Kwati Leonard ＫｗａｔｉＬｅｏｎａｒｄ

Researcher Number	70734391
Affiliation (Current)	2026: 九州大学, カーボンニュートラル・エネルギー国際研究所, 准教授
Affiliation (based on the past Project Information) *help	2023 – 2024: 九州大学, カーボンニュートラル・エネルギー国際研究所, 准教授 2019 – 2022: 九州大学, カーボンニュートラル・エネルギー国際研究所, 助教
Review Section/Research Field	Principal Investigator Basic Section 36020:Energy-related chemistry
Keywords	Principal Investigator sustainable Energy / SOFC/SOEC / Proton conductor / robust air electrodes / proton transport / low cost / reliable energy / electrolysis cell / protonic cathode / oxygen vacancies … More / protonic defects / Ionic transport / Air electrode / Electrolysis cell / mixed conductivity / protonic air electrode / Electrolysis / Fuel cell / Triple conducting / ionic transport / Protonic defects / catalytic activity / steam electrolysis / protonic electrode / proton kinetics / hydration / hydrogen / fuel cell / steam electrolysis cell / Catalytic activity / protonic electrolyte / air electrode Less

Development of efficient low-cost SOFC/SOEC protonic cathodes for reliable energy distributionPrincipal Investigator
- Principal Investigator
  
  Kwati Leonard
- Project Period (FY)
  2019 – 2024
- Research Category
  
  Grant-in-Aid for Scientific Research (C)
- Review Section
  
  Basic Section 36020:Energy-related chemistry
- Research Institution
  Kyushu University

All 2025 2024 2023 2022 2020 2019

All Journal Article Presentation

[Journal Article] Toward highly efficient solid oxide protonic electrolysis cells for large-scale hydrogen production at moderate temperatures2025
- Author(s)
  Leonard. Kwati, K. Miyazaki, M. E. Ivanova, W. A. Meulengberg, T. Ishiraha, and H. Matsumoto
- Journal Title
  
  Material Advances
  
  Volume: 6 Issue: 10 Pages: 3253-3263
- DOI
  10.1039/d5ma00028a
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-19K05672
[Journal Article] Anode Supported Planar 5 × 5 cm2 SrZr0.5Ce0.4Y0.1O2.95 Based Solid Oxide Protonic Fuel Cells via Sequential Tape-Casting2022
- Author(s)
  Kwati Leonard, Mariya E. Ivanova, Andre Weber, Wendelin Deibert, Wilhelm A. Meulenberg, Tatsumi Ishihara, Hiroshige Matsumoto
- Journal Title
  
  Solid State Ionics
  
  Volume: 379 Pages: 115918-115918
- DOI
  10.1016/j.ssi.2022.115918
- Peer Reviewed / Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-19K05672
[Journal Article] Tailored and Improved Protonic Conductivity through Ba(ZxCe10－x)0.08Y0.2O3－δ Ceramics Perovskites Type Oxides for Electrochemical Devices2022
- Author(s)
  Leonard Kwati、Okuyama Yuji、Ivanova Mariya E.、Meulenberg Wilhelm A.、Matsumoto Hiroshige
- Journal Title
  
