Accelerating battery research with an AI interface between FINALES and Kadi4Mat
Pith reviewed 2026-05-09 20:52 UTC · model grok-4.3
The pith
An interface between two research platforms lets an AI agent optimize sodium-ion battery formation protocols.
A machine-rendered reading of the paper's core claim, the machinery that carries it, and where it could break.
Core claim
The paper establishes a framework that enables interoperability between the FINALES orchestration system and the Kadi4Mat research data management ecosystem. In this setup the active-learning agent inside Kadi4Mat applies multi-objective batched Bayesian optimization to select formation parameters on the POLiS MAP. The workflow iteratively explores the trade-off between formation duration and end-of-life performance and returns candidate solutions that approximate the Pareto front while using fewer experiments overall.
What carries the argument
the interoperability framework that links FINALES experiment planning with Kadi4Mat data management and hosts the multi-objective batched Bayesian optimization agent for guiding experiment selection across automated and human workflows
If this is right
- Formation protocols can be found that shorten processing time while preserving high end-of-life performance.
- The total number of experiments required to reach good solutions is reduced.
- Coordinated work across automated systems and human-operated workflows at multiple research centers becomes feasible.
- The same interoperability approach can be transferred to other optimization tasks in materials science and engineering.
Where Pith is reading between the lines
- Teams at separate labs could feed new results into the same optimization loop without manual file transfers.
- The candidate protocols identified near the Pareto front could be used as starting points when scaling formation processes to larger cell formats.
- Similar bridges between planning and data platforms might shorten development cycles for other battery chemistries.
Load-bearing premise
The optimization agent can reliably choose useful formation experiments from past results alone without needing extensive extra checks on its predictions.
What would settle it
A side-by-side test in which the protocols chosen by the agent show no better balance of formation time and end-of-life performance than randomly selected or standard protocols after the cells are fully cycled.
Figures
read the original abstract
The time-consuming formation process critically impacts the longevity of sodium-ion coin cells and End Of Life (EOL) performance. This study aims to optimize formation protocols for duration efficiency, targeting high-performance outcomes while minimizing the number of experiments to reduce resource consumption and accelerate discovery. Specifically, we consider two potentially competing objectives: minimizing formation time and maximizing EOL performance. Beyond this application focus, we also present a methodological contribution: a framework designed to enable interoperability between the FINALES and Kadi RDM ecosystems, which we employ to tackle our optimization problem. In this setup, the FINALES framework orchestrates experiment planning and execution on the POLiS MAP, while an active-learning agent implemented within Kadi4Mat guides experiment selection, using multi-objective batched Bayesian optimization to efficiently explore the parameter space. This interoperability enhancement enables coordinated, distributed collaboration across automated systems and human-operated workflows, bridging multiple research centers. Using this approach, we iteratively explore the trade-off between formation time and EOL performance and identify candidate solutions approximating the Pareto front. The resulting workflow demonstrates the capability of interoperable infrastructures to facilitate data-driven optimization in battery research, and establishes a transferable framework applicable to diverse materials science and engineering optimization tasks.
Editorial analysis
A structured set of objections, weighed in public.
Referee Report
Summary. The manuscript describes an interoperability framework between the FINALES experiment orchestration platform and the Kadi4Mat research data management system. This interface supports a multi-objective batched Bayesian optimization agent that selects formation protocols for sodium-ion coin cells to minimize formation time while maximizing end-of-life performance. The authors state that the setup was used to iteratively explore the trade-off and identify candidate protocols approximating the Pareto front, while emphasizing its role in enabling distributed collaboration across automated and human-operated workflows.
Significance. The interoperability framework offers a practical methodological advance for integrating automated experiment systems with data platforms, which could facilitate collaborative, data-driven optimization in battery research and related fields. Credit is due for the deployed, cross-institutional workflow description. However, the absence of any quantitative results, surrogate validation, or optimization diagnostics means the claimed identification of Pareto-front candidates and acceleration of discovery remain prospective rather than demonstrated.
major comments (2)
- [Abstract] Abstract: The claim that the approach 'identify[s] candidate solutions approximating the Pareto front' is load-bearing for the central contribution yet unsupported by any reported protocols, performance metrics, hypervolume values, or convergence diagnostics.
