Qingfeng Li

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  1. 2013
  2. Published

    A Quaternary Polybenzimidazole Membrane for Intermediate Temperature Polymer Electrolyte Membrane Fuel Cells. / Xu, C.; Scott, K.; Li, Qingfeng; Yang, J.; Wu, X.

    In: Fuel Cells (Online), Vol. 13, No. 2, 2013, p. 118-125.

    Publication: Research - peer-review › Journal article – Annual report year: 2013

  3. Published

    Conductivity of Composite Material Based on System NdPO4·nH2OCsH2PO4. / Anfimova, Tatiana; Bjerrum, Niels; Li, Qingfeng.

    In: Advanced Materials Research, Vol. 699, 2013, p. 398-402.

    Publication: Research - peer-review › Conference article – Annual report year: 2013

  4. Published

    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: ChemSusChem (Print), Vol. 6, No. 2, 2013, p. 275-282.

    Publication: Research - peer-review › Journal article – Annual report year: 2013

  5. Published

    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.

    2013. Poster session presented at International Symposium on Water Electrolysis and Hydrogen as part of the future Renewable Energy System, Copenhagen, Denmark.

    Publication: Research › Poster – Annual report year: 2013

  6. Published

    Indium doped niobium phosphates as intermediate temperature proton conductors. / Huang, Yunjie; Li, Qingfeng; Anfimova, Tatiana; Christensen, Erik; Yin, Min; Jensen, Jens Oluf; Bjerrum, Niels; Xing, Wei.

    In: International Journal of Hydrogen Energy, Vol. 38, No. 5, 2013, p. 2464-2470.

    Publication: Research - peer-review › Journal article – Annual report year: 2013

  7. Published

    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 of Power Sources, Vol. 225, 2013, p. 129-136.

    Publication: Research - peer-review › Journal article – Annual report year: 2013

  8. 2012
  9. Published

    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, 2012.

    Publication: Research - peer-review › Conference article – Annual report year: 2012

  10. Published

    Anion conducting polymer membranes for hydrogen production through alkaline water electrolysis. / Aili, David; Li, Qingfeng; Christensen, Erik; Jensen, Jens Oluf; Bjerrum, Niels.

    In: Book of abstracts - 3rd CARISMA International Conference on Medium and High Temperature PEM Fuel Cells. 2012. p. 78-78.

    Publication: Research - peer-review › Conference abstract in proceedings – Annual report year: 2012

  11. Published

    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: International Journal of Hydrogen Energy, Vol. 37, No. 24, 2012, p. 18629-18640.

    Publication: Research - peer-review › Conference article – Annual report year: 2012

  12. Published

    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 .

    In: Book of abstracts - 3rd CARISMA International Conference on Medium and High Temperature PEM Fuel Cells. 2012. p. 79-79.

    Publication: Research - peer-review › Conference abstract in proceedings – Annual report year: 2012

  13. Published

    Conductive Properties of Neodymium Phosphate composites Investigated by Electrochemical Impedance Spectra. / Anfimova, Tatiana; Li, Qingfeng; Jensen, Jens Oluf; Bjerrum, Niels.

    2012. Poster session presented at 16th Solid State Protonic Conductors (SSPC16), Grenoblef, France.

    Publication: Research › Poster – Annual report year: 2012

  14. Published

    Conductivity of NdPO4-CsH2PO4 composites investigated by electrochemical impedance spectroscopy. / Anfimova, Tatiana; Li, Qingfeng; Jensen, Jens Oluf; Bjerrum, Niels.

    In: Book of abstracts - 3rd CARISMA International Conference on Medium and High Temperature PEM Fuel Cells. 2012. p. 80-80.

    Publication: Research - peer-review › Conference abstract in proceedings – Annual report year: 2012

  15. Published

    Cross-linked aromatic cationic polymer electrolytes with enhanced stability for high temperature fuel cell applications. / Ma, Wenjia; Zhao, Chengji; Yang, Jingshuai; Ni, Jing; Wang, Shuang; Zhang, Na; Lin, Haidan; Wang, Jing; Zhang, Gang; Li, Qingfeng; Na, Hui.

    In: Energy & Environmental Science, Vol. 5, No. 6, 2012, p. 7617-7625.

