Numerical Modeling and Topology Optimization for Designing the Anode Catalyst Layer in Proton Exchange Membrane Water Electrolyzers Considering Mass Transport Limitation

Phonlakrit Passakornjaras, Peerapat Orncompa, Mehrzad Alizadeh, Patcharawat Charoen-amornkitt, Takahiro Suzuki, Shohji Tsushima

Journal of The Electrochemical Society　2024/06/19　Research paper (scientific journal)

A method for estimating optimized porosity distribution in Reaction-Diffusion systems without reliance on topology optimization

Mengly Long, Mehrzad Alizadeh, Patcharawat Charoen-amornkitt, Takahiro Suzuki, Shohji Tsushima

Chemical Engineering Science　p. 120420-120420　2024/06　Research paper (scientific journal)

Influence of reaction-diffusion parameters on topologically optimized porosity distribution in reaction-diffusion systems considering temperature dependence

Mengly Long, Mehrzad Alizadeh, Patcharawat Charoen-Amornkitt, Takahiro Suzuki, Shohji Tsushima

AIP Conference Proceedings　Vol. 3236　p. 090008-090008　2024　Research paper (international conference proceedings)

Topology optimization of anode catalyst layer for polymer electrolyte membrane water electrolyzers considering the effect of gas coverage

Phonlakrit Passakornjaras, Peerapat Orncompa, Mehrzad Alizadeh, Takahiro Suzuki, Shohji Tsushima, Patcharawat Charoen-Amornkitt

AIP Conference Proceedings　Vol. 3236　p. 020005-020005　2024　Research paper (international conference proceedings)

Structural topology optimization and irreversibility analysis in an electrochemical reaction-diffusion system

Mehrzad Alizadeh, Patcharawat Charoen-Amornkitt, Takahiro Suzuki, Shohji Tsushima

THE 12TH INTERNATIONAL CONFERENCE ON MECHANICAL ENGINEERING (TSME-ICoME 2022)　2024　Research paper (international conference proceedings)

Effect of reaction and diffusion parameters on optimized porosity distribution in a reaction-diffusion system

Mengly Long, Patcharawat Charoen-Amornkitt, Mehrzad Alizadeh, Takahiro Suzuki, Shohji Tsushima

THE 12TH INTERNATIONAL CONFERENCE ON MECHANICAL ENGINEERING (TSME-ICoME 2022)　2024　Research paper (international conference proceedings)

The Influence of Rib and Porous Reactor Thickness on Topologically Optimized Structure in Reaction-Diffusion Systems

Mengly Long, Takahiro Suzuki, Mehrzad Alizadeh, Shohji Tsushima, Patcharawat Charoen-amornkitt

2023 IEEE Transportation Electrification Conference and Expo, Asia-Pacific (ITEC Asia-Pacific)　2023/11/28　Research paper (international conference proceedings)

Analysis of performance stability under conditions of high & low humidity of polymer electrolyte fuel cells with interdigitated gas flow channels formed on a gas diffusion layer: An X-ray imaging and modeling study

Tatsuya Inoue, Daiki Sakai, Naoki Hirayama, Mitsunori Nasu, Takahiro Suzuki, Shohji Tsushima, Junji Inukai, Donald A. Tryk, Masahiro Watanabe, Akihiro Iiyama, Makoto Uchida

Journal of Power Sources　Vol. 585　p. 233623-233623　2023/11　Research paper (scientific journal)

A Numerical Simulation of Evolution Processes and Entropy Generation for Optimal Architecture of an Electrochemical Reaction-Diffusion System: Comparison of Two Optimization Strategies

Mehrzad Alizadeh, Patcharawat Charoen-amornkitt, Takahiro Suzuki, Shohji Tsushima

Journal of The Electrochemical Society　Vol. 170　No. 11　p. 114520-114520　2023/11/01　Research paper (scientific journal)

Mixed topology optimization: A self-guided boundary-independent approach for power sources

Mehrzad Alizadeh, Patcharawat Charoen-amornkitt, Takahiro Suzuki, Shohji Tsushima

Energy Conversion and Management　Vol. 294　p. 117567-117567　2023/10　Research paper (scientific journal)

Flow Battery Driven by a Difference in Solvation Toward the Effective Use of Diverse Forms of Energy

Yohei Matsui, Yuki Maeda, Makoto Kawase, Takahiro Suzuki, Shohji Tsushima

ECS Meeting Abstracts　Vol. MA2023-01　No. 3　p. 774-774　2023/08/28　Research paper (international conference proceedings)