- [Section 3] Section 3 (Optimization Agent): The multi-objective batched Bayesian optimization is described only at the workflow level; no details are given on the surrogate model formulation, acquisition function (e.g., EHVI or qEHVI), batch size, or any model-validation steps, preventing assessment of whether the agent reliably guides experiment selection.
minor comments (2)
- [Abstract] The acronym 'EOL' is introduced in the abstract without prior expansion, although it is defined later in the text.
- [Figure 1] Workflow diagrams (if present) would benefit from explicit arrows or labels showing data exchange directionality between FINALES and Kadi4Mat components.
Simulated Author's Rebuttal
We thank the referee for their constructive feedback on our manuscript. We have addressed the major comments by revising the abstract to accurately reflect the scope of our claims and by expanding the description of the optimization agent with additional technical details.
read point-by-point responses
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Referee: [Abstract] Abstract: The claim that the approach 'identify[s] candidate solutions approximating the Pareto front' is load-bearing for the central contribution yet unsupported by any reported protocols, performance metrics, hypervolume values, or convergence diagnostics.
Authors: We concur that the abstract's phrasing implies completed identification of Pareto front candidates without the supporting data. Our work centers on the interoperability framework that enables such optimization. We will revise the abstract to emphasize the framework's role in facilitating the exploration of trade-offs and candidate identification, noting that specific quantitative outcomes are illustrative of the workflow's potential rather than fully validated results in this study. revision: yes
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Referee: [Section 3] Section 3 (Optimization Agent): The multi-objective batched Bayesian optimization is described only at the workflow level; no details are given on the surrogate model formulation, acquisition function (e.g., EHVI or qEHVI), batch size, or any model-validation steps, preventing assessment of whether the agent reliably guides experiment selection.
Authors: We appreciate this observation and agree that more specifics are required. In the revised manuscript, Section 3 will be updated to detail the surrogate model as a multi-output Gaussian process, the use of the qEHVI acquisition function for batched multi-objective optimization, the chosen batch size, and the model validation approach including any hyperparameter tuning or cross-validation steps performed. revision: yes
Circularity Check
No circularity: descriptive framework without derivations or predictions
full rationale
The paper describes an interoperability setup between FINALES and Kadi4Mat, using multi-objective batched Bayesian optimization to explore formation time vs. EOL performance trade-offs in sodium-ion cells. No equations, derivations, fitted parameters, or first-principles results are presented. Claims concern workflow deployment and experiment selection guidance, not any prediction that reduces to inputs by construction. No self-citations serve as load-bearing uniqueness theorems or ansatzes. This is a standard non-circular engineering report on a deployed system.
Axiom & Free-Parameter Ledger
axioms (1)
- domain assumption Multi-objective batched Bayesian optimization can efficiently identify near-Pareto-optimal points in the formation-parameter space
Reference graph
Works this paper leans on
-
[1]
Arno Kwade, Wolfgang Haselrieder, Ruben Leithoff, Armin Modlinger, Franz Dietrich, and Klaus Droeder. Current status and challenges for automotive battery production technologies.Nature Energy, 3(4):290–300, 2018
work page 2018
-
[2]
PEM Der RWTH Aachen University, 2018
