R. Ohashi, A. Kanai, and K. Tanaka
- Organizer
  第33回日本MRS年次大会
- Data Source
  KAKENHI-PROJECT-23K13697
[Presentation] Cu2SnS3系太陽電池の特徴と高効率化技術2023
- Author(s)
  金井綾香, 杉山睦, 荒木秀明, 田中久仁彦
- Organizer
  第70回応用物理学会秋季学術講演会
- Data Source
  KAKENHI-PROJECT-22K20355
[Presentation] Effects of changing the sulfurization temperature in GeSx and S vapor on morphology and crystal structure of Cu2Sn1-xGexS3 thin films2023
- Author(s)
  R. Ohashi, Y. Igarashi, A. Kanai, and K. Tanaka
- Organizer
  第33回日本MRS年次大会
- Data Source
  KAKENHI-PROJECT-22K20355
[Presentation] Ge/(Ge+Sn)組成比がCu2(Sn,Ge)S3薄膜太陽電池の電気特性に与える影響2023
- Author(s)
  大橋零, 金井綾香, 荒木秀明, 田中久仁彦
- Organizer
  第70回応用物理学会秋季学術講演会
- Invited
- Data Source
  KAKENHI-PROJECT-22K20355
[Presentation] Effects of changing the sulfurization temperature in GeSx and S vapor on morphology and crystal structure of Cu2Sn1-xGexS3 thin films2023
- Author(s)
  R. Ohashi, Y. Igarashi, A. Kanai, and K. Tanaka
- Organizer
  第33回日本MRS年次大会
- Data Source
  KAKENHI-PROJECT-23K13697
[Presentation] GeSx及びS雰囲気の硫化温度がCu2Sn1-xGexS3薄膜のモフォロジーや結晶構造などの諸特性に与える影響の調査2023
- Author(s)
  大橋零, 五十嵐優聴, 金井綾香, 田中久仁彦
- Organizer
  2023年第84回応用物理学会秋季学術講演会
- Data Source
  KAKENHI-PROJECT-22K20355
[Presentation] Cu2SnS3 thin films growth in controlled Sn-S vapor for grain boundary suppression2023
- Author(s)
  Y. Igarashi, R. Ohashi, A. Kanai, and K. Tanaka
- Organizer
  第33回日本MRS年次大会
- Data Source
  KAKENHI-PROJECT-22K20355
[Presentation] 3ゾーン管状炉を用いたSn-S雰囲気制御Cu2SnS3薄膜成長法の最適化2023
- Author(s)
  五十嵐優聴, 大橋零, 金井綾香, 田中　久仁彦
- Organizer
  2023年第84回応用物理学会秋季学術講演会
- Data Source
  KAKENHI-PROJECT-22K20355
[Presentation] GeSx及びS雰囲気の硫化温度がCu2Sn1-xGexS3薄膜のモフォロジーや結晶構造などの諸特性に与える影響の調査2023
- Author(s)
  大橋零, 五十嵐優聴, 金井綾香, 田中久仁彦
- Organizer
  2023年第84回応用物理学会秋季学術講演会
- Data Source
  KAKENHI-PROJECT-23K13697
[Presentation] n-CdS層成膜時の(NH2)2CS濃度がCu2SnS3(CTS)太陽電池の電気特性に与える影響2022
- Author(s)
  金井綾香，齋藤聡一郎, 荒木秀明, 田中久仁彦
- Organizer
  第83回応用物理学会秋季学術講演会
- Data Source
  KAKENHI-PROJECT-22K20355
[Presentation] Influence of S and Cd atom on photoluminescence in tin sulfide films2022
- Author(s)
  Mutsumi Sugiyama, Ayaka Kanai, Kusatsu Keina
- Organizer
  2022 MRS Fall Meeting & Exhibit
- Data Source
  KAKENHI-PROJECT-22K20355
[Presentation] Investigation of basic physical properties in Cu2Sn1-xGexS3 by observation of photoluminescence2022
- Author(s)
  Ryoma Hata, Ayaka Kanai, Mutsumi Sugiyama and Kunihiko Tanaka
- Organizer
  the 33rd International Photovoltaic Science and Engineering Conference (PVSEC-33)
- Data Source
  KAKENHI-PROJECT-22K20355
[Presentation] 環境調和型化合物薄膜太陽電池の現状2022
- Author(s)
  金井綾香, 杉山睦, 荒木秀明, 田中久仁彦
- Organizer
  日本太陽光発電学会 Women in Photovoltaics分科会研究会
- Invited
- Data Source
  KAKENHI-PROJECT-22K20355
[Presentation] フォトルミネッセンス観測によるCu2Sn1-xGexS3の基礎物性の調査2022
- Author(s)
  羽田涼馬，金井綾香，杉山睦，田中久仁彦
- Organizer
  第83回応用物理学会秋季学術講演会
- Data Source
  KAKENHI-PROJECT-22K20355
[Presentation] Influence of Ge/(Ge+Sn) ratio on morphology and structure properties of Cu2(Sn1-xGex)S3 film2022
- Author(s)
  Ayaka Kanai, Ryoma Hata, Mutsumi Sugiyama and Kunihiko Tanaka
- Organizer
  the 33rd International Photovoltaic Science and Engineering Conference (PVSEC-33)
- Data Source
  KAKENHI-PROJECT-22K20355

