Lars Nilausen Cleemann

Lars Nilausen Cleemann

Head of Section, Associate Professor

DTU ENERGY
Department of Energy Conversion and Storage

Technical University of Denmark

Fysikvej

Building 310, room 343

2800 Kgs. Lyngby

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2019
 

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

Søndergaard, S. ; Cleemann, L. N. ; Jensen, J. O. ; Bjerrum, N. J.
in: International Journal of Hydrogen Energy, vol: 44, issue: 36, pages: 20379-20388

Type: Journal article (Peer reviewed)

Status: Published     |    Year: 2019     |    DOI: https://doi.org/10.1016/j.ijhydene.2019.06.025

2018
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Acid Distribution and Durability of HT-PEM Fuel Cells with Different Electrode Supports

Kannan, A. ; Li, Q. ; Cleemann, L. N. ; Jensen, J. O.
in: Fuel Cells, vol: 18, issue: 2, pages: 103-112

Type: Journal article (Peer reviewed)

Status: Published     |    Year: 2018     |    DOI: https://doi.org/10.1002/fuce.201700181

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

Søndergaard, Tonny ; Cleemann, Lars Nilausen ; Zhong, Lijie ; Becker, Hans ; Steenberg, Thomas ; Hjuler, Hans Aage ; Seerup, Larisa ; Li, Qingfeng ; Jensen, Jens Oluf
in: Electrocatalysis, vol: 9, issue: 3, pages: 302-313

Type: Journal article (Peer reviewed)

Status: Published     |    Year: 2018     |    DOI: https://doi.org/10.1007/s12678-017-0427-1

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

Hu, Yang ; Jiang, Yiliang ; Jensen, Jens Oluf ; Cleemann, Lars Nilausen ; Li, Qingfeng
in: Journal of Power Sources, vol: 375, pages: 77-81

Type: Journal article (Peer reviewed)

Status: Published     |    Year: 2018     |    DOI: https://doi.org/10.1016/j.jpowsour.2017.11.054

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

Becker, Hans ; Reimer, Uwe ; Aili, David ; Cleemann, Lars N. ; Jensen, Jens Oluf ; Lehnert, Werner ; Li, Qingfeng
in: Journal of the Electrochemical Society, vol: 165, issue: 10, pages: F863-F869

Type: Journal article (Peer reviewed)

Status: Published     |    Year: 2018     |    DOI: https://doi.org/10.1149/2.1201810jes

 

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

Zhong, Lijie ; Jensen, Jens Oluf ; Cleemann, Lars Nilausen ; Pan, Chao ; Li, Qingfeng
in: Science Bulletin, vol: 63, issue: 1, pages: 24-30

Type: Journal article (Peer reviewed)

Status: Published     |    Year: 2018     |    DOI: https://doi.org/10.1016/j.scib.2017.11.017

 

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.
in: Fuel Cells, vol: 18, issue: 6, pages: 688-697

Type: Journal article (Peer reviewed)

Status: Published     |    Year: 2018     |    DOI: https://doi.org/10.1002/fuce.201800090

 

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

Hu, Yang ; Jensen, Jens Oluf ; Pan, Chao ; Cleemann, Lars Nilausen ; Shypunov, Illia ; Li, Qingfeng
in: Applied Catalysis B: Environmental, vol: 234, pages: 357-364

Type: Journal article (Peer reviewed)

Status: Published     |    Year: 2018     |    DOI: https://doi.org/10.1016/j.apcatb.2018.03.056

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

Søndergaard, Tonny ; Cleemann, Lars Nilausen ; Becker, Hans ; Steenberg, Thomas ; Hjuler, Hans Aage ; Seerup, Larisa ; Li, Qingfeng ; Jensen, Jens Oluf
in: Journal of the Electrochemical Society, vol: 165, issue: 6, pages: F3053-F3062

Type: Journal article (Peer reviewed)

Status: Published     |    Year: 2018     |    DOI: https://doi.org/10.1149/2.0081806jes

 

The quest for simple and scalable routes to synthesizing nanoalloy catalysts

Hu, Yang ; Jensen, Jens Oluf ; Cleemann, Lars Nilausen ; Brandes, Benedikt Axel ; Li, Qingfeng
part of: Sustain Conference 2018, 2018, Technical University of Denmark, Lyngby, Denmark
Presented at:
Sustain conference 2018: Creating Technology for a Sustainable Society

Type: Conference abstract in proceedings (Peer reviewed)

Status: Published     |    Year: 2018

2017
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Components and materials for electrochemical energy conversion (KDFuelCell)

Jensen, Jens Oluf ; Kirkebæk, Andreas ; Cleemann, Lars Nilausen ; Li, Qingfeng ; Jensen, Kim Degn ; Stephens, Ifan ; Chorkendorff, Ib ; Hjuler, Hans Aage ; Steenberg, Thomas ; Juul Larsen, Mikkel ; Helgesen, Geir ; Henkensmeier, Dirk ; Han, HakSoo ; Park, JinSoo
Presented at:
Electrochemical Science and Technology Conference 2017

Type: Conference abstract for conference

Status: Published     |    Year: 2017

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

Makowska, Malgorzata Grazyna ; Kuhn, Luise Theil ; Frandsen, Henrik Lund ; Lauridsen, Erik Mejdal ; De Angelis, Salvatore ; Cleemann, Lars Nilausen ; Morgano, Manuel ; Trtik, Pavel ; Strobl, Markus
in: Journal of Power Sources, vol: 340, pages: 167-175

