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

  55. Published

    Introduktion til højtemperatur PEM brændselsceller. / Jensen, Jens Oluf (Author); Li, Qingfeng (Author); Pan, Chao (Author); Bjerrum, Niels (Author).

    2010. HotMEA thematic day, Technical University of Denmark, 01-01-10.

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

  56. Published

    Nafion ®-Polybenzimidazole-Zirconium Phosphate composite membranes for steam electrolysis applications. / Aili, David; Hansen, Martin Kalmar; Li, Qingfeng; Bjerrum, Niels.

    2010. Poster session presented at ProgressMEA 2010: Progress in MEA Materials for Medium and High Temperature Polymer Electrolyte Fuel Cells, La Grande Motte, France.

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

  57. Published

    Ongoing Efforts Addressing Degradation of High Temperature PEMFC. / Jensen, Jens Oluf (Author); Li, Qingfeng (Author); Pan, Chao (Author); Bjerrum, Niels (Author).

    2010. 18th World Hydrogen Energy Conference 2010, Essen, 01-01-10.

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

  58. Published

    PEM fuel cells, Towards higher working temperature. / Jensen, Jens Oluf (Author); Li, Qingfeng (Author); Bjerrum, Niels (Author).

    2010. HySA seminar, University of Western Cape, Cape Town, 01-01-10.

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

  59. Published

    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.

    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

  60. Published

    Possibilities of High Temperature PEMFC as Compared with Conventional PEMFC. / Jensen, Jens Oluf (Author); Li, Qingfeng (Author); Pan, Chao (Author); Bjerrum, Niels (Author).

    2010. “Proton conducting materials at high temperature and their applications” HyFC Academy Workshop, Department of Chemistry, Technical University of Denmark, 01-01-10.

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

  61. Published

    Properties, degradation and high temperature fuel cell test of different types of PBI and PBI blend membranes. / Li, Qingfeng; Rudbeck, Hans Christian; Chromik, Andreas; Jensen, Jens Oluf; Pan, Chao; Steenberg, Thomas; Calverley, Martin; Bjerrum, Niels; Kerres, Jochen.

    In: Journal of Membrane Science, Vol. 347, No. 1-2, 2010, p. 260-270.

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

  62. Published

    Properties, Degradation and High Temperature Fuel Cell Test of Different Types of PBI and PBI Blend Membranes. / Kerres, Jochen A; Li, Qingfeng; Rudbeck, Hans Christian; Chromik, A; Jensen, Jens Oluf; Pan, Chao; Steenberg, Thomas; Calverley, Martin; 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

  63. Published

    Recent advances with high temperature PEMFC in Denmark. / Jensen, Jens Oluf (Invited author); Li, Qingfeng (Invited author); Pan, Chao (Invited author); Rudbeck, Hans Christian (Invited author); Steenberg, Thomas (Invited author); Bjerrum, Niels (Invited author).

    2010. the 8h International Symposium on New Materials for Electrochemical Systems, Shanghai, China, 01-01-10.

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

  64. Published

    The energy efficiency of onboard hydrogen storage. / Jensen, Jens Oluf; Li, Qingfeng; Bjerrum, Niels.

    In: Energy efficiency. ed. / Jenny Palm. Sciyo, 2010. p. 143-156.

    Publication: Research - peer-review › Book chapter – Annual report year: 2010

  65. Published

    The Energy Efficiency of Onboard Hydrogen Storage. / Jensen, Jens Oluf (Author); Li, Qingfeng (Author); Bjerrum, Niels (Author).

    2010. Nordic Center of Excellence on Hydrogen Storage Materials. Final workshop, Uppsala, Sweden, 01-01-10.

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

  66. 2009
  67. Published

    CHEMISTRY, ELECTROCHEMISTRY, AND ELECTROCHEMICAL APPLICATIONS : Aluminum. / Li, Qingfeng; Jensen, Jens Oluf; Bjerrum, Niels.

    In: Encyclopedia of Electrochemical Power Sources. Vol. Vol 1. Amsterdam : Elsevier, 2009. p. 695-708.

    Publication: Research - peer-review › Book chapter – Annual report year: 2009

  68. Published

    Degradation of high temperature PEM fuel cells. / Jensen, Jens Oluf (Invited author); Li, Qingfeng (Invited author); Pan, Chao (Invited author); Bjerrum, Niels (Invited author).

    2009. HyFC Academy School on Fuel Cells and Hydrogen. PEMFC’s : Degradation mechanisms and their mitigation., Vancouver, Canada, 01-01-09.