An approach to unify capacitance measurements of electric double layer capacitors using sinusoidal potential scan

Patcharawat Charoen-amornkitt, Wasinee Pholauyphon, Takahiro Suzuki, Shohji Tsushima

Journal of Energy Storage　Vol. 66　p. 107522-107522　2023/08　Research paper (scientific journal)

Topologically Optimized Anode Catalyst Layers of Proton Exchange Membrane Water Electrolyzers

Patcharawat Charoen-amornkitt, Mehrzad Alizadeh, Takahiro Suzuki, Shohji Tsushima

ECS Transactions　Vol. 111　No. 4　p. 87-95　2023/05/19　Research paper (scientific journal)

Fundamentals of Fabrication from Slurry and Its Applications to The Formation of Porous Electrodes

Vol. 12　No. 3　p. 131-140　2023/05　Research paper (scientific journal)

Investigation of transport-reaction dynamics and local/global entropy production in topology optimization of two-species reaction-diffusion systems

Mehrzad Alizadeh, Patcharawat Charoen-amornkitt, Takahiro Suzuki, Shohji Tsushima

Chemical Engineering Science　p. 118739-118739　2023/04　Research paper (scientific journal)

Entropy generation analysis during adjoint variable-based topology optimization of porous reaction-diffusion systems under various design dimensionalities

Patcharawat Charoen-amornkitt, Mehrzad Alizadeh, Takahiro Suzuki, Shohji Tsushima

International Journal of Heat and Mass Transfer　Vol. 202　p. 123725-123725　2023/03　Research paper (scientific journal)

ANALYSIS OF LOCAL-GLOBAL ENTROPY GENERATION IN AN ELECTROCHEMICAL SYSTEM

Mehrzad Alizadeh, Patcharawat Charoen-amornkitt, Takahiro Suzuki, Shohji Tsushima

Proceeding of International Heat Transfer Conference 17　2023　Research paper (international conference proceedings)

Flow battery recharging by thermoresponsive liquid–liquid phase separation

Yohei Matsui, Yuki Maeda, Makoto Kawase, Takahiro Suzuki, Shohji Tsushima

Sustainable Energy & Fuels　Vol. 7　No. 16　p. 3832-3841　2023　Research paper (scientific journal)

Electrochemical cell recharging by solvent separation and transfer processes

Yohei Matsui, Makoto Kawase, Takahiro Suzuki, Shohji Tsushima

Scientific Reports　Vol. 12　No. 1　2022/12　Research paper (scientific journal)

Characterization of Agglomerated Particles in a PEFC Electrode Slurry by Soft X-Ray Radiography

Yumi Tokunaga, Takahiro Suzuki, Shohji Tsushima

ECS Transactions　Vol. 104　No. 8　p. 197-202　2021/10/01　Research paper (international conference proceedings)

Soft X-Ray Imaging of Polymer Electrolyte Fuel Cells Using Different Support Materials for Catalyst Layers

Kanae Kinose, Takahiro Suzuki, Katsuyoshi Kakinuma, Makoto Uchida, Akihiro Iiyama, Shohji Tsushima

ECS Transactions　Vol. 104　No. 8　p. 185-190　2021/10/01　Research paper (international conference proceedings)

Simultaneous in situ measurements and numerical analysis of mass transfer in polymer electrolyte fuel cell electrode slurries during drying

Takahiro Suzuki, Tatsuaki Nagai, Shohji Tsushima

JOURNAL OF THERMAL SCIENCE AND TECHNOLOGY　Vol. 16　No. 1　2021　Research paper (scientific journal)

Effects of Voltage-Dependence of the Constant Phase Element and Ohmic Parameters in the Modeling and Simulation of Cyclic Voltammograms

Patcharawat Charoen-amornkitt, Takahiro Suzuki, Shohji Tsushima

JOURNAL OF THE ELECTROCHEMICAL SOCIETY　Vol. 167　No. 16　2020/11　Research paper (scientific journal)

Fabrication and Evaluation of Catalyst Layers in Polymer Electrolyte Fuel Cells: A Comparison of Decal and Inkjet Printing Techniques

Yuki Shimizu, Riho Kokogawa, Ryosuke Murata, Takahiro Suzuki, Shohji Tsushima

ECS Transactions　Vol. 98　No. 9　p. 55-59　2020/10　Research paper (international conference proceedings)

