Authors
Florian Chabot, Jongmin Lee, Florent Vandenberghe, Laure Guetaz, Gérard Gebel, Sandrine Lyonnard, Lionel Porcar, Sébastien Rosini, Arnaud Morin
Organizations mentioned
- Bibliographic Reference
- Florian Chabot, Jongmin Lee, Florent Vandenberghe, Laure Guetaz, Gérard Gebel, et al.. Detailed catalyst layer structure of Proton Exchange Membrane Fuel Cell from contrast variation small-angle neutron scattering. ACS Applied Energy Materials, 2024, 6 (3), pp.1185-1196. ⟨10.1021/acsaem.2c02384⟩. ⟨cea-04119543⟩
- DOI
- https://doi.org/10.1021/acsaem.2c02384
- Department
- ["Département de l'électricité et de l'hydrogène dans les transports", 'SYstèmes Moléculaires et nanoMatériaux pour l’Energie et la Santé']
- European Project Title
- ['FURTHER-FC Further Understanding Related to Transport limitations at High current density towards future ElectRodes for Fuel Cells - DOI 10.3030/875025', 'World class Science and Innovation with Neutrons in Europe 2020 – SINE2020']
- HAL Collection
- ["CEA - Commissariat à l'énergie atomique", 'Université Savoie Mont Blanc', 'HAL Grenoble Alpes', 'CNRS - Centre national de la recherche scientifique', 'OpenAIRE', 'Direction de la recherche technologique', 'Institut de Chimie du CNRS', "Laboratoire d'Innovation pour les Technologies des Energies Nouvelles et les nanomatériaux", 'Institut de Recherche Interdisciplinaire de Grenoble', 'CEA Grenoble', 'Université Grenoble Alpes [2020-*]', 'SYstèmes Moléculaires et nanoMatériaux pour l’Energie et la Santé', "Institut National de l'Energie Solaire", 'MAP-contributeur']
- HAL Identifier
- 4119543
- Institution
- ["Commissariat à l'énergie atomique et aux énergies alternatives", 'Université Savoie Mont Blanc', 'Institut de Chimie - CNRS Chimie', 'Institut Laue-Langevin']
- Laboratory
- ["Laboratoire d'Innovation pour les Technologies des Energies Nouvelles et les nanomatériaux", 'Institut de Recherche Interdisciplinaire de Grenoble']
- Published in
- France
Table of Contents
- Detailed catalyst layer structure of Proton Exchange Membrane Fuel Cell from contrast 2
- Abstract 2
- 1. Introduction 3
- Figure S1 3
- Figure 1-a 3
- 2. Experimental 5
- 2.1. Samples specifications 5
- Table S1 Figure 6
- 1-b 6
- Figure 1. 7
- 𝑘 𝑞 7
- 2.2. SANS Technique 7
- Figure 1-c 8
- 4𝜋. sin θ 2 8
- 𝜆 1 8
- Figure 1- d 8
- Table 1 8
- Table 1. 8
- 2.3. SANS Setup 9
- Figure 1-c 9
- Table 2 9
- Table 2. 9
- ND- Vulcan electrode D- Vulcan ND- HSA electrodes 9
- 2.4. SANS correction and reduction 9
- 𝑄 1 10
- 2𝜋 𝐼𝑞𝑞 . 𝑑𝑞 10
- 2.5. SANS profiles simulation 10
- 𝑃𝑞 𝜑 10
- 𝑉 . 𝐹²𝑞 𝑏𝑎𝑐𝑘𝑔𝑟𝑜𝑢𝑛𝑑 3 10
- 𝐹𝑞 3 10
- . 3𝑉 𝜌 𝜌 sin𝑞. 𝑟 q. 𝑟 cos𝑞. 𝑟 10
- 𝑞. 𝑟 10
- 3𝑉 𝜌 𝜌 sin𝑞. 𝑟 𝑞. 𝑟 cos𝑞. 𝑟 10
- 𝑞. 𝑟 10
- 2.6. Trasnmission electronic microscopy 10
- 3. Results and discussion 11
- 3.1. Impact of manufacturing process on ionomer structure in catalyst layer 11
- Figure 1-d 11
- Figure 2-a 11
- Figure 1-a 11
- Figure 2-a 12
- Figure 2. 12
- 𝐼𝑞 𝐹𝑞 . 𝑧 𝑑𝑞 13
- 2𝜋 𝑤𝑖𝑡ℎ 𝐹𝑞 𝜌 . 4 13
- 𝑞 𝑠𝑖𝑛 𝐷 𝑞 13
- 2 5 13
- 𝐼𝑄 𝐴 13
- 𝑠𝑖𝑛 𝐷 𝑄 13
- 2 6 13
- Figure 2-b 13
- Figure 2-c 13
- 𝑡ℎ 𝑡ℎ 13
- Table S2 14
- Figure S3 14
- 𝑤𝑡 𝑡ℎ 14
- 𝑡ℎ ρ 14
- 𝜌 . 𝑡ℎ 14
- Figure S4 14
- Figure 2-a 14
- 3.2. Ionomer thin film structure and water distribution inside the electrode 15
- Figure S5 15
- Figure S6 15
- Figure 3-a 15
- Figure 3-a 17
- Figure 3-b 17
- Figure 17
- 3-d 17
- Table S3 17
- Figure S8 17
- Table S4 17
- Figure S7 17
- Figure S6 17
- Figure 3-e Table S5 18
- Figure 3. 19
- 3.4. Validating core shell models with contrast variation 20
- Figure 4 -a 21
- Table S6 Table S7 21
- Figure 4. 22
- 3.5 Using contrast variation to reveal the carbon support structure 22
- Figure 4-a 22
- Figure 4-b 23
- Figure 4- c 23
- Figure S9-a 23
- Figure S9-b 23
- Figure 4-a 23
- 4. Conclusion 24
- Supporting Information 25
- Corresponding author 25
- Author Contribution 25
- Acknowledgements 25
- References 26
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- Physica B 26
- Condensed Matter 26
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- Fuel Cells 26
- Polymer 26
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- Detailed catalyst layer structure of Proton Exchange Membrane Fuel Cell from contrast 30
- Figure. 30