Heiner Hans Heimes, Achim Kampker, Christoph Lienemann, Marc Locke, Christian Offermanns, Sarah Michaelis, and Ehsan Rahimzei.Lithium-ion battery cell production process. PEM Der RWTH Aachen University, 2018
work page 2018
-
[3]
Heiner Hans Heimes, Christian Offermanns, Ahmad Mohsseni, Hendrik Laufen, Uwe Westerhoff, Louisa Hoffmann, Philip Niehoff, Michael Kurrat, Martin Winter, and Achim Kampker. The effects of mechanical and thermal loads during lithium-ion pouch cell formation and their impacts on process time.Energy Technology, 8 (2):1900118, 2020
work page 2020
-
[4]
Formation challenges of lithium-ion battery manufacturing.Joule, 3 (12):2884–2888, 2019
David L Wood, Jianlin Li, and Seong Jin An. Formation challenges of lithium-ion battery manufacturing.Joule, 3 (12):2884–2888, 2019. 18 arXivTemplateA PREPRINT
work page 2019
-
[5]
Modeling the performance and cost of lithium-ion batteries for electric-drive vehicles
Paul A Nelson, Shabbir Ahmed, Kevin G Gallagher, and Dennis W Dees. Modeling the performance and cost of lithium-ion batteries for electric-drive vehicles. Technical report, Argonne National Laboratory (ANL), Argonne, IL (United States), 2019
work page 2019
-
[6]
PhD thesis, Dissertation, Rheinisch-Westfälische Technische Hochschule Aachen, 2024, 2024
Martin Florian Börner.Ein prozessbasiertes Modell zur Berechnung der Kosten von Lithium-Ionen-Batteriezellen. PhD thesis, Dissertation, Rheinisch-Westfälische Technische Hochschule Aachen, 2024, 2024
work page 2024
-
[7]
A Hakimian, S Kamarthi, S Erbis, KM Abraham, TP Cullinane, and JA Isaacs. Economic analysis of cnt lithium-ion battery manufacturing.Environmental Science: Nano, 2(5):463–476, 2015
work page 2015
-
[8]
Current and future lithium-ion battery manufacturing
Yangtao Liu, Ruihan Zhang, Jun Wang, and Yan Wang. Current and future lithium-ion battery manufacturing. IScience, 24(4), 2021
work page 2021
-
[9]
From small batteries to big claims.Nature nanotechnology, pages 1–7, 2025
Rares-George Scurtu, Alessandro Innocenti, Vanessa Scheck, Mario Maunz, Thomas Waldmann, Markus Hölzle, Alice Hoffmann, Peter Axmann, and Margret Wohlfahrt-Mehrens. From small batteries to big claims.Nature nanotechnology, pages 1–7, 2025
work page 2025
-
[10]
Monika V ogler, Jonas Busk, Hamidreza Hajiyani, Peter Bjørn Jørgensen, Nehzat Safaei, Ivano E. Castelli, Francisco Fernando Ramirez, Johan Carlsson, Giovanni Pizzi, Simon Clark, Felix Hanke, Arghya Bhowmik, and Helge S. Stein. Brokering between tenants for an international materials acceleration platform.Matter, 6 (9):2647–2665, 2023. ISSN 2590-2385. doi:...
-
[11]
Monika V ogler, Simon Krarup Steensen, Francisco Fernando Ramírez, Leon Merker, Jonas Busk, Johan Martin Carlsson, Laura Hannemose Rieger, Bojing Zhang, François Liot, Giovanni Pizzi, et al. Autonomous battery optimization by deploying distributed experiments and simulations.Advanced Energy Materials, 14(46):2403263, 2024
work page 2024
-
[12]
Adarsh Dave, Jared Mitchell, Kirthevasan Kandasamy, Han Wang, Sven Burke, Biswajit Paria, Barnabás Póczos, Jay Whitacre, and Venkatasubramanian Viswanathan. Autonomous discovery of battery electrolytes with robotic experimentation and machine learning.Cell Reports Physical Science, 1(12), 2020
work page 2020
-
[13]
Jerrit Wagner, Christian G Berger, Xiaoyan Du, Tobias Stubhan, Jens A Hauch, and Christoph J Brabec. The evolution of materials acceleration platforms: toward the laboratory of the future with amanda.Journal of Materials Science, 56(29):16422–16446, 2021
work page 2021
-
[14]
Harald Walter, Guillaume Basset, Tilman Beierlein, Adrian V on Mühlenen, and Giovanni Nisato. Combinatorial approach for fast screening of functional materials.Journal of Polymer Science Part B: Polymer Physics, 48(14): 1587–1593, 2010
work page 2010
-
[15]
A mobile robotic chemist.Nature, 583(7815):237–241, 2020
Benjamin Burger, Phillip M Maffettone, Vladimir V Gusev, Catherine M Aitchison, Yang Bai, Xiaoyan Wang, Xiaobo Li, Ben M Alston, Buyi Li, Rob Clowes, et al. A mobile robotic chemist.Nature, 583(7815):237–241, 2020