Type: Journal article (Peer reviewed)

Status: Published     |    Year: 2017     |    DOI: https://doi.org/10.1016/j.jpowsour.2016.11.059

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

Jensen, Jens Oluf ; Søndergaard, Tonny ; Cleemann, Lars Nilausen ; Steenberg, Thomas ; Hjuler, Hans Aage ; Li, Qingfeng
Presented at:
6th European PEFC and Electrolyzer Forum

Type: Conference abstract for conference

Status: Published     |    Year: 2017

 

Encapsulated iron-based oxygen reduction electrocatalysts by high pressure pyrolysis

Zhong, Lijie ; Hu, Yang ; Cleemann, Lars Nilausen ; Pan, Chao ; Svaerke, Jakob ; Jensen, Jens Oluf ; Li, Qingfeng
in: International Journal of Hydrogen Energy, vol: 42, issue: 36, pages: 22887-22896

Type: Journal article (Peer reviewed)

Status: Published     |    Year: 2017     |    DOI: https://doi.org/10.1016/j.ijhydene.2017.07.093

 

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

Søndergaard, Stine ; Cleemann, Lars Nilausen ; Jensen, Jens Oluf ; Bjerrum, Niels J.
in: International Journal of Hydrogen Energy, vol: 42, issue: 5, pages: 3309-3315

Type: Journal article (Peer reviewed)

Status: Published     |    Year: 2017     |    DOI: https://doi.org/10.1016/j.ijhydene.2017.01.092

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

Jensen, Jens Oluf ; Shypunov, Illia ; Cleemann, Lars Nilausen ; Li, Qingfeng ; Hansen, Heine Anton ; Vegge, Tejs ; Holst-Olesen, Kaspar ; Zana, Alessandro ; Arenz, Matthias ; Hjuler, Hans Aage ; Steenberg, Thomas ; Juul Larsen, Mikkel ; Sun, Shuhui ; Dodelet, Jean-Pol ; Shen, Peikang
Presented at:
Electrochemical Science and Technology Conference 2017

Type: Conference abstract for conference

Status: Published     |    Year: 2017

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

Søndergaard, Tonny ; Cleemann, Lars Nilausen ; Becker, Hans ; Aili, David ; Steenberg, Thomas ; Hjuler, Hans Aage ; Seerup, Larisa ; Li, Qingfeng ; Jensen, Jens Oluf
in: Journal of Power Sources, vol: 342, pages: 570-578

Type: Journal article (Peer reviewed)

Status: Published     |    Year: 2017     |    DOI: https://doi.org/10.1016/j.jpowsour.2016.12.075

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Probing phosphoric acid redistribution and anion migration in polybenzimidazole membranes

Becker, Hans ; Cleemann, Lars Nilausen ; Aili, David ; Jensen, Jens Oluf ; Li, Qingfeng
in: Electrochemistry Communications, vol: 82, pages: 21-24

Type: Journal article (Peer reviewed)

Status: Published     |    Year: 2017     |    DOI: https://doi.org/10.1016/j.elecom.2017.07.005

2016
 

Advanced Materials for High-Temperature PEM Fuel Cells

Hjuler, Hans Aage ; Kerr, Robert ; Steenberg, Thomas ; Terkelsen, Carina ; Jensen, Jens Oluf ; Cleemann, Lars Nilausen ; Li, Qingfeng
Presented at:
3rd International Conference on Advanced Electromaterials (ICAE 2015)

Type: Conference abstract for conference (Peer reviewed)

Status: Published     |    Year: 2016

 

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

Jensen, Jens Oluf ; Hu, Yang ; Zhong, Lijie ; Pan, Chao ; Cleemann, Lars Nilausen ; Li, Qingfeng
Presented at:
21st World Hydrogen Energy Conference 2016

Type: Conference abstract for conference (Peer reviewed)

Status: Published     |    Year: 2016

 

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

Jensen, Jens Oluf ; Hu, Yang ; Zhong, Lijie ; Pan, Chao ; Cleemann, Lars Nilausen ; Li, Qingfeng
Presented at:
16th International Symposium on Biomimetic Materials Processing

Type: Conference abstract for conference (Peer reviewed)

Status: Published     |    Year: 2016

 

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

Jensen, Jens Oluf ; Hu, Yang ; Zhong, Lijie ; Pan, Chao ; Cleemann, Lars Nilausen ; Li, Qingfeng
Presented at:
Hydrides as Energy Materials

Type: Conference abstract for conference (Peer reviewed)

Status: Published     |    Year: 2016

 

Challenges in Membrane Electrode Assembly Technologies

Jensen, Jens Oluf ; Hu, Yang ; Zhong, Lijie ; Cleemann, Lars Nilausen ; Li, Qingfeng
Presented at:
2nd APT-STEP Workshop on Novel Material Technologies for Alternative Powertrains

Type: Conference abstract for conference (Peer reviewed)

Status: Published     |    Year: 2016

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

Jensen, Jens Oluf ; Cleemann, Lars Nilausen ; Li, Qingfeng ; Jakobsen, M. T. D.
Presented at:
Hydrogen Day 2016