    Publication: Research - peer-review › Journal article – Annual report year: 2012

  16. Published

    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, 2012, p. 173-176.

    Publication: Research - peer-review › Journal article – Annual report year: 2012

  17. Published

    Direct dimethyl ether high temperature polymer electrolyte membrane fuel cells. / Vassiliev, Anton; Jensen, Jens Oluf; Li, Qingfeng; Bjerrum, Niels.

    2012. Poster session presented at Energieffektivisering for fremtiden, Kgs.Lyngby, Denmark.

    Publication: Research › Poster – Annual report year: 2012

  18. Published

    Direct dimethyl ether high temperature polymer electrolyte membrane fuel cells with improved performance. / Vassiliev, Anton; Jensen, Jens Oluf; Li, Qingfeng; Bjerrum, Niels.

    In: Book of abstracts - 3rd CARISMA International Conference on Medium and High Temperature PEM Fuel Cells. 2012. p. 105-105.

    Publication: Research - peer-review › Conference abstract in proceedings – Annual report year: 2012

  19. Published

    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.

    In: Book of abstracts - 3rd CARISMA International Conference on Medium and High Temperature PEM Fuel Cells. 2012. p. 96-96.

    Publication: Research - peer-review › Conference abstract in proceedings – Annual report year: 2012

  20. Published

    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.

    In: Book of abstracts - 3rd CARISMA International Conference on Medium and High Temperature PEM Fuel Cells. 2012. p. 109-109.

    Publication: Research - peer-review › Conference abstract in proceedings – Annual report year: 2012

  21. Published

    Fabrication and Characterization of Proton Conducting Phosphate Electrolytes for Intermediate Temperature Fuel Cell Assembling. / Jensen, Annemette Hindhede; Li, Qingfeng; Anfimova, Tatiana; Christensen, Erik; Barner, Jens H. Von; Bjerrum, Niels.

    2012. Abstract from Nordic Conference on Ceramic and Glass Technology, Roskilde, Denmark.

    Publication: Research - peer-review › Conference abstract for conference – Annual report year: 2013

  22. Published

    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.

    2012. Paper presented at 45th Power Sources Conference, Las Vegas, United States.

    Publication: Research › Paper – Annual report year: 2012

  23. Published

    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 of Materials Chemistry, Vol. 22, No. 42, 2012, p. 22452-22458.

    Publication: Research - peer-review › Journal article – Annual report year: 2012

  24. Published

    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.

    In: Book of abstracts - 3rd CARISMA International Conference on Medium and High Temperature PEM Fuel Cells. 2012. p. 77-77.

    Publication: Research - peer-review › Conference abstract in proceedings – Annual report year: 2012

  25. Published

    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: International Journal of Hydrogen Energy, Vol. 37, No. 15, 2012, p. 10992-11000.

    Publication: Research - peer-review › Journal article – Annual report year: 2012

  26. Published

    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, 2012, p. 114-121.

    Publication: Research - peer-review › Journal article – Annual report year: 2012

  27. Published

    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.

    2012. Paper presented at 7th International Green Energy Conference and the 1st DNL Conference on Clean Energy , Dalian, China.

    Publication: Research › Paper – Annual report year: 2012

  28. Published

    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.

    In: Book of abstracts - 3rd CARISMA International Conference on Medium and High Temperature PEM Fuel Cells. 2012. p. 93-93.

    Publication: Research - peer-review › Conference abstract in proceedings – Annual report year: 2012

  29. Published

    Proton Conductive Niobium Phosphates as Electrolytes for Fuel Cells Operating with Renewable Biofuels. / Huang, Yunjie; Li, Qingfeng; Anfimova, Tatiana; Jensen, Annemette Hindhede; Jensen, Jens Oluf; Christensen, Erik; Bjerrum, Niels.

    2012. Paper presented at Pacific Rim Meeting on Electrochemical and Solid-State Science, Honolulu, United States.

    Publication: Research - peer-review › Paper – Annual report year: 2012

  30. Published

    Proton Conductivity of Refractory Metal Phosphates at Intermediate Temperatures. / Li, Qingfeng (Author); Huang, Yunjie (Author); Anfimova, Tatiana (Author); Jensen, Jens Oluf (Author); Christensen, Erik (Author); Bjerrum, Niels (Author).