    Publication: Research › Sound/Visual production (digital) – Annual report year: 2009

  69. Published

    Durability Issues of High Temperature Proton Exchange Membrane Fuel Cells Based on Acid Doped Polybenzimidazole Membranes. / Li, Qingfeng (Author); Jensen, Jens Oluf (Author); Pan, Chao (Author); Bjerrum, Niels (Author).

    2009. the 60 Annual Meeting of the International Society of Electrochemistry, Beijing, China, 01-01-09.

    Publication: Research › Sound/Visual production (digital) – Annual report year: 2009

  70. Published

    Durable Catalysts for High Temperature Proton Exchange Membrane Fuel Cells. / Li, Qingfeng (Author); Buazar, Foad (Author); Cleemann, Lars Nilausen (Author); Pan, Chao (Author); Jensen, Jens Oluf (Author); Steenberg, Thomas (Author); Christensen, Erik (Author); Bjerrum, Niels (Author).

    2009. International Symposium on Electrochemistry for Energy Conversion and Storage, Wuhan, China, 22-08-09.

    Publication: Research › Sound/Visual production (digital) – Annual report year: 2009

  71. Published

    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.

    In: Proceedings. 2nd International Conference on the Electrochemical Promotion of Catalysis (EPOCAP). France, 2009. p. 67-70.

    Publication: Research - peer-review › Article in proceedings – Annual report year: 2009

  72. Published

    Electrohemical Behavior of Molten Imidazole with Strong Acids. / Bandur, Viktor; Li, Qingfeng; Bjerrum, Niels.

    In: Meeting Abstracts - Electrochemical Society. Electrochemical Society, Incorporated, 2009. p. Abstract 3071.

    Publication: Research - peer-review › Conference abstract in proceedings – Annual report year: 2009

  73. Published

    High Temperature PEM Fuel Cells : From Membranes to Stacks. / Jensen, Jens Oluf (Invited author); Li, Qingfeng (Invited author); Pan, Chao (Invited author); Bjerrum, Niels (Invited author).

    2009. Abstract from HySA Systems Seminar, Cape Town, South Africa, .

    Publication: Research › Conference abstract for conference – Annual report year: 2009

  74. Published

    High temperature PEM fuel cells in Denmark. / Jensen, Jens Oluf; Li, Qingfeng; Pan, Chao; Bjerrum, Niels.

    2009. Paper presented at Presentaion at Kolon Industries, Suwon, Seoul, Korea, .

    Publication: Research › Paper – Annual report year: 2009

  75. Published

    High temperature PEM fuel cells in Denmark : Part I: Introduction to HT-PEMFC, selected results, Part II: Durability, Electrolysis, activities in Denmark. / Jensen, Jens Oluf (Invited author); Li, Qingfeng (Invited author); Pan, Chao (Invited author); Bjerrum, Niels (Invited author).

    2009. Abstract from Seminar at Fuel Cell Research Center, Korean Institute of Energy Research, KIER, Daejeon, Korea, .

    Publication: Research › Conference abstract for conference – Annual report year: 2009

  76. Published

    High temperature PEM fuel cells in Denmark. / Jensen, Jens Oluf (Author); Li, Qingfeng (Author); Pan, Chao (Author); Bjerrum, Niels (Author).

    2009. Kolon Industries, Suwon, Seoul, Korea, 01-01-09.

    Publication: Research › Sound/Visual production (digital) – Annual report year: 2009

  77. Published

    High temperature proton exchange membranes based on polybenzimidazoles for fuel cells. / Li, Qingfeng; Jensen, Jens Oluf; Savinell, Robert F; Bjerrum, Niels J.

    In: Progress in Polymer Science, Vol. 34, No. 5, 2009, p. 449-477.

    Publication: Research - peer-review › Journal article – Annual report year: 2009

  78. Published

    Modified PFSA Membranes for PEM Electrolysers at Elevated Temperatures. / Christensen, Erik (Author); Gu, Zhuojian (Author); Aili, David (Author); Li, Qingfeng (Author); Bjerrum, Niels (Author).

    2009. International Symposium on Electrochemistry for Energy Conversion and Storage, Wuhan, China, 22-08-09.

    Publication: Research › Sound/Visual production (digital) – Annual report year: 2009

  79. Published

    Nafion-Polybenzimidazole-Zirconium Phosphate composite membranes for fuel cell and steam electrolyser applications. / Li, Qingfeng (Author); Gu, Zhuojian (Author); Aili, David (Author); Christensen, Erik (Author); Bjerrum, Niels (Author).