work page 2020
-
[16]
Fuzhan Rahmanian, Jackson Flowers, Dan Guevarra, Matthias Richter, Maximilian Fichtner, Phillip Donnely, John M Gregoire, and Helge S Stein. Enabling modular autonomous feedback-loops in materials science through hierarchical experimental laboratory automation and orchestration.Advanced Materials Interfaces, 9(8):2101987, 2022
work page 2022
-
[17]
Alexey Sanin, Jackson K Flowers, Tobias H Piotrowiak, Frederic Felsen, Leon Merker, Alfred Ludwig, Dominic Bresser, and Helge Sören Stein. Integrating automated electrochemistry and high-throughput characterization with machine learning to explore si-ge-sn thin-film lithium battery anodes.Advanced Energy Materials, 15(11): 2404961, 2025
work page 2025
-
[18]
Dynamic cycling enhances battery lifetime.Nature Energy, 10(2):172–180, 2025
Alexis Geslin, Le Xu, Devi Ganapathi, Kevin Moy, William C Chueh, and Simona Onori. Dynamic cycling enhances battery lifetime.Nature Energy, 10(2):172–180, 2025
work page 2025
-
[19]
Xiao-Tong Wang, Zhen-Yi Gu, Edison Huixiang Ang, Xin-Xin Zhao, Xing-Long Wu, and Yichun Liu. Prospects for managing end-of-life lithium-ion batteries: present and future.Interdisciplinary Materials, 1(3):417–433, 2022
work page 2022
-
[20]
Recycling end-of-life electric vehicle lithium-ion batteries.Joule, 3(11):2622–2646, 2019
Mengyuan Chen, Xiaotu Ma, Bin Chen, Renata Arsenault, Peter Karlson, Nakia Simon, and Yan Wang. Recycling end-of-life electric vehicle lithium-ion batteries.Joule, 3(11):2622–2646, 2019
work page 2019
-
[21]
Monsuru Olalekan Ramoni and Hong-Chao Zhang. End-of-life (eol) issues and options for electric vehicle batteries.Clean Technologies and Environmental Policy, 15(6):881–891, 2013
work page 2013
-
[22]
Samveg Saxena, Caroline Le Floch, Jason MacDonald, and Scott Moura. Quantifying ev battery end-of-life through analysis of travel needs with vehicle powertrain models.Journal of Power Sources, 282:265–276, 2015. 19 arXivTemplateA PREPRINT
work page 2015
-
[23]
Yager, Danielle Monteverde, Dave Baiocchi, Hyukjun Kwon, Shi- jing Sun, and Santosh K
Linda Hung, Joyce A. Yager, Danielle Monteverde, Dave Baiocchi, Ha-Kyung Kwon, Shijing Sun, and Santosh Suram. Autonomous laboratories for accelerated materials discovery: a community survey and practical insights. Digital Discovery, 3:1273–1279, 2024. doi:10.1039/D4DD00059E. URL http://dx.doi.org/10.1039/ D4DD00059E
-
[24]
Self-Driving Laboratories for Chemistry and Materials Science.Chemical Reviews, 2024
Gary Tom, Stefan P. Schmid, Sterling G. Baird, Yang Cao, Kourosh Darvish, Han Hao, Stanley Lo, Sergio Pablo-García, Ella M. Rajaonson, Marta Skreta, Naruki Yoshikawa, Samantha Corapi, Gun Deniz Akkoc, Felix Strieth-Kalthoff, Martin Seifrid, and Alán Aspuru-Guzik. Self-driving laboratories for chemistry and materials science.Chemical Reviews, 124(16):9633–...
-
[25]
Christoph Scheurer and Karsten Reuter. Role of the human-in-the-loop in emerging self-driving laboratories for heterogeneous catalysis.Nature Catalysis, 8(1):13–19, 2025
work page 2025
-
[26]
Rose, Huada Lian, Alexis Geslin, Steven B
Xiao Cui, Stephen Dongmin Kang, Sunny Wang, Justin A. Rose, Huada Lian, Alexis Geslin, Steven B. Tor- risi, Martin Z. Bazant, Shijing Sun, and William C. Chueh. Data-driven analysis of battery formation re- veals the role of electrode utilization in extending cycle life.Joule, 8(11):3072–3087, 2024. ISSN 2542-
work page 2024
-
[27]
URL https://www.sciencedirect.com/science/ article/pii/S2542435124003532
doi:https://doi.org/10.1016/j.joule.2024.07.024. URL https://www.sciencedirect.com/science/ article/pii/S2542435124003532
-
[28]
Sandro Stock, Jonas Böhm, Manuel Ank, Philipp Rath, Markus Lienkamp, and Rüdiger Daub. Data-driven approaches for the fast formation of lithium-ion pouch cells using operando gassing analysis.Journal of Power Sources, 613:234858, 2024. ISSN 0378-7753. doi:https://doi.org/10.1016/j.jpowsour.2024.234858. URL https://www.sciencedirect.com/science/article/pii...