    2012. 16th Solid State Protonic Conductors (SSPC16), Grenoblef, France, 10-09-12.

    Publication: Research - peer-review › Sound/Visual production (digital) – Annual report year: 2012

  31. Published

    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.

    In: Book of abstracts - 3rd CARISMA International Conference on Medium and High Temperature PEM Fuel Cells. 2012. p. 36-36.

    Publication: Research - peer-review › Conference abstract in proceedings – Annual report year: 2012

  32. Published

    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, No. 22, 2012, p. 11185-11195.

    Publication: Research - peer-review › Journal article – Annual report year: 2012

  33. Published

    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, No. 12, 2012, p. 5444-5453.

    Publication: Research - peer-review › Journal article – Annual report year: 2012

  34. Published

    Transition metal carbides as electrode materials for HT PEM systems. / Tomás García, Antonio Luis; Li, Qingfeng; Bjerrum, Niels.

    In: Book of abstracts - 3rd CARISMA International Conference on Medium and High Temperature PEM Fuel Cells. 2012. p. 97-97.

    Publication: Research - peer-review › Conference abstract in proceedings – Annual report year: 2012

  35. Published

    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: Book of abstracts - 3rd CARISMA International Conference on Medium and High Temperature PEM Fuel Cells. 2012. p. 95-95.

    Publication: Research - peer-review › Conference abstract in proceedings – Annual report year: 2012

  36. Published

    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, 2012, p. 106-111.

    Publication: Research - peer-review › Journal article – Annual report year: 2012

  37. Published

    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.

    In: Book of abstracts - 3rd CARISMA International Conference on Medium and High Temperature PEM Fuel Cells. 2012. p. 51-51.

    Publication: Research - peer-review › Conference abstract in proceedings – Annual report year: 2012

  38. 2011
  39. Published

    Crosslinking of polybenzimidazolemembranes by divinylsulfone post-treatment for high-temperature proton exchange membrane fuel cell applications. / Aili, David; Li, Qingfeng; Christensen, Erik; Jensen, Jens Oluf; Bjerrum, Niels.

    In: Polymer International, Vol. 60, No. 8, 2011, p. 1201-1207.

    Publication: Research - peer-review › Journal article – Annual report year: 2011

  40. Published

    Effect of chloride impurities on the performance and durability of polybenzimidazole-based high temperature proton exchange membrane fuel cells. / Ali, Syed Talat (Invited author); Li, Qingfeng (Invited author); Pan, Chao (Invited author); Jensen, Jens Oluf (Invited author); Nielsen, Lars Pleth (Invited author); Møller, Per (Invited author).

    In: International Journal of Hydrogen Energy, Vol. 36, No. 2, 2011, p. 1628-1636.

    Publication: Research - peer-review › Conference article – Annual report year: 2011

  41. Published

    High temperature proton exchange membranes based on polybenzimidazole and clay composites for fuel cells. / Plackett, David; Siu, Ana; Li, Qingfeng; Pan, Chao; Jensen, Jens Oluf; Fæster Nielsen, Søren; Permyakova, Anastasia Aleksandrovna; Bjerrum, Niels.

    In: Journal of Membrane Science, Vol. 383, No. 1-2, 2011, p. 78-87.

    Publication: Research - peer-review › Journal article – Annual report year: 2011

  42. Published

    Method of operating a direct dme fuel cell system. / Jensen, Jens Oluf (Inventor); Li, Qingfeng (Inventor); Bjerrum, Niels (Inventor); Steenberg, Thomas (Inventor).

    IPC No.: H01M8/04. Mar 31, 2011.

    Publication: Research › Patent – Annual report year: 2012

  43. Published

    Oxidative degradation of polybenzimidazole membranes as electrolytes for high temperature proton exchange membrane fuel cells. / Liao, J.H.; Li, Qingfeng; Rudbeck, H.C.; Jensen, Jens Oluf; Chromik, A.; Bjerrum, Niels; Kerres, J.; Xing, W.

    In: Fuel Cells, Vol. 11, No. 6, 2011, p. 745-755.