    2009. Membrane Science & Technology Conference of Visegrad Countries, Prague, Czech Republic, 01-01-09.

    Publication: Research › Sound/Visual production (digital) – Annual report year: 2009

  80. Published

    PEM Fuel cells. / Jensen, Jens Oluf; Li, Qingfeng; Pan, Chao; Bjerrum, Niels.

    2009. Abstract from International Symposium on Electrochemistry for Energy Conversion and Storage, Wuhan, China.

    Publication: Research › Conference abstract for conference – Annual report year: 2009

  81. Published

    PEM fuel cells at elevated temperature. / Jensen, Jens Oluf (Invited author); Li, Qingfeng (Invited author); Pan, Chao (Invited author); Bjerrum, Niels (Invited author).

    2009. Abstract from 3rd Symposium "Hydrogen & Energy", Braunwald, Switzerland, .

    Publication: Research › Conference abstract for conference – Annual report year: 2009

  82. Published

    Water electrolysis at elevated temperatures. / Nikiforov, Aleksey; Aili, David; Hansen, Martin Kalmar; Petrushina, Irina; Christensen, Erik; Jensen, Jens Oluf; Li, Qingfeng; Bjerrum, Niels.

    2009. Poster session presented at HyFC Academy on Fuel Cells and Hydrogen, 26-29 May, 2009, Vancuver, Canada, .

    Publication: Research › Poster – Annual report year: 2009

  83. 2008
  84. Published

    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.

    In: Energy Materials: Advances in Characterization, Modelling and Application. Vol. 29 Roskilde, 2008. p. 275-283.

    Publication: Research - peer-review › Article in proceedings – Annual report year: 2008

  85. Published

    Cross-linked polybenzimidazole membranes for high temperature proton exchange membrane fuel cells with dichloromethyl phosphinic acid as a cross-linker. / Noye, Pernille; Li, Qingfeng; Pan, Chao; Bjerrum, Niels.

    In: Polymers for Advanced Technologies, Vol. 19, No. 9, 2008, p. 1270-1275.

    Publication: Research - peer-review › Journal article – Annual report year: 2008

  86. Published

    Fuel cells. / Jensen, Jens Oluf; Li, Qingfeng.

    In: Hydrogen in mobile and portable systems. ed. / A Léon; H Hahn. Springer, 2008.

    Publication: Research › Book chapter – Annual report year: 2008

  87. Published

    Partially fluorinated aarylene polyethers and their ternary blends with PBI and H3PO4. : Part II. Characterisation and fuel cell tests of the ternary membranes. / Li, Qingfeng; Jensen, Jens Oluf; Pan, Chao; Bandur, Viktor; Nilsson, M. S.; Schoenberger, F.; Chromik, A.; Hein, M.; Haering, T.; Kerres, J; Bjerrum, Niels.

    In: Fuel Cells, Vol. 8, No. 3-4, 2008, p. 188-199.

    Publication: Research - peer-review › Journal article – Annual report year: 2008

  88. Published

    Partially fluorinated arylene polyethers and their ternary blend membranes with PBI and H3PO4. : Part I. Synthesis and characterisation of polymers and binary blend membranes. / Kerres, J.; Schonberger, F.; Chromik, A; Haering, T; Li, Qingfeng; Jensen, Jens Oluf; Pan, Chao; Noye, P; Bjerrum, Niels.

    In: Fuel Cells, Vol. 8, No. 3-4, 2008, p. 175-187.

    Publication: Research - peer-review › Journal article – Annual report year: 2008

  89. Published

    PVDF-HFP-based porous polymer electrolyte membranes for lithium-ion batteries. / Miao, Ruiying; Liu, Bowen; Zhu, Zhongzheng; Liu, Yun; Li, Jianling; Wang, Xindong; Li, Qingfeng.

    In: Journal of Power Sources, Vol. 184, No. 2, 2008, p. 420-426.

    Publication: Research - peer-review › Journal article – Annual report year: 2008

  90. Published

    The function of microporous layers and the interaction between the anode and cathode in DMFCs. : Part I: The double roles of microporous layers in DMFCs. / Zhang, H. F.; Wang, SY; Pei, PC; Chen, L; Li, J. L.; Wang, X.D.; Li, Qingfeng.

    In: Electrochemistry Communications, Vol. 10, No. 3, 2008, p. 407-410.

