Section for Proton Conducters Publications

Synthesis of self-supported non-precious metal catalysts for oxygen reduction reaction with preserved nanostructures from the polyaniline nanofiber precursor

Hu, Yang ; Zhao, Xiao ; Huang, Yunjie ; Li, Qingfeng ; Bjerrum, Niels ; Liu, Changpeng ; Xing, Wei

in journal: Journal of Power Sources (ISSN: 0378-7753) (DOI: http://dx.doi.org/10.1016/j.jpowsour.2012.10.013), vol: 225, pages: 129-136, 2013

Type: Journal article - Journal article

DOI: 10.1016/j.jpowsour.2012.10.013

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 ; He, Ronghuan

in journal: ChemSusChem (Print) (ISSN: 1864-5631) (DOI: http://dx.doi.org/10.1002/cssc.201200716), vol: 6, issue: 2, pages: 275-282, 2013

Type: Journal article - Journal article

DOI: 10.1002/cssc.201200716

A Quaternary Polybenzimidazole Membrane for Intermediate Temperature Polymer Electrolyte Membrane Fuel Cells

Xu, C. ; Scott, K. ; Li, Qingfeng ; Yang, J. ; Wu, X.

in journal: Fuel Cells (Online) (ISSN: 1615-6854) (DOI: http://dx.doi.org/10.1002/fuce.201200149), vol: 13, issue: 2, pages: 118-125, 2013

Type: Journal article - Journal article

DOI: 10.1002/fuce.201200149

Fabrication and Characterizations of Materials and Components for Intermediate Temperature Fuel Cells and Water Electrolysers

Jensen, Annemette Hindhede ; Prag, Carsten Brorson ; Li, Qingfeng ; Christensen, Erik ; Bjerrum, Niels

Type: Poster - Poster

Presented at: International Symposium on Water Electrolysis and Hydrogen as part of the future Renewable Energy System, Copenhagen

Introduction to Department of Energy Conversion and Storage

Jensen, Jens Oluf

Type: Sound/Visual production (digital) - Sound/Visual production (digital)

Presented at: International Symposium on Water Electrolysis and Hydrogen as part of the future Renewable Energy System, Copenhagen

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: Journal of Power Sources (ISSN: 0378-7753) (DOI: http://dx.doi.org/10.1016/j.jpowsour.2012.01.038), vol: 205, pages: 114-121, 2012

Type: Journal article - Journal article

DOI: 10.1016/j.jpowsour.2012.01.038

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: Journal of Materials Chemistry (ISSN: 0959-9428) (DOI: http://dx.doi.org/10.1039/c2jm30217a), vol: 22, issue: 22, pages: 11185-11195, 2012

Type: Journal article - Journal article

DOI: 10.1039/c2jm30217a

PEM Water Electrolysis at Elevated Temperatures

Hansen, Martin Kalmar ; Bjerrum, Niels ; Christensen, Erik ; Jensen, Jens Oluf

Type: Ph.d. thesis - Ph.d. thesis

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 journal: Energy & Environmental Science (ISSN: 1754-5692) (DOI: http://dx.doi.org/10.1039/C2EE02936G), vol: 5, pages: 6076-6080, 2012

Type: Journal article - Journal article

DOI: 10.1039/C2EE02936G

PEM steam electrolysis at 130 °C using a phosphoric acid doped short side chain PFSA membrane

Hansen, Martin Kalmar ; Aili, David ; Christensen, Erik ; Pan, Chao ; Eriksen, Søren ; Jensen, Jens Oluf ; Barner, Jens H. Von ; Li, Qingfeng ; Bjerrum, Niels

in journal: International Journal of Hydrogen Energy (ISSN: 0360-3199) (DOI: http://dx.doi.org/10.1016/j.ijhydene.2012.04.125), vol: 37, issue: 15, pages: 10992-11000, 2012

Type: Journal article - Journal article

DOI: 10.1016/j.ijhydene.2012.04.125

Niobium phosphates as an intermediate temperature proton conducting electrolyte for fuel cells

Huang, Yunjie ; Li, Qingfeng ; Jensen, Annemette Hindhede ; Yin, Min ; Jensen, Jens Oluf ; Christensen, Erik ; Pan, Chao ; Bjerrum, Niels ; Xing, Wei

in journal: Journal of Materials Chemistry (ISSN: 0959-9428) (DOI: http://dx.doi.org/10.1039/c2jm34704k), vol: 22, issue: 42, pages: 22452-22458, 2012

Type: Journal article - Journal article

DOI: 10.1039/c2jm34704k

Antimony doped tin oxides and their composites with tin pyrophosphates as catalyst supports for oxygen evolution reaction in proton exchange membrane water electrolysis

Xu, Junyuan ; Li, Qingfeng ; Hansen, Martin Kalmar ; Christensen, Erik ; Tomás García, Antonio Luis ; Liu, Gaoyang ; Wang, Xindong ; Bjerrum, Niels

in journal: International Journal of Hydrogen Energy (ISSN: 0360-3199) (DOI: http://dx.doi.org/10.1016/j.ijhydene.2012.09.156), vol: 37, issue: 24, pages: 18629-18640, 2012

Type: Conference article - Conference article

Presented at: 2011 International Workshop on Molten Carbonates and Related Topics, Paris

DOI: 10.1016/j.ijhydene.2012.09.156

Development of Refractory Ceramics for The Oxygen Evolution Reaction (OER) Electrocatalyst Support for Water Electrolysis at elevated temperatures

