Publications per year
Publications per year
Personal profile
Profile
Main Research Area: Materials, Devices, and Diagnostics for Electrochemical Energy Conversion and Storage
- Physical processes, performance, and lifetime limiting effects in electrochemical energy systems
- Electrode and electrolyte materials for batteries and redox flow batteries
- Organic energy materials, membranes, polymers, synthesis
- Molecular electrochemistry
- Electrochemical impedance spectroscopy
Expertise related to UN Sustainable Development Goals
In 2015, UN member states agreed to 17 global Sustainable Development Goals (SDGs) to end poverty, protect the planet and ensure prosperity for all. This person’s work contributes towards the following SDG(s):
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Collaborations and top research areas from the last five years
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Publications
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Aggregation and Capacity Limiting Effects in Anthraquinone-Based Flow Battery Negolytes
Pasadakis-Kavounis, A., Baj, V. & Hjelm, J., 2024, In: Journal of the Electrochemical Society. 171, 2, 7 p., 020501.Research output: Contribution to journal › Journal article › Research › peer-review
Open AccessFile23 Downloads (Pure) -
Correlating Electrolyte Infiltration with Accessible Surface Area in Macroporous Electrodes using Neutron Radiography
Boz, E. B., van der Heijden, M., Jacquemond, R. R., Boillat, P., Hjelm, J. & Forner-Cuenca, A., 2024, In: Journal of the Electrochemical Society. 171, 5, 11 p., 053509.Research output: Contribution to journal › Journal article › Research › peer-review
Open AccessFile4 Downloads (Pure) -
Electrochemical Performance of Dual-layer Carbon Electrodes for Aqueous Redox Flow Batteries
Liu, B., De Angelis, S., Dahl, V. A., Simonsen, S. B. & Hjelm, J., 2024, Energy Proceedings: Energy Transitions toward Carbon Neutrality: Part IV. Vol. 41. 6 p. (Energy Proceedings, Vol. 41).Research output: Chapter in Book/Report/Conference proceeding › Article in proceedings › Research › peer-review
Open AccessFile17 Downloads (Pure) -
Insight into Selectivity Differences of Glycerol Electro-Oxidation on Pt(111) and Ag(111)
Meng, Z., Tran, D., Hjelm, J., Kristoffersen, H. H. & Rossmeisl, J., 2024, In: ACS Catalysis. 14, 4, p. 2455-2462 8 p.Research output: Contribution to journal › Journal article › Research › peer-review
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Investigation of Bimetallic silver-copper BTC MOF for electrochemical CO2 reduction in Zero-gap Membrane electrode assembly (MEA) configuration
Nambi, A., Chatzitakis, A., Olsbye, U., Hjelm, J., Zhao, Y. & Kaiser, A., 2024, (Accepted/In press) In: Electrochimica Acta.Research output: Contribution to journal › Journal article › Research › peer-review
Open AccessFile8 Downloads (Pure)
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FerroBAT: Iron Flow Batteries for Maritime and Stationary Applications
Træholt, C. (PI), Zhao, C. (Project Participant) & Hjelm, J. (PI)
01/03/2023 → 28/02/2026
Project: Research
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Organic electrosynthesis for integration of renewable electricity into sustainable plastics, polymers and chemicals (OrganicEC)
Tran, D. (PhD Student), Hjelm, J. (Main Supervisor), Holtappels, P. W. (Supervisor), Kaiser, A. (Supervisor), Lam, K. (Examiner) & Stephens, I. E. L. (Examiner)
01/12/2020 → 15/07/2024
Project: PhD
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MOF derived carbon nanofiber structures for electrocatalytic conversion of CO2
Nambi, A. (PhD Student), Kaiser, A. (Main Supervisor), Hjelm, J. (Supervisor), Zhang, W. (Supervisor), Ruiter, G. D. (Supervisor), Holtappels, P. W. (Examiner) & Steenberg, T. (Examiner)
15/11/2020 → 31/12/2023
Project: PhD
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Engineering porous electrodes for advanced redox flow batteries
Liu, B. (PhD Student), Hjelm, J. (Main Supervisor), Simonsen, S. B. (Supervisor), Forner-Cuenca, A. (Supervisor), Brushett, F. (Examiner) & Cooper, S. (Examiner)
01/10/2020 → 11/03/2024
Project: PhD
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Reactor and membrane engineering of advanced redox flow batteries
Pasadakis-Kavounis, A. (PhD Student), Gubler, L. (Examiner), Hjelm, J. (Main Supervisor), Aili, L. D. (Supervisor) & Wreland Lindström, R. (Examiner)
01/05/2020 → 31/08/2023
Project: PhD
Activities
- 1 Conference presentations
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Regenerating the performance of solid oxide electrolyzers by periodic treatments to extend lifetime
Graves, C. R. (Speaker), Skafte, T. L. (Other), Marchese, M. (Other), Hauch, A. (Other), Lanzini, A. (Other), Hansen, K. V. (Guest lecturer), Jacobsen, T. (Other), Blennow, P. (Other) & Hjelm, J. (Other)
13 Jun 2017Activity: Talks and presentations › Conference presentations
Press/Media
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Forsknings- og uddannelsesministeren på besøg hos batteriforskere på DTU
Vegge, T., Hjelm, J., Kibsgaard, J. & Madsen, H.
09/10/2018
1 Media contribution
Press/Media: Press / Media