Type: Conference abstract for conference (Peer reviewed)

Status: Published     |    Year: 2016

 

Durability Issues and Status of PBI-Based Fuel Cells

Jakobsen, Mark Tonny Dalsgaard ; Jensen, Jens Oluf ; Cleemann, Lars Nilausen ; Li, Qingfeng
part of: High Temperature Polymer Electrolyte Membrane Fuel Cells, pages: 487-509, 2015, Springer, Switzerland

Type: Book chapter (Peer reviewed)

Status: Published     |    Year: 2016     |    DOI: https://doi.org/10.1007/978-3-319-17082-4_22

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

Aili, David ; Zhang, Jin ; Jakobsen, Mark Tonny Dalsgaard ; Zhu, Haijin ; Yang, Tianyu ; Liu, Jian ; Forsyth, Maria ; Pan, Chao ; Jensen, Jens Oluf ; Cleemann, Lars Nilausen ; Jiang, San Ping ; Li, Qingfeng
in: Journal of Materials Chemistry A, vol: 4, issue: 11, pages: 4019-4024

Type: Journal article (Peer reviewed)

Status: Published     |    Year: 2016     |    DOI: https://doi.org/10.1039/c6ta01562j

 

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

Jensen, Jens Oluf ; Hu, Yang ; Aili, David ; Zhong, Lijie ; Cleemann, Lars Nilausen ; Li, Qingfeng
Presented at:
International Symposium in Shiinoki Cultural Complex

Type: Conference abstract for conference (Peer reviewed)

Status: Published     |    Year: 2016

 

Hydrogen Sulfide Tolerance in High Temperature Pemfcs

Vassiliev, Anton ; Cleemann, Lars Nilausen ; Li, Qingfeng ; Jensen, Jens Oluf
in: Electrochemical Society. Meeting Abstracts (Online), vol: MA2016-02
Presented at:
PRiME 2016/230th ECS Meeting

Type: Conference abstract in journal (Peer reviewed)

Status: Published     |    Year: 2016

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Intermediate Temperature Proton Conductors – Why and How

Li, Qingfeng ; Aili, David ; Jensen, Jens Oluf ; Cleemann, Lars Nilausen
Presented at:
International Workshop on Ethanol Electro-Oxidation

Type: Conference abstract for conference (Peer reviewed)

Status: Published     |    Year: 2016

 

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

Jensen, Jens Oluf ; Hu, Yang ; Zhong, Lijie ; Pan, Chao ; Cleemann, Lars Nilausen ; Li, Qingfeng
Presented at:
4th International Workshop on Solution Plasma and Molecular Technology (SPM-4)

Type: Conference abstract for conference (Peer reviewed)

Status: Published     |    Year: 2016

 

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

Hu, Yang ; Jensen, Jens Oluf ; Zhang, Wei ; Cleemann, Lars Nilausen ; Pan, Chao ; Li, Qingfeng
in: ChemCatChem, vol: 8, issue: 19, pages: 3131-3136

Type: Journal article (Peer reviewed)

Status: Published     |    Year: 2016     |    DOI: https://doi.org/10.1002/cctc.201600748

 

Probing the active site structures of iron-based ORR catalysts

Hu, Yang ; Li, Qingfeng ; Jensen, Jens Oluf ; Zhong, Lijie ; Cleemann, Lars Nilausen
in: Electrochemical Society. Meeting Abstracts (Online), vol: MA2016-02
Presented at:
PRiME 2016/230th ECS Meeting

Type: Conference abstract in journal (Peer reviewed)

Status: Published     |    Year: 2016

 

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

Jensen, Jens Oluf ; Jakobsen, Mark Tonny Dalsgaard ; Cleemann, Lars Nilausen ; Steenberg, T. ; Hjuler, Hans Aage ; Li, Qingfeng
Presented at:
PRiME 2016/230th ECS Meeting

Type: Conference abstract for conference (Peer reviewed)

Status: Published     |    Year: 2016

2015
 

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

Li, Qingfeng ; Aili, David ; Cleemann, Lars Nilausen ; Jensen, Jens Oluf
Presented at:
International Conference on Innovative Electrochemical Energy Materials and Technologies 2015

Type: Conference abstract for conference (Peer reviewed)

Status: Published     |    Year: 2015

 

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

Zhong, Lijie ; Pan, Chao ; Hu, Yang ; Cleemann, Lars Nilausen ; Jensen, Jens Oluf ; Li, Qingfeng
Presented at:
International Conference on Innovative Electrochemical Energy Materials and Technologies 2015

Type: Conference abstract for conference (Peer reviewed)

Status: Published     |    Year: 2015

  PDF

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

Jensen, Jens Oluf ; Fernandez, Santiago Martin ; Vassiliev, Anton ; Cleemann, Lars Nilausen ; Li, Qingfeng
Presented at:
PURE Workshop: Neptune's Hydrogen and Fuel cells

Type: Sound/Visual production (digital)

Status: Published     |    Year: 2015

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

Makowska, Malgorzata G. ; Kuhn, Luise Theil ; Cleemann, Lars Nilausen ; Lauridsen, Erik M. ; Bilheux, Hassina Z. ; Molaison, Jamie J. ; Santodonato, Louis J. ; Tremsin, Anton S. ; Grosse, Mirco ; Morgano, Manuel ; Kabra, Saurabh ; Strobl, Markus
in: Review of Scientific Instruments, vol: 86, issue: 12, pages: 125109