    Publication: Research - peer-review › Journal article – Annual report year: 2008

  91. 2007
  92. Published

    Cross-linked polybenzimidazole membranes for fuel cells. / Li, Qingfeng; Pan, Chao; Jensen, Jens Oluf; Precht Noyé, Pernille; Bjerrum, Niels.

    In: Chemistry of Materials, Vol. 19, No. 3, 2007, p. 350-352.

    Publication: Research - peer-review › Journal article – Annual report year: 2007

  93. Published

    Development and Applications of Hydrated Proton Conducting Membranes. / Wang, Xindong; Li, Jianling; Zhu, Zhongzheng; Miao, Ruiying; Wang, Tongtao; Li, Qingfeng.

    In: Chinese Journal of Power Sources, Vol. 31, No. 6, 2007, p. 435-438.

    Publication: Research - peer-review › Journal article – Annual report year: 2007

  94. Published

    Doping phosphoric acid in polybenzimidazole membranes for high temperature proton exchange membrane fuel cells. / He, Ronghuan; Li, Qingfeng; Jensen, Jens Oluf; Bjerrum, Niels.

    In: Journal of Polymer Science, Vol. 45, No. 14, 2007, p. 2989-2997.

    Publication: Research - peer-review › Journal article – Annual report year: 2007

  95. Published

    Electrochemical Promotion of Catalytic Reactions Using. / Petrushina, Irina (Invited author); Bjerrum, Niels (Invited author); Cleemann, Lars Nilausen (Invited author); Bandur, Viktor (Invited author); Li, Qingfeng (Invited author).

    In: Proceedings of the First International Conference on the Origin of Electrochemical Promotion of Catalysis, 1-5 October, Tessaloniki, Greece, 2007. Vol. 1 EFEPOC, 2007.

    Publication: Research - peer-review › Article in proceedings – Annual report year: 2007

  96. Published

    Further Improvement and System Integration of High Temperature Polymer Electrolyte Membrane Fuel Cells : 36 Month Periodic Activity Report. / Li, Qingfeng; Jensen, Jens Oluf.

    DTU, 2007. 137 p.

    Publication: Research › Report – Annual report year: 2007

  97. Published

    Further Improvement and System Integration of High Temperature Polymer Electrolyte Membrane Fuel Cells : 24 Month Periodic Activity Report. / Li, Qingfeng; Jensen, Jens Oluf.

    DTU, 2007. 144 p.

    Publication: Research › Report – Annual report year: 2007

  98. Published

    High temperature PEMFC and the possible utilization of the excess heat for fuel processing. / Jensen, Jens Oluf; Li, Qingfeng; Pan, Chao; Vestbø, Andreas Peter; Mortensen, Kasper; Petersen, Henrik Nybo; Sørensen, Christian Lau; Clausen, Thomas Nedergaard; Schramm, Jesper; Bjerrum, Niels.

    In: International Journal of Hydrogen Energy, Vol. 32, No. 10-11, 2007, p. 1567-1571.

    Publication: Research - peer-review › Journal article – Annual report year: 2007

  99. Published

    Membrane development in FURIM Project : PBI Cross-Linking. / Li, Qingfeng (Author); Kerres, Jochen (Author).

    2007. Carisma Workshop on Ionomer Membranes for Medium and High Temperature PEM Fuel cells, Stuttgart, Germany, 01-01-07.

    Publication: Research › Sound/Visual production (digital) – Annual report year: 2007

  100. Published

    Membranes for High Temperature PEFC Based on Polybenimidazoles. / Li, Qingfeng; Jensen, Jens Oluf.

    In: Membrane Handbook: Membranes for Energy Conversion. Vol. Vol 2 Wiley-VCH, 2007.

    Publication: Research › Book chapter – Annual report year: 2007

  101. Published

    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, No. 1, 2007, p. 278-286.

    Publication: Research - peer-review › Journal article – Annual report year: 2007

  102. Published

    Recent Development of PBI Membranes for PEMFC. / Li, Qingfeng (Invited author); Jensen, Jens Oluf (Invited author); Precht Noyé, Pernille (Invited author); Pan, Chao (Invited author); Bjerrum, Niels (Invited author).

    In: Proceedings of World Hydrogen Technologies Convention. 2007. p. 1-10.

    Publication: Research › Article in proceedings – Annual report year: 2007

  103. Published

    The Energy Efficiency of Onboard Hydrogen Storage. / Jensen, Jens Oluf; Vestbø, Andreas Peter; Li, Qingfeng; Bjerrum, Niels.

