20032022

Research output per year

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Research Output

2020

Synthesis of Pt-Rare Earth Metal Nanoalloys

Hu, Y., Jensen, J. O., Cleemann, L. N., Brandes, B. A. & Li, Q., 2020, In : Journal of the American Chemical Society. 142, 2, p. 953-961

Research output: Contribution to journalJournal articleResearchpeer-review

2019

Influence of oxygen on the cathode in HT-PEM fuel cells

Søndergaard, S., Cleemann, L. N., Jensen, J. O. & Bjerrum, N. J., 2019, In : International Journal of Hydrogen Energy. 44, 36, p. 20379-20388 10 p.

Research output: Contribution to journalJournal articleResearchpeer-review

2018
Open Access
File
55 Downloads (Pure)

Acid Distribution and Durability of HT-PEM Fuel Cells with Different Electrode Supports

Kannan, A., Li, Q., Cleemann, L. N. & Jensen, J. O., 2018, In : Fuel Cells. 18, 2, p. 103-112

Research output: Contribution to journalJournal articleResearchpeer-review

Open Access
File
147 Downloads (Pure)

Catalyst Degradation Under Potential Cycling as an Accelerated Stress Test for PBI-Based High-Temperature PEM Fuel Cells - Effect of Humidification

Søndergaard, T., Cleemann, L. N., Zhong, L., Becker, H., Steenberg, T., Hjuler, H. A., Seerup, L., Li, Q. & Jensen, J. O., 2018, In : Electrocatalysis. 9, 3, p. 302-313

Research output: Contribution to journalJournal articleResearchpeer-review

Open Access
File
214 Downloads (Pure)

Catalyst evaluation for oxygen reduction reaction in concentrated phosphoric acid at elevated temperatures

Hu, Y., Jiang, Y., Jensen, J. O., Cleemann, L. N. & Li, Q., 2018, In : Journal of Power Sources. 375, p. 77-81

Research output: Contribution to journalJournal articleResearchpeer-review

Open Access
File
34 Downloads (Pure)

Determination of Anion Transference Number and Phosphoric Acid Diffusion Coefficient in High Temperature Polymer Electrolyte Membranes

Becker, H., Reimer, U., Aili, D., Cleemann, L. N., Jensen, J. O., Lehnert, W. & Li, Q., 2018, In : Journal of the Electrochemical Society. 165, 10, p. F863-F869

Research output: Contribution to journalJournal articleResearchpeer-review

Open Access
File
76 Downloads (Pure)

Electrochemical probing into the active sites of graphitic-layer encapsulated iron oxygen reduction reaction electrocatalysts

Zhong, L., Jensen, J. O., Cleemann, L. N., Pan, C. & Li, Q., 2018, In : Science Bulletin. 63, 1, p. 24-30

Research output: Contribution to journalJournal articleResearchpeer-review

Fuel Cell Electrolytes of Polybenzimidazole Membranes Cross-linked with Bis(chloromethyl) Arenes

Kirkebæk, A., Aili, D., Yue, B., Vassiliev, A., Cleemann, L. N., Jensen, J. O. & Li, Q., 2018, In : Fuel Cells. 18, 6, p. 688-697

Research output: Contribution to journalJournal articleResearchpeer-review

Open Access
File
6 Downloads (Pure)

Immunity of the Fe-N-C catalysts to electrolyte adsorption: phosphate but not perchloric anions

Hu, Y., Jensen, J. O., Pan, C., Cleemann, L. N., Shypunov, I. & Li, Q., 2018, In : Applied Catalysis B: Environmental. 234, p. 357-364

Research output: Contribution to journalJournal articleResearchpeer-review

Long-Term Durability of PBI-Based HT-PEM Fuel Cells: Effect of Operating Parameters

Søndergaard, T., Cleemann, L. N., Becker, H., Steenberg, T., Hjuler, H. A., Seerup, L., Li, Q. & Jensen, J. O., 2018, In : Journal of the Electrochemical Society. 165, 6, p. F3053-F3062

Research output: Contribution to journalJournal articleResearchpeer-review

Open Access
File
426 Downloads (Pure)

The quest for simple and scalable routes to synthesizing nanoalloy catalysts

Hu, Y., Jensen, J. O., Cleemann, L. N., Brandes, B. A. & Li, Q., 2018, Sustain Conference 2018: Creating Technology for a Sustainable Society. Melero, C. & Mølhave, K. (eds.). Lyngby, Denmark: Technical University of Denmark, 1 p. C-3

Research output: Chapter in Book/Report/Conference proceedingConference abstract in proceedingsResearchpeer-review

Open Access
2017

Components and materials for electrochemical energy conversion (KDFuelCell)

Jensen, J. O., Kirkebæk, A., Cleemann, L. N., Li, Q., Jensen, K. D., Stephens, I., Chorkendorff, I., Hjuler, H. A., Steenberg, T., Juul Larsen, M., Helgesen, G., Henkensmeier, D., Han, H. & Park, J., 2017. 1 p.