Type: Journal article (Peer reviewed)

Status: Published     |    Year: 2015     |    DOI: https://doi.org/10.1063/1.4937615

 

Non-Noble Oxygen Reduction Catalysts

Jensen, Jens Oluf ; Hu, Yang ; Zhong, Lijie ; Pan, Chao ; Cleemann, Lars Nilausen ; Li, Qingfeng
Presented at:
International Conference on Innovative Electrochemical Energy Materials and Technologies 2015

Type: Conference abstract for conference (Peer reviewed)

Status: Published     |    Year: 2015

 

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

Jensen, Jens Oluf ; Hu, Yang ; Zhong, Lijie ; Pan, Chao ; Cleemann, Lars Nilausen ; Li, Qingfeng
Presented at:
3rd Zing Hydrogen and Fuel Cells Conference

Type: Conference abstract for conference (Peer reviewed)

Status: Published     |    Year: 2015

 

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

Hink, Steffen ; Elsøe, Katrine ; Cleemann, Lars Nilausen ; Henkensmeier, Dirk ; Jang, Jong Hyun ; Kim, Hyoung Juhn ; Han, Jonghee ; Nam, Suk Woo ; Li, Qingfeng
in: European Polymer Journal, vol: 72, pages: 102-113

Type: Journal article (Peer reviewed)

Status: Published     |    Year: 2015     |    DOI: https://doi.org/10.1016/j.eurpolymj.2015.08.026

 

Tetrazole substituted polymers for high temperature polymer electrolyte fuel cells

Henkensmeier, Dirk ; My Hanh Duong, Ngoc ; Brela, Mateusz ; Dyduch, Karol ; Michalak, Artur ; Jankova Atanasova, Katja ; Cho, Hyeongrae ; Hyun Jang, Jong ; Kim, Hyoung-Juhn ; Cleemann, Lars Nilausen ; Li, Qingfeng ; Jensen, Jens Oluf
in: Journal of Materials Chemistry A, vol: 3, issue: 27, pages: 14389-14400

Type: Journal article (Peer reviewed)

Status: Published     |    Year: 2015     |    DOI: https://doi.org/10.1039/c5ta01936b

 

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

Jensen, Jens Oluf ; Fernandez, Santiago Martin ; Vassiliev, Anton ; Cleemann, Lars Nilausen ; Li, Qingfeng
Presented at:
Annual Meeting of the Danish Electrochemical Society 2015

Type: Conference abstract for conference (Peer reviewed)

Status: Published     |    Year: 2015

 

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

Hu, Yang ; Li, Qingfeng ; Jensen, Jens Oluf ; Pan, Chao ; Cleemann, Lars Nilausen ; Zhong, Lijie
Presented at:
Conference on Electrochemical Science and Technology 2015

Type: Conference abstract for conference (Peer reviewed)

Status: Published     |    Year: 2015

2014
 

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

Hu, Yang ; Jensen, Jens Oluf ; Zhang, Wei ; Huang, Yunjie ; Cleemann, Lars Nilausen ; Xing, Wei ; Bjerrum, Niels J. ; Li, Qingfeng
in: ChemSusChem (Print), vol: 7, issue: 8, pages: 2099-2103

Type: Journal article (Peer reviewed)

Status: Published     |    Year: 2014     |    DOI: https://doi.org/10.1002/cssc.201402183

 

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

Yin, Min ; Xu, Junyuan ; Li, Qingfeng ; Jensen, Jens Oluf ; Huang, Yunjie ; Cleemann, Lars Nilausen ; Bjerrum, Niels J. ; Xing, Wei
in: Applied Catalysis B: Environmental, vol: 144, pages: 112-120

Type: Journal article (Peer reviewed)

Status: Published     |    Year: 2014     |    DOI: https://doi.org/10.1016/j.apcatb.2013.07.007

 

High Molecular Weight Polybenzimidazole Membranes for High Temperature PEMFC

Yang, Jingshuai ; Cleemann, Lars Nilausen ; Steenberg, T. ; Terkelsen, C. ; Li, Qingfeng ; Jensen, Jens Oluf ; Hjuler, H. A. ; Bjerrum, Niels J. ; He, R. H.
in: Fuel Cells, vol: 14, issue: 1, pages: 7-15

Type: Journal article (Peer reviewed)

Status: Published     |    Year: 2014     |    DOI: https://doi.org/10.1002/fuce.201300070

 

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

Hu, Yang ; Jensen, Jens Oluf ; Zhang, Wei ; Cleemann, Lars Nilausen ; Xing, Wei ; Bjerrum, Niels J. ; Li, Qingfeng
in: Angewandte Chemie, vol: 126, issue: 14, pages: 3749-3753

Type: Journal article (Peer reviewed)

Status: Published     |    Year: 2014     |    DOI: https://doi.org/10.1002/ange.201400358

 

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

Hu, Yang ; Jensen, Jens Oluf ; Zhang, Wei ; Cleemann, Lars Nilausen ; Xing, Wei ; Bjerrum, Niels J. ; Li, Qingfeng
in: Angewandte Chemie International Edition, vol: 53, issue: 14, pages: 3675 –3679

Type: Journal article (Peer reviewed)