Nikiforov, Aleksey ; Prag, Carsten Brorson ; Polonsky, J. ; Petrushina, Irina ; Christensen, Erik ; Bjerrum, Niels

in journal: E C S Transactions (ISSN: 1938-5862) (DOI: http://dx.doi.org/10.1149/1.4718004), vol: 41, issue: 42, pages: 115-124, 2012

Type: Journal article - Journal article

DOI: 10.1149/1.4718004

Development and Study of Tantalum and Niobium Carbides as Electrocatalyst Supports for the Oxygen Electrode for PEM Water Electrolysis at Elevated Temperatures

Nikiforov, Aleksey ; Petrushina, Irina ; Prag, Carsten Brorson ; Polonsky, J. ; Christensen, Erik ; Bjerrum, Niels

in journal: E C S Transactions (ISSN: 1938-5862), 2012

Type: Journal article - Journal article

Presented at: 221th ECS meeting, Seattle, WA

Novel Ceramic Materials for Polymer Electrolyte Membrane Water Electrolysers' Anodes

Polonsky, J. ; Bouzek, K. ; Prag, Carsten Brorson ; Nikiforov, Aleksey ; Petrushina, Irina ; Christensen, Erik ; Bjerrum, Niels

part of: New trends in application of photo and electro catalysis. Proceedings of the 4th Czech-Austrian workshop (ISBN: 978-80-7080-809-2), pages: 89-91, 2012, Prague Institute of Chemical Technology,

Type: Article in proceedings - Article in proceedings

Presented at: 4th Czech-Austrian Workshop, Hnanice

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 journal: E C S Transactions (ISSN: 1938-5862), vol: 50, 2012

Type: Conference article - Conference article

Presented at: Pacific Rim Meeting on Electrochemical and Solid-State Science, Honolulu

Water Electrolysis using Polymeric Electrolyte Membranes at Elevated Temperatures

Christensen, Erik ; Hansen, Martin Kalmar ; Aili, David ; Nikiforov, Aleksey ; Pan, Chao ; Xu, Junyuan ; Jensen, Jens Oluf ; Li, Qingfeng ; Bjerrum, Niels

part of: Book of abstracts - 3rd CARISMA International Conference on Medium and High Temperature PEM Fuel Cells, pages: 51-51, 2012,

Type: Conference abstract in proceedings - Conference abstract in proceedings

Presented at: 3rd CARISMA International Conference on Medium and High Temperature Proton Exchange Membrane Fuel Cells, Copenhagen

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,

Type: Conference abstract in proceedings - Conference abstract in proceedings

Presented at: 3rd CARISMA International Conference on Medium and High Temperature Proton Exchange Membrane Fuel Cells, Copenhagen

Antimony Doped Tin Oxides and Their Composites with Tin pyrophosphates as Catalyst Supports for Oxygen Evolution Reaction in Proton Exchange Membrane Water Electrolysis

Xu, Junyuan ; Li, Qingfeng ; Christensen, Erik ; Wang, Xindong

part of: Book of abstracts - 3rd CARISMA International Conference on Medium and High Temperature PEM Fuel Cells, pages: 79-79, 2012,

Type: Conference abstract in proceedings - Conference abstract in proceedings

Presented at: 3rd CARISMA International Conference on Medium and High Temperature Proton Exchange Membrane Fuel Cells, Copenhagen

Poly(benzimidazole)–functionalized graphene as a stable and durable support for PEM fuel cell electrocatalysts

Permyakova, Anastasia Aleksandrovna ; Jensen, Jens Oluf ; Li, Qingfeng ; Bjerrum, Niels

part of: Book of abstracts - 3rd CARISMA International Conference on Medium and High Temperature PEM Fuel Cells, pages: 93-93, 2012,

Type: Conference abstract in proceedings - Conference abstract in proceedings

Presented at: 3rd CARISMA International Conference on Medium and High Temperature Proton Exchange Membrane Fuel Cells, Copenhagen

Efficient electrocatalytic oxygen reduction over selfsupported polyaniline-based non-precious metal catalyst

Hu, Yang ; Zhao, Xiao ; Li, Qingfeng ; Huang, Yunjie ; Bjerrum, Niels ; Liu, Changpeng ; Xing, Wei

part of: Book of abstracts - 3rd CARISMA International Conference on Medium and High Temperature PEM Fuel Cells, pages: 96-96, 2012,

Type: Conference abstract in proceedings - Conference abstract in proceedings

Presented at: 3rd CARISMA International Conference on Medium and High Temperature Proton Exchange Membrane Fuel Cells, Copenhagen

Direct dimethyl ether high temperature polymer electrolyte membrane fuel cells with improved performance

Vassiliev, Anton ; Jensen, Jens Oluf ; Li, Qingfeng ; Bjerrum, Niels

part of: Book of abstracts - 3rd CARISMA International Conference on Medium and High Temperature PEM Fuel Cells, pages: 105-105, 2012,

Type: Conference abstract in proceedings - Conference abstract in proceedings

Presented at: 3rd CARISMA International Conference on Medium and High Temperature Proton Exchange Membrane Fuel Cells, Copenhagen

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,

Type: Conference abstract in proceedings - Conference abstract in proceedings

Presented at: 3rd CARISMA International Conference on Medium and High Temperature Proton Exchange Membrane Fuel Cells, Copenhagen

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.

Type: Paper - Paper

Presented at: 7th International Green Energy Conference and the 1st DNL Conference on Clean Energy, Dalian

Conductive Properties of Neodymium Phosphate composites Investigated by Electrochemical Impedance Spectra

Anfimova, Tatiana ; Li, Qingfeng ; Jensen, Jens Oluf ; Bjerrum, Niels

Type: Poster - Poster

Presented at: 16th Solid State Protonic Conductors (SSPC16), Grenoblef