    In: Journal of Alloys and Compounds, Vol. 446–447, 2007, p. 723-728.

    Publication: Research - peer-review › Journal article – Annual report year: 2007

  104. Published

    THz conductivity of Nanocrystalline Silicon. / Cooke, David; MacDonald, A.; Hryciw, A.; Meldrum, A.; Hegmann, F.A.; Wang, Jianhua; Li, Qingfeng.

    2007. Poster session presented at THz Science Workshop, Amsterdam, Netherlands, .

    Publication: Research - peer-review › Poster – Annual report year: 2007

  105. Published

    THz conductivity of Nanocrystalline Silicon. / Cooke, David; MacDonald, A.N.; Hryciw, A.; Wang, Jianhua; Li, Qingfeng; Meldrum, A.; Hegmann, F.A.

    2007. Abstract from 3rd Annual meeting Danish Physical Society, Nyborg, Denmark.

    Publication: Research - peer-review › Conference abstract for conference – Annual report year: 2007

  106. 2006
  107. Published

    Bronsted acidic room temperature ionic liquids derived from N,N-dimethylformamide and similar protophilic amides. / Huang, J.F.; Baker, G.A.; Luo, H. M.; Hong, K.L; Li, Qingfeng; Bjerrum, Niels; Dai, S.

    In: Green Chemistry, Vol. 8, No. 7, 2006, p. 599-602.

    Publication: Research - peer-review › Journal article – Annual report year: 2006

  108. Published

    Gas Difusion Electrodes for PBI Cells. / Li, Qingfeng; Pan, Chao; Jensen, Jens Oluf; Nilsson, Morten Sixten; Bjerrum, Niels.

    In: Meeting Abstracts - Electrochemical Society. Electrochemical Society, Incorporated, 2006. p. Abstract 541.

    Publication: Research - peer-review › Conference abstract in proceedings – Annual report year: 2006

  109. Published

    High Temperature Proton Exchange Membranes for Fuel Cells. / Qingfeng, Li.

    2006. 142 p.

    Publication: Research › Doctoral thesis – Annual report year: 2006

  110. Published

    Materials Issues for Low Temperature Fuel cells. / Li, Qingfeng.

    2006. Paper presented at Summer School on “Materials for the Hydrogen Society", Reykjavik, Iceland, .

    Publication: Research › Paper – Annual report year: 2006

  111. Published

    Phosphoric acid doped Polybenzimidazole Composite Membranes for High temperature Proton Exchange Membrane Fuel Cells. / He, Ronghuan; Li, Qingfeng; Bjerrum, Niels.

    In: Chinese Journal of Applied Chemistry, Vol. 23, No. 7, 2006, p. 697-703.

    Publication: Research - peer-review › Journal article – Annual report year: 2006

  112. Published

    Physicochemical properties of phosphoric acid doped polybenzimidazole membranes for fuel cells. / He, Ronghuan; Li, Qingfeng; Bach, Anders; Jensen, Jens Oluf; Bjerrum, Niels.

    In: Journal of Membrane Science, Vol. 277, 2006, p. 38-45.

    Publication: Research - peer-review › Journal article – Annual report year: 2006

  113. Published

    Recent Progress in Preparation and Characterization of PBI Membranes for PEMFC. / Li, Qingfeng; Precht Noyé, Pernille; Jensen, Jens Oluf; Pan, Chao; Bjerrum, Niels.

    In: Meeting Abstracts - Electrochemical Society. Electrochemical Society, Incorporated, 2006. p. Abstract 412.

    Publication: Research - peer-review › Conference abstract in proceedings – Annual report year: 2006

  114. Published

    The Energy Efficiency of On-board Hydrogen Storage. / Jensen, Jens Oluf; Vestbø, Andreas Peter; Li, Qingfeng; Bjerrum, Niels.

    2006. Abstract from International Symposium on Metal-Hydrogen Systems, MH2006, October 1-6, 2006, Lahaina, Maui, Hawaii, .

    Publication: Research › Conference abstract for conference – Annual report year: 2006

  115. 2005
  116. Published

    100-200°C Polymer Fuel Cells for use with NaAlH4. / Jensen, Jens Oluf; Li, Qingfeng; Pan, Chao; Bjerrum, Niels.

    In: Journal of Alloys and Compounds, Vol. 404-406, 2005, p. 653-656.

    Publication: Research - peer-review › Journal article – Annual report year: 2005

  117. Published

    200°C PEM Fuel Cells. / Jensen, Jens Oluf (Invited author); Li, Qingfeng (Invited author); Bjerrum, Niels (Invited author).