Status: Published     |    Year: 2014     |    DOI: https://doi.org/10.1002/anie.201400358

 

meta-PBI/methylated PBI-OO blend membranes for acid doped HT PEMFC

Cho, Hyeongrae ; Hur, Eun ; Henkensmeier, Dirk ; Jeong, Gisu ; Cho, Eunae ; Kim, Hyoung Juhn ; Jang, Jong Hyun ; Lee, Kwan Young ; Hjuler, Hans Aage ; Li, Qingfeng ; Jensen, Jens Oluf ; Cleemann, Lars Nilausen
in: European Polymer Journal, vol: 58, pages: 135-143

Type: Journal article (Peer reviewed)

Status: Published     |    Year: 2014     |    DOI: https://doi.org/10.1016/j.eurpolymj.2014.06.019

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Methods for HT-PEM FC electrodes preparation

Vassiliev, Anton ; Andersen, Kjeld Bøhm ; Martin, S. ; Cleemann, Lars Nilausen ; Jensen, Jens Oluf
Presented at:
CARISMA 2014 Conference

Type: Poster (Peer reviewed)

Status: Published     |    Year: 2014

 

Phosphate-Doped Carbon Black as Pt Catalyst Support: Co-catalytic Functionality for Dimethyl Ether and Methanol Electro-oxidation

Yin, Min ; Huang, Yunjie ; Li, Qingfeng ; Jensen, Jens Oluf ; Cleemann, Lars Nilausen ; Zhang, Wei ; Bjerrum, Niels J. ; Xing, Wei
in: ChemElectroChem, vol: 1, issue: 2, pages: 448-454

Type: Journal article (Peer reviewed)

Status: Published     |    Year: 2014     |    DOI: https://doi.org/10.1002/celc.201300025

 

The Electrochemical Behavior of Phosphoric-Acid-Doped Poly(perfluorosulfonic Acid) Membranes

Aili, David ; Savinell, Robert F ; Jensen, Jens Oluf ; Cleemann, Lars Nilausen ; Bjerrum, Niels J. ; Li, Qingfeng
in: ChemElectroChem, vol: 1, pages: 1471–1475

Type: Journal article (Peer reviewed)

Status: Published     |    Year: 2014     |    DOI: https://doi.org/10.1002/celc.201402053

2013
 

Catalyst Degradation in High Temperature Proton Exchange Membrane Fuel Cells Based on Acid Doped Polybenzimidazole Membranes

Cleemann, Lars Nilausen ; Buazar, F. ; Li, Qingfeng ; Jensen, Jens Oluf ; Pan, Chao ; Steenberg, T. ; Dai, S. ; Bjerrum, Niels J.
in: Fuel Cells, vol: 13, issue: 5, pages: 822-831

Type: Journal article (Peer reviewed)

Status: Published     |    Year: 2013     |    DOI: https://doi.org/10.1002/fuce.201200186

 

Covalently Cross-Linked Sulfone Polybenzimidazole Membranes with Poly(Vinylbenzyl Chloride) for Fuel Cell Applications

Yang, Jingshuai ; Aili, David ; Li, Qingfeng ; Cleemann, Lars Nilausen ; Jensen, Jens Oluf ; Bjerrum, Niels J. ; He, Ronghuan
in: ChemSusChem (Print), vol: 6, issue: 2, pages: 275-282

Type: Journal article (Peer reviewed)

Status: Published     |    Year: 2013     |    DOI: https://doi.org/10.1002/cssc.201200716

 

Crosslinked Hexafluoropropylidene Polybenzimidazole Membranes with Chloromethyl Polysulfone for Fuel Cell Applications

Yang, Jingshuai ; Li, Qingfeng ; Cleemann, Lars Nilausen ; Jensen, Jens Oluf ; Pan, Chao ; Bjerrum, Niels J. ; He, Ronghuan
in: Advanced Energy Materials, vol: 3, issue: 5, pages: 622-630

Type: Journal article (Peer reviewed)

Status: Published     |    Year: 2013     |    DOI: https://doi.org/10.1002/aenm.201200710

 

Oxidative degradation of acid doped polybenzimidazole membranes and fuel cell durability in the presence of ferrous ions

Liao, Jianhui ; Yang, Jingshuai ; Li, Qingfeng ; Cleemann, Lars Nilausen ; Jensen, Jens Oluf ; Bjerrum, Niels J. ; He, Ronghuan ; Xing, Wei
in: Journal of Power Sources, vol: 238, pages: 516-522

Type: Journal article (Peer reviewed)

Status: Published     |    Year: 2013     |    DOI: https://doi.org/10.1016/j.jpowsour.2013.03.194

 

The 3rd CARISMA international conference on medium and high temperature proton exchange membrane fuel cells: Three approaches to better platinum catalysts at biannual conference

Jensen, Jens Oluf ; Cleemann, Lars Nilausen ; Li, Qingfeng
in: Platinum Metals Review (Online Edition), vol: 57, issue: 3, pages: 173-176

Type: Journal article (Peer reviewed)

Status: Published     |    Year: 2013     |    DOI: https://doi.org/10.1595/147106713X667740

2012
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A Direct DME High Temperature PEM Fuel Cell