1. 荒木秀明 (40342480)

# of Collaborated Projects: 1 results

# of Collaborated Products: 0 results
2. 赤木洋二 (10321530)

# of Collaborated Projects: 1 results

# of Collaborated Products: 0 results
3. 寺田教男 (20322323)

# of Collaborated Projects: 1 results

# of Collaborated Products: 0 results
4. 田中久仁彦 (30334692)

# of Collaborated Projects: 1 results

# of Collaborated Products: 8 results
5. 山下智樹 (60793099)

# of Collaborated Projects: 1 results

# of Collaborated Products: 3 results

Kanai Ayaka 金井 綾香

Research Projects

Research Products

Co-Researchers

硫化物薄膜の結晶成長技術の革新による有毒・希少元素フリー高効率薄膜太陽電池の創出

Principal Investigator

Project Period (FY)

Research Category

Review Section

Research Institution

Fabrication of high-efficiency, non-toxic- and rare-element-free thin-film solar cells by controlling the dynamics of minority carriers

Principal Investigator

Project Period (FY)

Research Category

Review Section

Research Institution

Development of a growth method CTS films for the realization of next-generation solar cells which are low-cost, non-toxic, and highly-efficientPrincipal Investigator

Principal Investigator

Project Period (FY)

Research Category

Review Section

Research Institution

Optimization of electronic structure in eco-friendly and low-cost CTS-system thin film solar cellPrincipal Investigator

Principal Investigator

Project Period (FY)

Research Category

Review Section

Research Institution

[Journal Article] Investigation of intrinsic and extrinsic defects in Na-doped Cu2Sn1-GexS3 thin films by photoluminescence2025

Author(s)

Journal Title

DOI

Data Source

[Journal Article] Influence of sulfurization process in tin sulfide and sulfur mixed vapors on the morphology of Cu<sub>2</sub>SnS<sub>3</sub> thin films2024

Author(s)

Journal Title

DOI

Data Source

[Journal Article] Effects of the growth process on surface morphology of Cu2(Sn1-xGex)S3 thin films2024

Author(s)

Journal Title

DOI

Data Source

[Journal Article] Electrical transport properties of Cu2Sn1-Ge S3 films with varying x ratios2024

Author(s)

Journal Title

DOI

Data Source

[Journal Article] Photoluminescence properties of Cu-poor Cu2Sn1-xGexS3 thin films with varying Ge/(Ge+Sn) ratio2023

Author(s)

Journal Title

DOI

Data Source

[Journal Article] Influence of thiourea concentration during deposition of a CdS buffer layer on the electric properties of Cu<sub>2</sub>SnS<sub>3</sub> solar cells2023

Author(s)

Journal Title

DOI

Data Source

[Journal Article] Influence of Cd, S and Na atoms on photoluminescence in tin sulfide thin films2022

Author(s)

Journal Title

DOI

Data Source

[Presentation] フォトルミネッセンス観測によるCu2SnS3薄膜太陽電池の解析2025

Author(s)

Organizer

Data Source

[Presentation] First-principles study of point defects in Cu2Sn0.5Ge0.5S3 and Cu2SnS32024

Author(s)

Organizer

Data Source

[Presentation] Cu2SnS3 薄膜太陽電池の発光スペクトルの励起波長依存性2024

Author(s)

Organizer

Data Source

[Presentation] Electrical properties of the Cu2Sn1-xGexS3 absorbing layer in solar cells as determined by admittance spectroscopy and related methods2024

Author(s)

Organizer

Data Source

[Presentation] Cu2SnxGe1-xS3における欠陥形成エネルギーの第一原理計算2024

Kanai Ayaka 金井綾香