Research output: Contribution to conferenceConference abstract for conferenceResearch

Open Access
File
81 Downloads (Pure)

Coupling between creep and redox behavior in nickel - yttria stabilized zirconia observed in-situ by monochromatic neutron imaging

Makowska, M. G., Kuhn, L. T., Frandsen, H. L., Lauridsen, E. M., De Angelis, S., Cleemann, L. N., Morgano, M., Trtik, P. & Strobl, M., 2017, In : Journal of Power Sources. 340, p. 167-175

Research output: Contribution to journalJournal articleResearchpeer-review

Open Access
File
131 Downloads (Pure)

Durability Studies of High Temperature PEM Fuel Cells. Operational Parameters, Accelerated Testing and Acid Retention

Jensen, J. O., Søndergaard, T., Cleemann, L. N., Steenberg, T., Hjuler, H. A. & Li, Q., 2017. 1 p.

Research output: Contribution to conferenceConference abstract for conferenceResearch

Open Access
File
71 Downloads (Pure)

Encapsulated iron-based oxygen reduction electrocatalysts by high pressure pyrolysis

Zhong, L., Hu, Y., Cleemann, L. N., Pan, C., Svaerke, J., Jensen, J. O. & Li, Q., 2017, In : International Journal of Hydrogen Energy. 42, 36, p. 22887-22896

Research output: Contribution to journalJournal articleResearchpeer-review

Influence of carbon monoxide on the cathode in high-temperature polymer electrolyte membrane fuel cells

Søndergaard, S., Cleemann, L. N., Jensen, J. O. & Bjerrum, N. J., 2017, In : International Journal of Hydrogen Energy. 42, 5, p. 3309-3315

Research output: Contribution to journalJournal articleResearchpeer-review

Initiative Towards Non-Precious Metal Polymer Fuel Cells (NonPrecious)

Jensen, J. O., Shypunov, I., Cleemann, L. N., Li, Q., Hansen, H. A., Vegge, T., Holst-Olesen, K., Zana, A., Arenz, M., Hjuler, H. A., Steenberg, T., Juul Larsen, M., Sun, S., Dodelet, J-P. & Shen, P., 2017. 1 p.

Research output: Contribution to conferenceConference abstract for conferenceResearch

Open Access
File
91 Downloads (Pure)

Long-term durability of HT-PEM fuel cells based on thermally crosslinked polybenzimidazole

Søndergaard, T., Cleemann, L. N., Becker, H., Aili, D., Steenberg, T., Hjuler, H. A., Seerup, L., Li, Q. & Jensen, J. O., 2017, In : Journal of Power Sources. 342, p. 570-578

Research output: Contribution to journalJournal articleResearchpeer-review

Open Access
File
107 Downloads (Pure)

Probing phosphoric acid redistribution and anion migration in polybenzimidazole membranes

Becker, H., Cleemann, L. N., Aili, D., Jensen, J. O. & Li, Q., 2017, In : Electrochemistry Communications. 82, p. 21-24

Research output: Contribution to journalJournal articleResearchpeer-review

Open Access
File
58 Downloads (Pure)
2016

Advanced Materials for High-Temperature PEM Fuel Cells

Hjuler, H. A., Kerr, R., Steenberg, T., Terkelsen, C., Jensen, J. O., Cleemann, L. N. & Li, Q., 2016. 1 p.

Research output: Contribution to conferenceConference abstract for conferenceResearchpeer-review

A platinum-free oxygen reduction catalyst by a one-step pyrolysis process

Jensen, J. O., Hu, Y., Zhong, L., Pan, C., Cleemann, L. N. & Li, Q., 2016. 1 p.

Research output: Contribution to conferenceConference abstract for conferenceResearchpeer-review

Approaches to a platinum free oxygen reduction catalyst for PEM fuel cells

Jensen, J. O., Hu, Y., Zhong, L., Pan, C., Cleemann, L. N. & Li, Q., 2016. 1 p.

Research output: Contribution to conferenceConference abstract for conferenceResearchpeer-review

Can We Replace Platinum Metals in PEM Fuel Cells and Electrolyzers?

Jensen, J. O., Hu, Y., Zhong, L., Pan, C., Cleemann, L. N. & Li, Q., 2016. 1 p.

Research output: Contribution to conferenceConference abstract for conferenceResearchpeer-review

Challenges in Membrane Electrode Assembly Technologies

Jensen, J. O., Hu, Y., Zhong, L., Cleemann, L. N. & Li, Q., 2016. 1 p.