Vassiliev, Anton ; Jensen, Jens Oluf ; Li, Qingfeng ; Pan, Chao ; Cleemann, Lars Nilausen ; Steenberg, T. ; Bjerrum, Niels
in: E C S Transactions, vol: 50
Presented at:
Pacific Rim Meeting on Electrochemical and Solid-State Science

Type: Conference article (Peer reviewed)

Status: Published     |    Year: 2012

 

Direct dimethyl ether fueling of a high temperature polymer fuel cell

Jensen, Jens Oluf ; Vassiliev, Anton ; Olsen, M.I. ; Li, Qingfeng ; Pan, Chao ; Cleemann, Lars Nilausen ; Steenberg, Thomas ; Hjuler, Hans Aage ; Bjerrum, N.J.
in: Journal of Power Sources, vol: 211, pages: 173-176

Type: Journal article (Peer reviewed)

Status: Published     |    Year: 2012     |    DOI: https://doi.org/10.1016/j.jpowsour.2012.03.039

  PDF

Energy Dispersive X-ray Analysis used to quantify the Phosphoric Acid Doping Level in Polybenzimidazole based Fuel Cells

Holst, Thorsten ; Steenberg, Thomas ; Hjuler, Hans Aage ; Terkelsen, Carina ; Garcia, Hector R. ; Jensen, Jens Oluf ; Cleemann, Lars Nilausen ; Li, Qingfeng ; Bjerrum, Niels
part of: Book of abstracts - 3rd CARISMA International Conference on Medium and High Temperature PEM Fuel Cells, pages: 109-109, 2012
Presented at:
3rd CARISMA International Conference on Medium and High Temperature Proton Exchange Membrane Fuel Cells

Type: Conference abstract in proceedings (Peer reviewed)

Status: Published     |    Year: 2012

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High Temperature Polymer Electrolyte Membrane Fuel Cells - Performance and degradation

Steenberg, Thomas ; Hjuler, Hans Aage ; Terkelsen, Carina ; Garcia, Hector R. ; Sanchez, Maria Teresa Romero ; Cleemann, Lars Nilausen ; Jensen, Jens Oluf
part of: Book of abstracts - 3rd CARISMA International Conference on Medium and High Temperature PEM Fuel Cells, pages: 107-107, 2012
Presented at:
3rd CARISMA International Conference on Medium and High Temperature Proton Exchange Membrane Fuel Cells

Type: Conference abstract in proceedings (Peer reviewed)

Status: Published     |    Year: 2012

 

High Temperature Polymer Fuel Cells: From laboratory towards commercialization

Hjuler, Hans Aage ; Steenberg, Thomas ; Terkelsen, C. ; Jensen, Jens Oluf ; Cleemann, Lars Nilausen ; Li, Qingfeng ; Bjerrum, Niels ; Andreasen, S.J. ; Kær, S.K.
Presented at:
45th Power Sources Conference

Type: Paper

Status: Published     |    Year: 2012

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Niobium Phosphates as Intermediate Temperature Proton Conductor

Huang, Yunjie ; Li, Qingfeng ; Pan, Chao ; Jensen, Jens Oluf ; Christensen, Erik ; Cleemann, Lars Nilausen ; Jensen, Annemette Hindhede ; Anfimova, Tatiana ; Bjerrum, Niels
part of: Book of abstracts - 3rd CARISMA International Conference on Medium and High Temperature PEM Fuel Cells, pages: 77-77, 2012
Presented at:
3rd CARISMA International Conference on Medium and High Temperature Proton Exchange Membrane Fuel Cells

Type: Conference abstract in proceedings (Peer reviewed)

Status: Published     |    Year: 2012

 

Phosphoric acid doped imidazolium polysulfone membranes for high temperature proton exchange membrane fuel cells

Yang, Jingshuai ; Li, Qingfeng ; Jensen, Jens Oluf ; Pan, Chao ; Cleemann, Lars Nilausen ; Bjerrum, Niels J. ; He, Ronghuan
in: Journal of Power Sources, vol: 205, pages: 114-121

Type: Journal article (Peer reviewed)

Status: Published     |    Year: 2012     |    DOI: https://doi.org/10.1016/j.jpowsour.2012.01.038

 

Poly(aryl sulfone benzimidazole) and its coplolymers as high temperature membrane electrolyte foe fuel cells

Yang, J.S. ; Li, Qingfeng ; Cleemann, Lars Nilausen ; Jensen, Jens Oluf ; Pan, Chao ; Bjerrum, Niels ; He, R.H.
Presented at:
7th International Green Energy Conference and the 1st DNL Conference on Clean Energy

Type: Paper

Status: Published     |    Year: 2012

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Recent Development of Acid Doped Polybenzimidazole Membranes in Denmark - Polymer Chemistry and Durability Issues

Li, Qingfeng ; Jensen, Jens Oluf ; Cleemann, Lars Nilausen ; Aili, David ; Yang, Jingshuai ; Steenberg, Thomas ; Terkelsen, Carina ; Hjuler, Hans Aage ; Bjerrum, Niels
part of: Book of abstracts - 3rd CARISMA International Conference on Medium and High Temperature PEM Fuel Cells, pages: 36-36, 2012
Presented at:
3rd CARISMA International Conference on Medium and High Temperature Proton Exchange Membrane Fuel Cells

Type: Conference abstract in proceedings (Peer reviewed)

Status: Published     |    Year: 2012

 