  ChemElectroChem
  
  Volume: 9 Issue: 4
- DOI
  10.1002/celc.202101663
- Peer Reviewed / Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-19H02801, KAKENHI-PROJECT-19K05672
[Presentation] Processed Ceramic Protonic Membranes with Optimised Electrode/Electrolyte Interface.2024
- Author(s)
  Leonard Kwati, Mariya E. Ivanova, Christian Dellen, Wilhelm A. Meulenberg, Tatsumi Ishiraha, Hiroshige Matsumoto.
- Organizer
  24th International Conference on Solid State Ionics London, UK, 15-19 July 2024
- Invited / Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-19K05672
[Presentation] Ceramic protonic Fuel Cell and Electrolyser with Optimised Electrolyte/Electrode Interface,2024
- Author(s)
  Leonard Kwati, Mariya E. Ivanova, Christian Dellen, Wilhelm A. Meulenberg, Tatsumi Ishiraha, Hiroshige Matsumoto.
- Organizer
  7th International Workshop on Prospects on Protonic Ceramic Cells, PPCC Dijon, France, June 18-21, 2024,
- Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-19K05672
[Presentation] Resolving the influence of Sr and Ni diffusion on the moderate-temperature sintering of BaZr0.44Ce0.36Y0.2O3/SrZr0.4Ce0.4Y0.1O3 NiO proton conducting half-cells2023
- Author(s)
  Kwati Leonard (PI)
- Organizer
  電気化学会第91回大会
- Invited
- Data Source
  KAKENHI-PROJECT-19K05672
[Presentation] Triple Conducting Oxides as Positrodes for proton-conducting Solid Oxide Electrochemical Devices2023
- Author(s)
  Kwati Leonard (PI)
- Organizer
  15th Pacific Rim Conference of Ceramic Societies (PACRIM15)
- Invited / Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-19K05672
[Presentation] Investigating the Origin of Enhanced Catalytic Activity in LnCo0.5Ni0.5O3-δ (Ln = La, Pr, Nd) "Positrodes" on Ceramic Protonic electrolytes2022
- Author(s)
  Kwati Leonard (PI)
- Organizer
  第48回固体イオニクス討論会
- Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-19K05672
[Presentation] Understanding the Origin of Enhanced Catalytic Activity inLnCo0.5Ni0.5O3-δ (Ln = Pr, La) Perovskites Type Oxides on Protonic Electrochemical Device2022
- Author(s)
  Kwati Leonard (PI)
- Organizer
  23rd International Conference on Solid State Ionics (SSI 23)
- Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-19K05672
[Presentation] Processing Ceramic Protonic Oxide Via Inverse Tape Casting for use in Electrochemical Devices2020
- Author(s)
  KWATI Leonard
- Organizer
  第33回秋季シンポジウム公益社団法人日本セラミックス協会
- Data Source
  KAKENHI-PROJECT-19K05672
[Presentation] Layered Ceramic Protonic Electrolyzers Fabricated Via Inverse Tape Casting2020
- Author(s)
  KWATI Leonard
- Organizer
  The Power of Interfaces: Fundamentals for Solid State Devices, London
- Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-19K05672
[Presentation] Proton investigation in Mixed ionic/electronic Conducting Air Electrode Materials2019
- Author(s)
  KWATI Leonard
- Organizer
  15th Solid State Ionic, Lake Biwa, Shiga Japan
- Data Source
  KAKENHI-PROJECT-19K05672

1. 松本広重

# of Collaborated Projects: 0 results

# of Collaborated Products: 1 results

Kwati Leonard Ｋｗａｔｉ Ｌｅｏｎａｒｄ

Research Projects

Research Products

Co-Researchers

Development of efficient low-cost SOFC/SOEC protonic cathodes for reliable energy distributionPrincipal Investigator

Principal Investigator

Project Period (FY)

Research Category

Review Section

Research Institution

[Journal Article] Toward highly efficient solid oxide protonic electrolysis cells for large-scale hydrogen production at moderate temperatures2025

Author(s)

Journal Title

DOI

Data Source

[Journal Article] Anode Supported Planar 5 × 5 cm2 SrZr0.5Ce0.4Y0.1O2.95 Based Solid Oxide Protonic Fuel Cells via Sequential Tape-Casting2022

Author(s)

Journal Title

DOI

Data Source

[Journal Article] Tailored and Improved Protonic Conductivity through Ba(ZxCe10－x)0.08Y0.2O3－δ Ceramics Perovskites Type Oxides for Electrochemical Devices2022

Author(s)

Journal Title

DOI

Data Source

[Presentation] Processed Ceramic Protonic Membranes with Optimised Electrode/Electrolyte Interface.2024

Author(s)

Organizer

Data Source

[Presentation] Ceramic protonic Fuel Cell and Electrolyser with Optimised Electrolyte/Electrode Interface,2024

Author(s)

Organizer

Data Source

[Presentation] Resolving the influence of Sr and Ni diffusion on the moderate-temperature sintering of BaZr0.44Ce0.36Y0.2O3/SrZr0.4Ce0.4Y0.1O3 NiO proton conducting half-cells2023

Author(s)

Organizer

Data Source

[Presentation] Triple Conducting Oxides as Positrodes for proton-conducting Solid Oxide Electrochemical Devices2023

Author(s)

Organizer

Data Source

[Presentation] Investigating the Origin of Enhanced Catalytic Activity in LnCo0.5Ni0.5O3-δ (Ln = La, Pr, Nd) "Positrodes" on Ceramic Protonic electrolytes2022

Author(s)

Organizer

Data Source

[Presentation] Understanding the Origin of Enhanced Catalytic Activity inLnCo0.5Ni0.5O3-δ (Ln = Pr, La) Perovskites Type Oxides on Protonic Electrochemical Device2022

Author(s)

Organizer

Data Source

[Presentation] Processing Ceramic Protonic Oxide Via Inverse Tape Casting for use in Electrochemical Devices2020

Author(s)

Organizer

Data Source

[Presentation] Layered Ceramic Protonic Electrolyzers Fabricated Via Inverse Tape Casting2020

Author(s)

Organizer

Data Source

[Presentation] Proton investigation in Mixed ionic/electronic Conducting Air Electrode Materials2019

Author(s)

Organizer

Data Source

Kwati Leonard ＫｗａｔｉＬｅｏｎａｒｄ