Measurement and Analysis of Gas Transport Properties in Catalyst Layers of Polymer Electrolyte Fuel Cell with Different Ionomer to Carbon Ratio

Fumiaki Tsutsui, Takahiro Suzuki, Shohji Tsushima

ECS Transactions　Vol. 98　No. 9　p. 49-54　2020/10　Research paper (international conference proceedings)

Analysis of Ionomer Distribution and Pt/C Agglomerate Size in Catalyst Layers by Two-Stage Ion-Beam Processing

Takahiro Suzuki, Shinya Okada, Shohji Tsushima

JOURNAL OF THE ELECTROCHEMICAL SOCIETY　Vol. 167　No. 12　2020/08　Research paper (scientific journal)

Investigation of Gas Transport Properties of PEMFC Catalyst Layers Using a Microfluidic Device

Takahiro Suzuki, Yasuhiro Nakata, Fumiaki Tsutsui, Shohji Tsushima

JOURNAL OF THE ELECTROCHEMICAL SOCIETY　Vol. 167　No. 12　2020/08　Research paper (scientific journal)

Can we realize the ultimate electrode structure in battery devices? An approach for PEFCs and RFBs

Shohji Tsushima, Takahiro Suzuki

Journal of the Heat Transfer Society of Japan　Vol. 59　No. 248　p. 33-39　2020/07

Investigation of agglomeration and sedimentation of PEFC electrode slurries by a laminated microfluidic device

Takahiro Suzuki, Mizuki Doi, Yuki Shimizu, Toshihide Tadenuma, Shohji Tsushima

Transactions of the JSME (in Japanese)　Vol. 86　No. 883　p. 00364-1-00364-10　2020/03　Research paper (scientific journal)

Modeling and Simulation of Vanadium Redox Flow Battery with Interdigitated Flow Field for Optimizing Electrode Architecture

Shohji Tsushima, Takahiro Suzuki

Journal of The Electrochemical Society　Vol. 167　p. 020553-1-020553-11　2020/02　Research paper (scientific journal)

Simultaneous in situ measurements and numerical analysis of mass transfer in polymer electrolyte fuel cell electrode slurries during drying

Takahiro Suzuki, Tatsuaki Nagai, Shohji Tsushima

JOURNAL OF THERMAL SCIENCE AND TECHNOLOGY　Vol. 16　No. 1　2019/12　Research paper (international conference proceedings)

A study on rheological and dielectric properties of carbon/ionomer dispersions prepared by different mixing processes

Sakiko Kitamura, Takahiro Suzuki, Shohji Tsushima

2019/11　Research paper (international conference proceedings)

Investigation of Gas Transport Properties of PEMFC Catalyst Layers by Using a Microfluidic Device

Takahiro Suzuki, Yasuhiro Nakata, Shohji Tsushima

ECS Transactions　Vol. 92　No. 8　p. 175-181　2019/10　Research paper (international conference proceedings)

Determination of Constant Phase Element Parameters under Cyclic Voltammetry Conditions Using a Semi-theoretical Equation

Patcharawat, CHAROEN-AMORNKITT, Takahiro SUZUKI, Shohji TSUSHIMA

Electrochemistry　Vol. 87　No. 4　p. 204-213　2019/07　Research paper (scientific journal)

Particle transfer and structure formation in catalyst ink during drying process

Takahiro Suzuki, Shohji Tsushima

International Heat Transfer Conference Digital Library　Vol. 16　p. 5887-5892　2019/01　Research paper (international conference proceedings)

A numerical study on optimization of fibrous carbon electrodes for vanadium redox flow batteries with interdigitated flow fields

Shohji Tsushima, Takahiro Suzuki

International Heat Transfer Conference Digital Library　Vol. 16　p. 4215-4221　2019/01　Research paper (international conference proceedings)

Characterization of Catalyst Inks by Rheology and Microscopic Particle Properties

Takahiro Suzuki, Shinya Okada, Shohji Tsushima

ECS Transactions　Vol. 86　No. 13　p. 193-198　2018/09　Research paper (international conference proceedings)

Topology optimization for the design of flow fields in a redox flow battery

Kentaro Yaji, Shintaro Yamasaki, Shohji Tsushima, Takahiro Suzuki, Kikuo Fujita

Structural and Multidisciplinary Optimization　Vol. 57　No. 2　p. 535-546　2018/02　Research paper (scientific journal)

Ohmic resistance and constant phase element effects on cyclic voltammograms using a combined model of mass transport and equivalent circuits