Roll-to-roll coated PBI membranes for high temperature PEM fuel cells

Steenberg, Thomas ; Hjuler, Hans Aage ; Terkelsen, Carina ; Sanchez, Maria Teresa Romero ; Cleemann, Lars Nilausen ; Krebs, Frederik C
in: Energy & Environmental Science, vol: 5, pages: 6076-6080

Type: Journal article (Peer reviewed)

Status: Published     |    Year: 2012     |    DOI: https://doi.org/10.1039/C2EE02936G

 

Synthesis and properties of poly(aryl sulfone benzimidazole) and its copolymers for high temperature membrane electrolytes for fuel cells

Yang, Jingshuai ; Li, Qingfeng ; Cleemann, Lars Nilausen ; Xu, Chenxi ; Jensen, Jens Oluf ; Pan, Chao ; Bjerrum, Niels ; He, Ronghuan
in: Journal of Materials Chemistry, vol: 22, issue: 22, pages: 11185-11195

Type: Journal article (Peer reviewed)

Status: Published     |    Year: 2012     |    DOI: https://doi.org/10.1039/c2jm30217a

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Thermal curing of PBI membranes for high temperature PEM fuel cells

Aili, David ; Cleemann, Lars N. ; Li, Qingfeng ; Jensen, Jens Oluf ; Christensen, Erik ; Bjerrum, Niels J.
in: Journal of Materials Chemistry, vol: 22, issue: 12, pages: 5444-5453

Type: Journal article (Peer reviewed)

Status: Published     |    Year: 2012     |    DOI: https://doi.org/10.1039/c2jm14774b

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Tungsten carbide promoted Pd and Pd-Co electrocatalysts for formic acid electrooxidation

Yin, Min ; Li, Qingfeng ; Jensen, Jens Oluf ; Huang, Yunjie ; Cleemann, Lars Nilausen ; Bjerrum, Niels ; Xing, Wei
part of: Book of abstracts - 3rd CARISMA International Conference on Medium and High Temperature PEM Fuel Cells, pages: 95-95, 2012
Presented at:
3rd CARISMA International Conference on Medium and High Temperature Proton Exchange Membrane Fuel Cells

Type: Conference abstract in proceedings (Peer reviewed)

Status: Published     |    Year: 2012

 

Tungsten carbide promoted Pd and Pd–Co electrocatalysts for formic acid electrooxidation

Yin, Min ; Li, Qingfeng ; Jensen, Jens Oluf ; Huang, Yunjie ; Cleemann, Lars Nilausen ; Bjerrum, Niels ; Xing, Wei
in: Journal of Power Sources, vol: 219, pages: 106-111

Type: Journal article (Peer reviewed)

Status: Published     |    Year: 2012     |    DOI: https://doi.org/10.1016/j.jpowsour.2012.07.032

2011
 

Performance and durability of high performance MEAs for high temperature PBI fuel cells

Hjuler, Hans Aage ; Steenberg, Thomas ; Rudbeck, H.C. ; Cleemann, Lars Nilausen ; Li, Qingfeng ; Jensen, Jens Oluf ; Bjerrum, Niels
Presented at:
Hydrogen and Fuel Cells 2011 (HFC2011)

Type: Paper (Peer reviewed)

Status: Published     |    Year: 2011

 

Recent progress in material development and durability evaluation

Li, Qingfeng ; Aili, David ; Jensen, Jens Oluf ; Cleemann, Lars Nilausen ; Rudbeck, H.C. ; Steenberg, Thomas ; Hjuler, Hans Aage ; Bjerrum, Niels
Presented at:
Hydrogen and Fuel Cells 2011 (HFC2011)

Type: Paper (Peer reviewed)

Status: Published     |    Year: 2011

2010
 

Development and Characterizations of High Performance MEAs For High Temperature PBI Fuel Cells

Hjuler, Hans Aage ; Steenberg, Thomas ; Rudbeck, Hans Christian ; Cleemann, Lars Nilausen ; Li, Qingfeng ; Jensen, Jens Oluf ; Bjerrum, Niels
Presented at:
Progress MEA 2010

Type: Conference abstract for conference (Peer reviewed)

Status: Published     |    Year: 2010

 

Durability Issues and Status of High Temperature Proton Exchange Membrane Fuel Cells Based on Acid Doped Polybenzimidazole Membranes

Li, Qingfeng ; Jensen, Jens Oluf ; Pan, Chao ; Liao, Jianhui ; Rudbeck, Hans Christian ; Cleemann, Lars Nilausen ; Bjerrum, Niels
Presented at:
217th Electrochemical Society Meeting

Type: Sound/Visual production (digital)

Status: Published     |    Year: 2010

 

Polymer Degradation and Catalyst Sintering in High Temperature PEMFC Based on Acid Doped Polybenzimidazole Membranes

Li, Qingfeng ; Jensen, Jens Oluf ; Rudbeck, Hans Christian ; Liao, Jianhui ; Cleemann, Lars Nilausen ; Chromik, A ; Kerres, J ; Bjerrum, Niels
Presented at:
Progress MEA 2010

Type: Conference abstract for conference (Peer reviewed)

Status: Published     |    Year: 2010

2009
 

Durable Catalysts for High Temperature Proton Exchange Membrane Fuel Cells

Li, Qingfeng ; Buazar, Foad ; Cleemann, Lars Nilausen ; Pan, Chao ; Jensen, Jens Oluf ; Steenberg, Thomas ; Christensen, Erik ; Bjerrum, Niels
Presented at:
International Symposium on Electrochemistry for Energy Conversion and Storage

