Preprint

Redox-Driven Crystallization, Expansion, and Amorphization of Rutile IrO2 Nanoparticles under PEMWE Operation

Preprint
Michal Ronovský, Ricardo Urrego-Ortiz, Delphine Clauss, Meryem Ennaji, Vincent Martin, Raphaël Chattot, Iratxe Aguado-Ruiz, Nikita Vostrov, Tomáš Hrbek, Peter Kúš, Hridya Nedumkulam, Bilal Iskandarani, Jack Todd Lang, Pol Sallés, Laëtitia Dubau, Jakub Drnec, Iryna V. Zenyuk, Federico Calle‐Vallejo, Frédéric Maillard
ChemRxiv, 2026, https://doi.org/10.26434/chemrxiv.15002960/v1
Publication year: 2026

Depth-aware machine learning for 3D reconstruction of fibrous porous polymers by FIB-SEM tomography

Preprint
Carlota Bozal‐Ginesta, Claudia Bissattini, Peng Zeng, Julie Ruellou, Jakub Drnec, Alessandro Senocrate, Corsin Battaglia
ChemRxiv, 2026, https://doi.org/10.26434/chemrxiv.15003357/v1
Publication year: 2026

Multimodal X-ray imaging reveals hierarchical fibre mechanics

Preprint
Elis Newham, Alissa L. Parmenter, Jishizhan Chen, Catherine Disney, Tim Snow, Joseph Brunet, Valentin Vinci, Jakub Drnec, Michael J. Sherratt, Judith A. Hoyland, Alexandre Bellier, Brian K. Bay, Nicholas J. Terrill, Peter Lee, Himadri S. Gupta
bioRxiv (Cold Spring Harbor Laboratory), 2025, https://doi.org/10.1101/2025.09.19.677294
Publication year: 2025

X-ray Chemical Imaging of Mn-doped Co/TiO2 Pellets reveals the significance of Cobalt Carbide Formation and Distribution on CO conversion and Alcohol Selectivity during Fischer Tropsch Synthesis

Preprint
Andrew M. Beale, Danial Farooq, Matthew E. Potter, Sebastian P. Stockenhuber, Jay Pritchard, Antonis Vamvakeros, Stephen J. Price, Jakub Drnec, Ben Ruchte, James Paterson, Mark Peacock
Research Square, 2024, https://doi.org/10.21203/rs.3.rs-3961226/v1
Publication year: 2024

Temperature-Driven Dissolution of Nanoalloyed Catalyst During Ink Preparation and Membrane Electrode Assembly Fabrication

Preprint
Michal Ronovský, Olivia Dunseath, Tomáš Hrbek, Peter Kúš, Matija Gatalo, Shlomi Polani, Jan Kubát, Daniel C. G. Götz, Hridya Nedumkulam, Andrea Satori, Enrico Petrucco, Francisco Ruiz‐Zepeda, Nejc Hodnik, Peter Strasser, Alex Martinez Bonastre, Jakub Drnec
ChemRxiv, 2024, https://doi.org/10.26434/chemrxiv-2024-g9lx2-v2
Publication year: 2024

Stabilization of Ru-Core, Pt-Shell Model Electrodes by Electronic Effects and Electrooxidation Reactions

Preprint
Albert K. Engstfeld, Lukas Forschner, Mario Löw, Linus Pithan, Paul Beyer, Z. Jusys, Joachim Bansmann, R. Jürgen Behm, Jakub Drnec
ChemRxiv, 2024, https://doi.org/10.26434/chemrxiv-2024-fk624
Publication year: 2024

Paradigm shift of platinum oxidation below fuel cell open-circuit voltage

Preprint
Raphaël Chattot, Carlos A. Campos‐Roldàn, Amir Gasmi, Morgane Stodel, Isaac Martens, Jean‐Sébastien Filhol, Jakub Drnec, Pierre‐Yves Blanchard, Sara Cavalière, Deborah J. Jones
Research Square, 2023, https://doi.org/10.21203/rs.3.rs-3366519/v1
Publication year: 2023

Assessing Utilization Boundaries for Pt-based Catalysts in an Operating PEMFC

Preprint
Michal Ronovský, Lujin Pan, Malte Klingenhof, Isaac Martens, Raphaël Chattot, Lukáš Fusek, Peter Kúš, Marta Mirolo, Fabio Dionigi, Harriet Burdett, Jonathan Sharman, Peter Strasser, Alex Martinez Bonastre, Jakub Drnec
ChemRxiv, 2023, https://doi.org/10.26434/chemrxiv-2023-5l0sj
Publication year: 2023

Versatile X-ray operando electrolysis cell

Preprint
Asger Barkholt Moss, Joel Hätinen, Peter Kúš, Sahil Garg, Marta Mirolo, Ib Chorkendorff, Brian Seger, Jakub Drnec
ChemRxiv, 2022, https://doi.org/10.26434/chemrxiv-2022-7v75p
Publication year: 2022

Nanoimaging of solid solution domains during phasetransitions inside LiNi0.5Mn1.5O4

Preprint
Isaac Martens, Nikita Vostrov, Marta Mirolo, Steven Leake, Edoardo Zatterin, Xiaobo Zhu, Lianzhou Wang, Jakub Drnec, Marie‐Ingrid Richard, Tobias U. Schülli
ChemRxiv, 2022, https://doi.org/10.26434/chemrxiv-2022-lkzbj
Publication year: 2022

Emerging chemical heterogeneities in a commercial 18650 Li-ion battery during early cycling

Preprint
D. Matras, Thomas E. Ashton, Hongyang Dong, Marta Mirolo, Isaac Martens, Jakub Drnec, Jawwad A. Darr, Paul D. Quinn, Simon D. M. Jacques, Andrew M. Beale, Antonis Vamvakeros
ChemRxiv, 2022, https://doi.org/10.26434/chemrxiv-2022-4b442
Publication year: 2022

Holistic Multi-scale Imaging of Oxygen Reduction Reaction Catalyst Degradation in Operational Fuel Cells

Preprint
Isaac Martens, Antonis Vamvakeros, Nicolas Martinez, Raphaël Chattot, Janne Pusa, Maria Valeria Blanco, Elizabeth A Fisher, Tristan Asset, Sylvie Escribano, Fabrice Micoud, Tim Starr, Alan Coelho, Veijo Honkimäki, Dan Bizzotto, David P Wilkinson, Simon DM Jacques, Frédéric Maillard, Laetitia Dubau, Sandrine Lyonnard, Arnaud Morin, Jakub Drnec
arXiv:2008.04770 [physics.app-ph]
Publication year: 2020