    Publication: Research - peer-review › Conference article – Annual report year: 2011

  44. Published

    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.

    2011. Paper presented at Hydrogen and Fuel Cells 2011 (HFC2011), Vancouver, British Columbia, Canada.

    Publication: Research - peer-review › Paper – Annual report year: 2012

  45. Published

    Phosphoric acid doped membranes based on Nafion®, PBI and their blends – Membrane preparation, characterization and steam electrolysis testing. / Aili, David; Hansen, Martin Kalmar; Pan, Chao; Li, Qingfeng; Christensen, Erik; Jensen, Jens Oluf; Bjerrum, Niels.

    In: International Journal of Hydrogen Energy, Vol. 36, No. 12, 2011, p. 6985-6993.

    Publication: Research - peer-review › Journal article – Annual report year: 2011

  46. Published

    Proton conducting polymeric materials for hydrogen based electrochemical energy conversion technologies. / Aili, David; Bjerrum, Niels (Supervisor); Li, Qingfeng (Supervisor); Christensen, Erik (Supervisor); Barner, Jens H. Von (Supervisor).

    Kgs. Lyngby, Denmark : Technical University of Denmark (DTU), 2011. 192 p.

    Publication: Research › Ph.d. thesis – Annual report year: 2011

  47. Published

    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.

    2011. Paper presented at Hydrogen and Fuel Cells 2011 (HFC2011), Vancouver, British Columbia, Canada.

    Publication: Research - peer-review › Paper – Annual report year: 2011

  48. 2010
  49. Published

    1.7 nm Platinum Nanoparticles: Synthesis with Glucose Starch, Characterization and Catalysis. / Engelbrekt, Christian; Sørensen, Karsten Holm; Lubcke, T.; Zhang, Jingdong; Li, Qingfeng; Pan, Chao; Bjerrum, Niels; Ulstrup, Jens.

    In: ChemPhysChem, Vol. 11, No. 13, 2010, p. 2844-2853.

    Publication: Research - peer-review › Journal article – Annual report year: 2010

  50. Published

    A direct DME fuel cell based on acid doped PBI. / Jensen, Jens Oluf; Ingemann Olsen, M; Li, Qingfeng; Vassiliev, Anton; Pan, Chao; Steenberg, Thomas; Bjerrum, Niels.

    2010. Abstract from PROGRESS MEA 2010, Palais des Congrès, La Grande Motte, France, .

    Publication: Research - peer-review › Conference abstract for conference – Annual report year: 2010

  51. Published

    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.

    2010. Abstract from PROGRESS MEA 2010, Palais des Congrès, La Grande Motte, France, .

    Publication: Research - peer-review › Conference abstract for conference – Annual report year: 2010

  52. Published

    Durability Issues and Status of High Temperature Proton Exchange Membrane Fuel Cells Based on Acid Doped Polybenzimidazole Membranes. / Li, Qingfeng (Author); Jensen, Jens Oluf (Author); Pan, Chao (Author); Liao, Jianhui (Author); Rudbeck, Hans Christian (Author); Cleemann, Lars Nilausen (Author); Bjerrum, Niels (Author).

    2010. 217th Electrochemical Society Meeting, Vancouver, Canada, 01-01-10.

    Publication: Research › Sound/Visual production (digital) – Annual report year: 2010

  53. Published

    Electrocatalytic properties of Ti/Pt–IrO2 anode for oxygen evolution in PEM water electrolysis. / Ye, Feng; Li, Jianling; Wang, Xindong; Wang, Tongtao; Li, Shanmei; Wei, Haojie; Li, Qingfeng; Christensen, Erik.

    In: International Journal of Hydrogen Energy, Vol. 35, No. 15, 2010, p. 8049-8055.

    Publication: Research - peer-review › Journal article – Annual report year: 2010

  54. Published

    High Temperature PEMFC and Its Integration with Fuel Processors - An Approach to Portable Fuel Cells. / Li, Qingfeng (Invited author); Jensen, Jens Oluf (Invited author); Bjerrum, Niels (Invited author).

    2010. International Symposium on Portable Fuel Cells, Changxing, China, 01-01-10.

    Publication: Research › Sound/Visual production (digital) – Annual report year: 2010

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