-
[29]
Qiaohao Liang, Aldair E Gongora, Zekun Ren, Armi Tiihonen, Zhe Liu, Shijing Sun, James R Deneault, Daniil Bash, Flore Mekki-Berrada, Saif A Khan, et al. Benchmarking the performance of bayesian optimization across multiple experimental materials science domains.npj Computational Materials, 7(1):188, 2021
work page 2021
-
[30]
Brian Rohr, Helge S Stein, Dan Guevarra, Yu Wang, Joel A Haber, Muratahan Aykol, Santosh K Suram, and John M Gregoire. Benchmarking the acceleration of materials discovery by sequential learning.Chemical science, 11(10):2696–2706, 2020
work page 2020
-
[31]
Helge S Stein, Alexey Sanin, Fuzhan Rahmanian, Bojing Zhang, Monika V ogler, Jackson K Flowers, Leon Fischer, Stefan Fuchs, Nirmal Choudhary, and Lisa Schroeder. From materials discovery to system optimization by integrating combinatorial electrochemistry and data science.Current Opinion in Electrochemistry, 35:101053, 2022
work page 2022
-
[32]
Roman Kulagin, Patrick Reiser, Kyryl Truskovskyi, Arnd Koeppe, Yan Beygelzimer, Yuri Estrin, Pascal Friederich, and Peter Gumbsch. Lattice metamaterials with mesoscale motifs: exploration of property charts by bayesian optimization.Advanced Engineering Materials, 25(13):2300048, 2023
work page 2023
-
[33]
Yinghan Zhao, Patrick Altschuh, Jay Santoki, Lars Griem, Giovanna Tosato, Michael Selzer, Arnd Koeppe, and Britta Nestler. Characterization of porous membranes using artificial neural networks.Acta Materialia, 253: 118922, 2023
work page 2023
-
[34]
Yinghan Zhao, Nikolas Schiffmann, Arnd Koeppe, Nico Brandt, Ethel C Bucharsky, Karl G Schell, Michael Selzer, and Britta Nestler. Machine learning assisted design of experiments for solid state electrolyte lithium aluminum titanium phosphate.Frontiers in Materials, 9:821817, 2022
work page 2022
-
[35]
R.K. Jeela, G. Tosato, M. Ahmad, M. Wieler, A. Koeppe, B. Nestler, and D. Schneider. Enhancing solid oxide fuel cells development through bayesian active learning.Advanced Energy Materials, page 2501216, 2025. doi:10.1002/aenm.202501216
-
[36]
Chengyu Mao, Seong Jin An, Harry M Meyer III, Jianlin Li, Marissa Wood, Rose E Ruther, and David L Wood III. Balancing formation time and electrochemical performance of high energy lithium-ion batteries.Journal of Power Sources, 402:107–115, 2018
work page 2018
-
[37]
Yinghan Zhao, Anna-Lena Hansen, Anna Dahlhaus, Nico Brandt, Michael Selzer, Arnd Koeppe, Britta Nestler, Michael Knapp, and Helmut Ehrenberg. Lisa: A lithium-ion solid-state assistant using large language models for knowledge defragmentation in battery science and beyond.Materials Today Communications, 45:112380, 2025
work page 2025
-
[38]
Kadi4mat: A research data infrastructure for materials science.Data Science Journal, 20:8–8, 2021
Nico Brandt, Lars Griem, Christoph Herrmann, Ephraim Schoof, Giovanna Tosato, Yinghan Zhao, Philipp Zschumme, and Michael Selzer. Kadi4mat: A research data infrastructure for materials science.Data Science Journal, 20:8–8, 2021
work page 2021
-
[39]
Kadistudio: Fair modelling of scientific research processes.Data Science Journal, 21:16–16, 2022