Patcharawat Charoen-amornkitt, Takahiro Suzuki, Shohji Tsushima

ELECTROCHIMICA ACTA　Vol. 258　p. 433-441　2017/11　Research paper (scientific journal)

Analysis of ionomer distribution in catalyst layer by two-stage ion-beam processing

Takahiro Suzuki, Takamasa Koyama, Shohji Tsushima

ECS Transactions　Vol. 80　No. 8　p. 419-423　2017/10　Research paper (international conference proceedings)

Optimum channel design of a redox flow battery via topology optimization

K. Yaji, S. Yamasaki, S. Tsushima, T. Suzuki, K. Fujita

2017/06

Analysis of ionomer distribution in catalyst layers by two-stage ion-beam processing

T. Suzuki, T. Koyama, S. Tsushima

ECS Transactions　Vol. 80　No. 8　p. 419-423　2017　Research paper (international conference proceedings)

Composition and evaluation of single-layer electrode proton exchange membrane fuel cells for mass transfer analysis

Takahiro Suzuki, Toshimitsu Miyauchi, Masanori Hayase, Shohji Tsushima

JOURNAL OF THERMAL SCIENCE AND TECHNOLOGY　Vol. 11　No. 3　2016/12　Research paper (scientific journal)

Investigation of porous structure formation of catalyst layers for proton exchange membrane fuel cells and their effect on cell performance

Takahiro Suzuki, Hiroki Tanaka, Masanori Hayase, Shohji Tsushima, Shuichiro Hirai

INTERNATIONAL JOURNAL OF HYDROGEN ENERGY　Vol. 41　No. 44　p. 20326-20335　2016/11　Research paper (scientific journal)

Investigation of Porous Structure Formation of Catalyst Layers for Proton Exchange Membrane Fuel Cells and Their Effect on Cell Performance

T. Suzuki, H. Tanaka, M. Hayase, S. Tsushima, S. Hirai

International Journal of Hydrogen Energy　2016/10　Research paper (scientific journal)

レドックスフロー電池の高性能化と新たな展開

津島将司, 鈴木崇弘

ペトロテック（(公社)石油学会）　Vol. 39　No. 8　p. 649-653　2016/08

Fabrication and control of nano-micro scale porous electrodes in polymer electrolyte fuel cells

Vol. 68　No. 3　p. 62-65　2016/07

Modeling and Simulation of an Interdigitated Vanadium Redox Flow Battery with Interfacial Mass Transfer Resistance

S. Tsushima, T. Suzuki

2016/03　Research paper (international conference proceedings)

Fundamental Understandings of Reaction and Flow Behaviors in an Advanced Redox Flow Battery for Large-Scale Electrical Energy Storage

Shohji Tsushima, Takahiro Suzuki

Journal of the Japan Society of Fluid Mechanics　Vol. 35　No. 1　p. 27-32　2016/02

Redox Flow Batteries with Advanced Flow Field Design and Improved Electrode Properties

Shohji Tsushima, Takahiro Suzuki

Journal of the Heat Transfer Society of Japan　Vol. 55　No. 230　p. 41-50　2016/01

Investigation of solvent and carbon particles behavior during drying process from catalyst ink to catalyst layer

Takahiro Suzuki, Masamichi Kobayashi, Hiroki Tanaka, Masanori Hayase, Shohji Tsushima

ECS Transactions　Vol. 69　No. 17　p. 465-470　2015/10　Research paper (international conference proceedings)

Investigation of Reaction Distribution in Carbon Electrodes in Vanadium Redox Flow Batteries with an Interdigitated Flow Field

Shohji Tsushima, Yohei Matsui, Takahiro Suzuki

ECS Meeting Abstracts　Vol. MA2015-02　No. 1　p. 98-98　2015/07/07　Research paper (scientific journal)

Effect of blending carbon nanoparticles and nanotubes on the formation of porous structure and the performance of proton exchange membrane fuel cell catalyst layers

Takahiro Suzuki, Ryohei Hashizume, Masanori Hayase

Journal of Power Sources　Vol. 286　p. 109-117　2015/03　Research paper (scientific journal)

A miniature fuel cell with monolithically fabricated Si electrodes e Reduction of residual porous Si on catalyst layer

Masahiro Kobayashi, Takahiro Suzuki, Masanori Hayase

Journal of Power Sources　Vol. 267　p. 622-628　2014/06　Research paper (scientific journal)