Type: Sound/Visual production (digital)

Status: Published     |    Year: 2009

 

Electrochemical promotion in the CO,H2 /(Pt/Ru)/PBI(H3PO4)/Pt/H2 membrane fuel cell system at 150°C

Petrushina, Irina ; Cleemann, Lars Nilausen ; Li, Qingfeng ; Bjerrum, Niels
part of: Proceedings. 2nd International Conference on the Electrochemical Promotion of Catalysis (EPOCAP), pages: 67-70, 2009, France
Presented at:
International Conference on the Electrochemical Promotion of Catalysis

Type: Article in proceedings (Peer reviewed)

Status: Published     |    Year: 2009

2008
 

A high temperature PEMFC integrated with a diesel reforming system

Jensen, Jens Oluf ; Li, Qingfeng ; Pan, Chao ; Bandur, Viktor ; Cleemann, Lars Nilausen ; Bjerrum, Niels ; Selimowic, Azra ; Andreas, Bodén ; Johansen, Lars Ø. ; Seland, Frode ; Tsypkin, Mikail ; Kongstein, Ole Edvard ; Tunold, Reidar ; Mamlouk, Mohammed ; Scott, Keith ; Nilsson, Morten S. ; Steenberg, Thomas ; Schönberger, Frank ; Hein, Martin ; Chromik, Andreas ; Kerres, Jochen ; Walter, Michael ; van Driel, Marinus ; Scholten, Anton ; Smolenaars, Jaques ; Wagner, Klaus-Dieter ; Wolf, Joachim ; Geiss, Stefan ; Yde-Andersen, Steen ; de Rycke, Thibault ; Kontoyannis, Christos ; Zacharaki, Irene ; Papatheodoru, George ; Häring, Thomas ; Nähring, Jens
part of: Energy Materials, pages: 275-283, 2008, Roskilde
Presented at:
Risø International Symposium on Materials Sciencee: Energy Materials : Advances in Characterization, Modelling and Application

Type: Article in proceedings (Peer reviewed)

Status: Published     |    Year: 2008

2007
  PDF

Catalytic reduction of NO by methane using a Pt/C/polybenzimidazole/Pt/C fuel cell

Petrushina, Irina ; Cleemann, Lars Nilausen ; Refshauge, Rasmus ; Bjerrum, Niels ; Bandur, Viktor
in: Journal of The Electrochemical Society, vol: 154, issue: 6, pages: E84-E90

Type: Journal article (Peer reviewed)

Status: Published     |    Year: 2007     |    DOI: https://doi.org/10.1149/1.2722532

 

Electrochemical Promotion of Catalytic Reactions Using

Petrushina, Irina ; Bjerrum, Niels ; Cleemann, Lars Nilausen ; Bandur, Viktor ; Li, Qingfeng
part of: Proceedings of the First International Conference on the Origin of Electrochemical Promotion of Catalysis, 1-5 October, Tessaloniki, Greece, 2007, 2007, EFEPOC
Presented at:
Proceedings of the First International Conference on the Origin of Electrochemical Promotion of Catalysis, 1-5 October, Tessaloniki, Greece, 2007

Type: Article in proceedings (Peer reviewed)

Status: Published     |    Year: 2007

 

Electrochemical promotion of catalytic reactions with Pt/C (or Pt/Ru/C)//PBI catalysts

Petrushina, Irina ; Bjerrum, Niels ; Bandur, Viktor ; Cleemann, Lars Nilausen
in: Topics in Catalysis, vol: 44, issue: 3, pages: 427-434

Type: Journal article (Peer reviewed)

Status: Published     |    Year: 2007     |    DOI: https://doi.org/10.1007/s11244-006-0135-1

 

Preparation and operation of gas diffusion electrodes for high-temperature proton exchange membrane fuel cells

Pan, Chao ; Li, Qingfeng ; Jensen, Jens Oluf ; He, Ronghuan ; Cleemann, Lars Nilausen ; Bjerrum, Niels ; Zeng, Qingxue
in: Journal of Power Sources, vol: 172, issue: 1, pages: 278-286

Type: Journal article (Peer reviewed)

Status: Published     |    Year: 2007     |    DOI: https://doi.org/10.1016/j.jpowsour.2007.07.019

2006
 

Exmination of catalytic reduction of NO by CH4 in a Pt-polybenimidazole membrane-Pt system with and without polarization

Petrushina, Irina ; Cleemann, Lars Nilausen ; Bjerrum, Niels
Presented at:
57th Annual Meeting of the International Society of Electrochemistry, 27 August – 1 September, Edinburgh, 2006, UK.

Type: Conference abstract for conference (Peer reviewed)

Status: Published     |    Year: 2006

2003
 

Preparation, Study and Modification of Nanometer-Scale Flat TiO2 Surfaces by Electrochemistry and AFM Techniques

Dihn Thi, M. T. ; Cleemann, Lars Nilausen ; Welinder, Anne Christina ; Devilliers, Didier ; Mahé, Eric ; Balnois, Eric
Presented at:
203rd Meeting of the Electrochemical Society

Type: Poster

Status: Published     |    Year: 2003