Research output: Contribution to conferenceConference abstract for conferenceResearchpeer-review

Durability Issues and Status of HT-PEM Based on Acid Doped Polybenzimidazoles

Jensen, J. O., Cleemann, L. N., Li, Q. & Jakobsen, M. T. D., 2016. 1 p.

Research output: Contribution to conferenceConference abstract for conferenceResearchpeer-review

Open Access
File
46 Downloads (Pure)

Durability Issues and Status of PBI-Based Fuel Cells

Jakobsen, M. T. D., Jensen, J. O., Cleemann, L. N. & Li, Q., 2016, High Temperature Polymer Electrolyte Membrane Fuel Cells: Approaches, Status, and Perspectives. Li, Q., Aili, D., Hjuler, H. A. & Jensen, J. O. (eds.). Switzerland: Springer, p. 487-509 23 p.

Research output: Chapter in Book/Report/Conference proceedingBook chapterResearchpeer-review

1 Downloads (Pure)

Exceptional durability enhancement of PA/PBI based polymer electrolyte membrane fuel cells for high temperature operation at 200°C

Aili, D., Zhang, J., Jakobsen, M. T. D., Zhu, H., Yang, T., Liu, J., Forsyth, M., Pan, C., Jensen, J. O., Cleemann, L. N., Jiang, S. P. & Li, Q., 2016, In : Journal of Materials Chemistry A. 4, 11, p. 4019-4024 6 p.

Research output: Contribution to journalJournal articleResearchpeer-review

Open Access
File
235 Downloads (Pure)

Fuel Cells and Electrolyzers. Recent Progress at DTU Energy and the Role in a Sustainable Society

Jensen, J. O., Hu, Y., Aili, D., Zhong, L., Cleemann, L. N. & Li, Q., 2016. 1 p.

Research output: Contribution to conferenceConference abstract for conferenceResearchpeer-review

Hydrogen Sulfide Tolerance in High Temperature Pemfcs

Vassiliev, A., Cleemann, L. N., Li, Q. & Jensen, J. O., 2016, In : Electrochemical Society. Meeting Abstracts (Online). MA2016-02, 1 p., 2813.

Research output: Contribution to journalConference abstract in journalResearchpeer-review

Open Access

Intermediate Temperature Proton Conductors – Why and How

Li, Q., Aili, D., Jensen, J. O. & Cleemann, L. N., 2016. 1 p.

Research output: Contribution to conferenceConference abstract for conferenceResearchpeer-review

Open Access
File
42 Downloads (Pure)

Non-Platinum Oxygen Reduction Catalysts. From Crystalline to Molecular Moieties

Jensen, J. O., Hu, Y., Zhong, L., Pan, C., Cleemann, L. N. & Li, Q., 2016. 1 p.

Research output: Contribution to conferenceConference abstract for conferenceResearchpeer-review

Platinum Iron Intermetallic Nanoparticles Supported on Carbon Formed In Situ by High-Pressure Pyrolysis for Efficient Oxygen Reduction

Hu, Y., Jensen, J. O., Zhang, W., Cleemann, L. N., Pan, C. & Li, Q., 2016, In : ChemCatChem. 8, 19, p. 3131-3136 6 p.

Research output: Contribution to journalJournal articleResearchpeer-review

Probing the active site structures of iron-based ORR catalysts

Hu, Y., Li, Q., Jensen, J. O., Zhong, L. & Cleemann, L. N., 2016, In : Electrochemical Society. Meeting Abstracts (Online). MA2016-02, 2771.

Research output: Contribution to journalConference abstract in journalResearchpeer-review

Open Access

Systematic Study of Durability of High Temperature PEM Fuel Cells at Selected Temperatures, Flow Rates and Loads

Jensen, J. O., Jakobsen, M. T. D., Cleemann, L. N., Steenberg, T., Hjuler, H. A. & Li, Q., 2016. 1 p.

Research output: Contribution to conferenceConference abstract for conferenceResearchpeer-review

Open Access
2015

Acid-base Chemistry and Proton Conductivity of High Temperature Polymer Electrolytes

Li, Q., Aili, D., Cleemann, L. N. & Jensen, J. O., 2015. 1 p.

Research output: Contribution to conferenceConference abstract for conferenceResearchpeer-review

Carbon Thin-layer Encapsulated Fe-N-C as Active Catalysts for Oxygen Reduction

Zhong, L., Pan, C., Hu, Y., Cleemann, L. N., Jensen, J. O. & Li, Q., 2015. 1 p.

