Lars Nilausen Cleemann

Lars Nilausen Cleemann

Sektionsleder, Lektor

DTU ENERGI
Institut for Energikonvertering og -lagring

Danmarks Tekniske Universitet

Fysikvej

Bygning 310, rum 343

2800 Kgs. Lyngby

Hjemmeside

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Publikationer
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2020
 

Synthesis of Pt-Rare Earth Metal Nanoalloys

Hu, Yang ; Jensen, Jens Oluf ; Cleemann, Lars Nilausen ; Brandes, Benedikt Axel ; Li, Qingfeng
in: Journal of the American Chemical Society

Type: Journal article (Peer reviewed)

Status: Accepted/In press     |    År: 2020     |    DOI: https://doi.org/10.1021/jacs.9b10813

 

Three-layered electrolyte membranes with acid reservoir for prolonged lifetime of high-temperature polymer electrolyte membrane fuel cells

Kannan, Arvind ; Aili, David ; Cleemann, Lars Nilausen ; Li, Qingfeng ; Jensen, Jens Oluf
in: International Journal of Hydrogen Energy, vol: 45, issue: 1, pages: 1008-1017

Type: Journal article (Peer reviewed)

Status: Published     |    År: 2020     |    DOI: https://doi.org/10.1016/j.ijhydene.2019.10.186

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     |    År: 2019     |    DOI: https://doi.org/10.1016/j.ijhydene.2019.06.025

2018
  PDF

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     |    År: 2018     |    DOI: https://doi.org/10.1002/fuce.201700181

  PDF

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     |    År: 2018     |    DOI: https://doi.org/10.1007/s12678-017-0427-1

  PDF

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     |    År: 2018     |    DOI: https://doi.org/10.1016/j.jpowsour.2017.11.054

  PDF

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     |    År: 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     |    År: 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     |    År: 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     |    År: 2018     |    DOI: https://doi.org/10.1016/j.apcatb.2018.03.056

  PDF

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     |    År: 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     |    År: 2018

2017
  PDF

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     |    År: 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     |    År: 2017     |    DOI: https://doi.org/10.1016/j.jpowsour.2016.11.059

  PDF

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     |    År: 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     |    År: 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     |    År: 2017     |    DOI: https://doi.org/10.1016/j.ijhydene.2017.01.092

  PDF

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     |    År: 2017

  PDF

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     |    År: 2017     |    DOI: https://doi.org/10.1016/j.jpowsour.2016.12.075

  PDF

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     |    År: 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     |    År: 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     |    År: 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     |    År: 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     |    År: 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     |    År: 2016

  PDF

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     |    År: 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     |    År: 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     |    År: 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     |    År: 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     |    År: 2016

  PDF

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     |    År: 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     |    År: 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     |    År: 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     |    År: 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     |    År: 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     |    År: 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     |    År: 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     |    År: 2015

  PDF

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     |    År: 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     |    År: 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     |    År: 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     |    År: 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     |    År: 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     |    År: 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     |    År: 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     |    År: 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     |    År: 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     |    År: 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     |    År: 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     |    År: 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     |    År: 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     |    År: 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     |    År: 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     |    År: 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     |    År: 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     |    År: 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     |    År: 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     |    År: 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     |    År: 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     |    År: 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     |    År: 2012     |    DOI: https://doi.org/10.1016/j.jpowsour.2012.03.039

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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     |    År: 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     |    År: 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     |    År: 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     |    År: 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     |    År: 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     |    År: 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     |    År: 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     |    År: 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     |    År: 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     |    År: 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     |    År: 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     |    År: 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     |    År: 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     |    År: 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     |    År: 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     |    År: 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     |    År: 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     |    År: 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     |    År: 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     |    År: 2008

2007
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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     |    År: 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     |    År: 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     |    År: 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     |    År: 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     |    År: 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     |    År: 2003