Crack generation in catalyst layer and micro porous layer by wet-dry cycles and its impact on PEMFC performance

Y. Matsui, T. Suzuki, P. Deevanhxay, S. Tsushima, S. Hirai

ASME 2013 11th Int. Conf. on Fuel Cell Science, Eng. and Technology Collocated with the ASME 2013 Heat Transfer Summer Conf. and the ASME 2013 7th Int. Conf. on Energy Sustainability, FUELCELL 2013　2013　Research paper (international conference proceedings)

Performance improvement in redox flow battery with flow-through channel geometry

Shohji Tsushima, Sho Sasaki, Suzuki Takahiro, Phengxay Deevanhxay, Shuichiro Hirai

ASME 2013 11th International Conference on Nanochannels, Microchannels and Minichannels, ICNMM 2013　2013　Research paper (international conference proceedings)

Fabrication and performance evaluation of structurally-controlled PEMFC catalyst layers by blending platinum-supported and stand-alone carbon black

Takahiro Suzuki, Shohji Tsushima, Shuichiro Hirai

Journal of Power Sources　Vol. 233　p. 269-276　2013/01　Research paper (scientific journal)

Microscopic Analysis of Interlayer Structure and Oxygen Transport Behaviors in Porous Electrode in PEMFC

T. Suzuki, S. Tsushima, S. Hirai

POLYMER ELECTROLYTE FUEL CELLS 13 (PEFC 13)　Vol. 58　No. 1　p. 489-494　2013　Research paper (international conference proceedings)

Structural control and evaluation of PEMFC catalyst layers by blending platinum-supported/stand-alone carbon black

T. Suzuki, S. Tsushima, S. Hirai

ECS Transactions　Vol. 50　No. 2　p. 1467-1473　2012　Research paper (international conference proceedings)

Effects of Nafion (R) ionomer and carbon particles on structure formation in a proton-exchange membrane fuel cell catalyst layer fabricated by the decal-transfer method

Takahiro Suzuki, Shohji Tsushima, Shuichiro Hirai

INTERNATIONAL JOURNAL OF HYDROGEN ENERGY　Vol. 36　No. 19　p. 12361-12369　2011/09　Research paper (scientific journal)

Effects of Nafion ionomer and carbon particles on structure formation in a proton-exchange membrane fuel cell catalyst layer fabricated by the decal-transfer method

Takahiro Suzuki, Shohji Tsushima, Shuichiro Hirai

International Journal of Hydrogen Energy　Vol. 36　p. 12361-12369　2011/07　Research paper (scientific journal)

Measurement of water content distribution in catalyst coated membranes under water permeation conditions by magnetic resonance imaging

Takahiro Suzuki, Yuichiro Tabuchi, Shohji Tsushima, Shuichiro Hirai

INTERNATIONAL JOURNAL OF HYDROGEN ENERGY　Vol. 36　No. 9　p. 5479-5486　2011/05　Research paper (scientific journal)

Measurement of water content distribution in catalyst coated membranes under water permeation conditions by magnetic resonance imaging

Takahiro Suzuki, Yuichiro Tabuchi, Shohji Tsushima, Shuichiro Hirai

International Journal of Hydrogen Energy　Vol. 36　p. 5479-5486　2011/03　Research paper (scientific journal)

Pore Structure and Cell Performance Analysis of PEMFC Catalyst Layers Fabricated by Decal Transfer Method with Variation of Hot Pressing Pressure

T. Suzuki, S. Tsushima, S. Hirai

POLYMER ELECTROLYTE FUEL CELLS 11　Vol. 41　No. 1　p. 909-914　2011　Research paper (international conference proceedings)

Measurement of water content distribution in catalyst coated membrane at water permeation condition by magnetic resonance imaging

Takahiro Suzuki, Yuichiro Tabuchi, Shohji Tsushima, Shuichiro Hirai, Koichiro Aotani, Norio Kubo

ASME 2010 8th International Conference on Fuel Cell Science, Engineering and Technology, FUELCELL 2010　Vol. 1　p. 183-188　2010　Research paper (international conference proceedings)

Characterization of the PEMFC Catalyst Layer by Cross-sectional Visualization and Performance Evaluation

T. Suzuki, S. Tsushima, S. Hirai

POLYMER ELECTROLYTE FUEL CELLS 10, PTS 1 AND 2　Vol. 33　No. 1　p. 1465-1470　2010　Research paper (international conference proceedings)