Research output: Contribution to conferenceConference abstract for conferenceResearchpeer-review

Development of high temperature PEM fuel cells. Simplification and CO tolerance mapping

Jensen, J. O., Fernandez, S. M., Vassiliev, A., Cleemann, L. N. & Li, Q., 2015

Research output: Non-textual formSound/Visual production (digital)Research

Open Access
File
126 Downloads (Pure)

Flexible sample environment for high resolution neutron imaging at high temperatures in controlled atmosphere

Makowska, M. G., Kuhn, L. T., Cleemann, L. N., Lauridsen, E. M., Bilheux, H. Z., Molaison, J. J., Santodonato, L. J., Tremsin, A. S., Grosse, M., Morgano, M., Kabra, S. & Strobl, M., 2015, In : Review of Scientific Instruments. 86, 12, p. 125109 9 p.

Research output: Contribution to journalJournal articleResearchpeer-review

Open Access
File
507 Downloads (Pure)

Non-Noble Oxygen Reduction Catalysts

Jensen, J. O., Hu, Y., Zhong, L., Pan, C., Cleemann, L. N. & Li, Q., 2015. 1 p.

Research output: Contribution to conferenceConference abstract for conferenceResearchpeer-review

Non-Noble Oxygen Reduction Catalysts by Means of Encapsulated Iron Carbide

Jensen, J. O., Hu, Y., Zhong, L., Pan, C., Cleemann, L. N. & Li, Q., 2015. 1 p.

Research output: Contribution to conferenceConference abstract for conferenceResearchpeer-review

Phosphoric acid doped polysulfone membranes with aminopyridine pendant groups and imidazole cross-links

Hink, S., Elsøe, K., Cleemann, L. N., Henkensmeier, D., Jang, J. H., Kim, H. J., Han, J., Nam, S. W. & Li, Q., 2015, In : European Polymer Journal. 72, p. 102-113 12 p.

Research output: Contribution to journalJournal articleResearchpeer-review

Tetrazole substituted polymers for high temperature polymer electrolyte fuel cells

Henkensmeier, D., My Hanh Duong, N., Brela, M., Dyduch, K., Michalak, A., Jankova Atanasova, K., Cho, H., Hyun Jang, J., Kim, H-J., Cleemann, L. N., Li, Q. & Jensen, J. O., 2015, In : Journal of Materials Chemistry A. 3, 27, p. 14389-14400

Research output: Contribution to journalJournal articleResearchpeer-review

The effect of hydrogen pressure on the tolerance for co of high temperature PEM fuel cells

Jensen, J. O., Fernandez, S. M., Vassiliev, A., Cleemann, L. N. & Li, Q., 2015. 1 p.

Research output: Contribution to conferenceConference abstract for conferenceResearchpeer-review

Theoretical understanding about the interaction between iron carbide and graphitic layers towards oxygen reduction

Hu, Y., Li, Q., Jensen, J. O., Pan, C., Cleemann, L. N. & Zhong, L., 2015. 1 p.

Research output: Contribution to conferenceConference abstract for conferenceResearchpeer-review

2014

Direct Synthesis of Fe3C-Functionalized Graphene by High Temperature Autoclave Pyrolysis for Oxygen Reduction

Hu, Y., Jensen, J. O., Zhang, W., Huang, Y., Cleemann, L. N., Xing, W., Bjerrum, N. J. & Li, Q., 2014, In : ChemSusChem (Print). 7, 8, p. 2099-2103 5 p.

Research output: Contribution to journalJournal articleResearchpeer-review

Highly active and stable Pt electrocatalysts promoted by antimony-doped SnO2 supports for oxygen reduction reactions

Yin, M., Xu, J., Li, Q., Jensen, J. O., Huang, Y., Cleemann, L. N., Bjerrum, N. J. & Xing, W., 2014, In : Applied Catalysis B: Environmental. 144, p. 112-120

Research output: Contribution to journalJournal articleResearchpeer-review

High Molecular Weight Polybenzimidazole Membranes for High Temperature PEMFC

Yang, J., Cleemann, L. N., Steenberg, T., Terkelsen, C., Li, Q., Jensen, J. O., Hjuler, H. A., Bjerrum, N. J. & He, R. H., 2014, In : Fuel Cells. 14, 1, p. 7-15

Research output: Contribution to journalJournal articleResearchpeer-review

Hollow Spheres of Iron Carbide Nanoparticles Encased in Graphitic Layers as Oxygen Reduction Catalysts

Hu, Y., Jensen, J. O., Zhang, W., Cleemann, L. N., Xing, W., Bjerrum, N. J. & Li, Q., 2014, In : Angewandte Chemie International Edition. 53, 14, p. 3675 –3679

Research output: Contribution to journalJournal articleResearchpeer-review