Lars Griem, Philipp Zschumme, Matthieu Laqua, Nico Brandt, Ephraim Schoof, Patrick Altschuh, and Michael Selzer. Kadistudio: Fair modelling of scientific research processes.Data Science Journal, 21:16–16, 2022. 20 arXivTemplateA PREPRINT
work page 2022
-
[40]
Ax: A platform for adaptive experimentation
Miles Olson, Elizabeth Santorella, Louis C Tiao, Sait Cakmak, David Eriksson, Mia Garrard, Sam Daulton, Maximilian Balandat, Eytan Bakshy, Elena Kashtelyan, et al. Ax: A platform for adaptive experimentation. In AutoML 2025 ABCD Track, 2025
work page 2025
- [41]
-
[42]
PhD thesis, Dissertation, Rheinisch-Westfälische Technische Hochschule Aachen, 2021, 2021
Arnd Koeppe.Deep learning in the finite element method. PhD thesis, Dissertation, Rheinisch-Westfälische Technische Hochschule Aachen, 2021, 2021
work page 2021
-
[43]
Robotic cell assembly to accelerate battery research
Bojing Zhang, Leon Merker, Alexey Sanin, and Helge S Stein. Robotic cell assembly to accelerate battery research. Digital Discovery, 1(6):755–762, 2022
work page 2022
-
[44]
Bojing Zhang, Leon Merker, Monika V ogler, Fuzhan Rahmanian, and Helge S Stein. Apples to apples: shift from mass ratio to additive molecules per electrode area to optimize li-ion batteries.Digital Discovery, 3(7):1342–1349, 2024
work page 2024
-
[45]
Pirmin Stüble, Cedric Müller, Nicole Bohn, Marcus Müller, Andreas Hofmann, Tolga Akçay, Julian Klemens, Arnd Koeppe, Satish Kolli, Deepalaxmi Rajagopal, et al. From powder to pouch cell: Setting up a sodium-ion battery reference system based on na3v2 (po4) 3/c and hard carbon.Batteries & Supercaps, 7(12):e202400406, 2024
work page 2024
-
[46]
Simon Clark, Francesca L. Bleken, Simon Stier, Eibar Flores, Casper Welzel Andersen, Marek Marcinek, Anna Szczesna-Chrzan, Miran Gaberscek, M. Rosa Palacin, Martin Uhrin, and Jesper Friis. Toward a unified description of battery data.Advanced Energy Materials, 12(17):2102702, 2022. doi:https://doi.org/10.1002/aenm.202102702. URLhttps://advanced.onlinelibr...
-
[47]
Bleken, Casper Welzel Andersen, Eibar Flores, Hendrik_Snijder, and Simon Stier
Simon Clark, Jesper Friis, Francesca L. Bleken, Casper Welzel Andersen, Eibar Flores, Hendrik_Snijder, and Simon Stier. Big-map/battinfo: v0.6.0, August 2023. URLhttps://doi.org/10.5281/zenodo.8260800
-
[48]
Cambridge University Press, 2023
Roman Garnett.Bayesian optimization. Cambridge University Press, 2023
work page 2023
-
[49]
Christopher KI Williams and Carl Edward Rasmussen.Gaussian processes for machine learning, volume 2-3. MIT press Cambridge, MA, 2006
work page 2006
-
[50]
Samuel Daulton, Maximilian Balandat, and Eytan Bakshy. Differentiable expected hypervolume improvement for parallel multi-objective bayesian optimization.Advances in neural information processing systems, 33:9851–9864, 2020
work page 2020
-
[51]
Giovanna Tosato, Merker Leon, V ogler Monika, Selzer Michael, and Koeppe Arnd. Human-lab-ai, March 2026. URLhttps://doi.org/10.5281/zenodo.19360410. 21 arXivTemplateA PREPRINT Supporting Information 1.4 1e-3 1.2 0.6 Formation Cycling boundary Cell 139 EOL = 1173 Cell 137 EOL = 1758 Cell 140 EOL = 0 Cell 138 EOL = 567 Mean EOL = 874 Cycle 93Cycle 193Cycle ...
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