    2005. Poster session presented at European Hydrogen and Fuel Cell Technology Platform (HFP) Annual Event , Brussels, Belgium.

    Publication: Research › Poster – Annual report year: 2005

  118. Published

    Fuel cells : a promise of electrochemistry and challenges for electrochemists. / Qingfeng, Li (Invited author); Jensen, Jens Oluf (Invited author); Precht Noyé, Pernille (Invited author); Pan, Chao (Invited author); Bjerrum, Niels (Invited author).

    In: Proceedings of the 13th National Conference on Electrochemistry, China. Vol. Vol 1 Wuhan, China, 2005. p. 14-16.

    Publication: Research › Article in proceedings – Annual report year: 2005

  119. Published

    Fuel cells: a promise of electrochemistry and challenges for electrochemists. / Li, Qingfeng (Invited author); Jensen, Jens Oluf (Invited author); Precht Noyé, Pernille (Invited author); Pan, Chao (Invited author); Bjerrum, Niels (Invited author).

    2005. Abstract from the 13th National Conference of Electrochemistry, Guangzhou, China, .

    Publication: Research › Conference abstract for conference – Annual report year: 2005

  120. Published

    FURIM : Further improvement of high temperature PEM fuel cells. / Jensen, Jens Oluf (Author); Li, Qingfeng (Author); Pan, Chao (Author); Precht Noyé, Pernille (Author); Bjerrum, Niels (Author).

    2005. International Energy Agency (IEA) -International Partnership for Hydrogen Energy (IPHE) Workshop, Mol, Belgium, 1-3 June 2005, Mol, Belgium, 01-01-05.

    Publication: Research › Sound/Visual production (digital) – Annual report year: 2005

  121. Published

    FURIM. Further improvement of high temperature PEM fuel cells. / Jensen, Jens Oluf (Author); Li, Qingfeng (Author); Pan, Chao (Author); Precht Noyé, Pernille (Author); Bjerrum, Niels (Author).

    2005. International Energy Agency (IEA) -International Partnership for Hydrogen Energy (IPHE) Workshop : 1-3 June, Mol, Belgium, 01-01-05.

    Publication: Research › Sound/Visual production (digital) – Annual report year: 2005

  122. Published

    Further Improvement and System Integration of High Temperature Polymer Electrolyte Membrane Fuel Cells : 12 Month Periodic Activity Report. / Jensen, Jens Oluf; Li, Qingfeng.

    DTU, 2005. 76 p.

    Publication: Research › Report – Annual report year: 2005

  123. Published

    High Temperature PEMFC. / Jensen, Jens Oluf (Author); Li, Qingfeng (Author); Pan, Chao (Author); Precht Noyé, Pernille (Author); Bjerrum, Niels (Author).

    2005. BrintDanmark : Danish Hydrogen Associations Conference, Herning, 30. March, 01-01-05.

    Publication: Research › Sound/Visual production (digital) – Annual report year: 2005

  124. Published

    High temperature PEM fuel cells at Technical University of Denmark. / Jensen, Jens Oluf (Author); Li, Qingfeng (Author); Pan, Chao (Author); Precht Noyé, Pernille (Author); Bjerrum, Niels (Author).

    2005. International Energy Agency (IEA) -International Partnership for Hydrogen Energy (IPHE) PEMFC Workshop, Mol, Belgium, 1-3 June 2005, Mol, Belgium, 01-01-05.

    Publication: Research › Sound/Visual production (digital) – Annual report year: 2005

  125. Published

    HT-PEMFC as a bridge to new metal hydride systems. / Jensen, Jens Oluf; Li, Qingfeng; Pan, Chao; Vestbø, Andreas Peter; Bjerrum, Niels.

    2005. Paper presented at FURIM Symposium on High Temperature PEM Fuel Cells, Rio, Greece, .

    Publication: Research › Paper – Annual report year: 2005

  126. Published

    Integration of high temperature PEM fuel cells with a methanol reformer. / Pan, Chao; He, Ronghuan; Li, Qingfeng; Jensen, Jens Oluf; Bjerrum, Niels; Hjulmand, Henrik A; Jensen, Anders B.

    In: Journal of Power Sources, Vol. 145, No. 2, 2005, p. 392-398.

    Publication: Research - peer-review › Journal article – Annual report year: 2005

  127. Published

    Phosphoric acid doped AB-PBI membranes and its applications in high temperature PEMFC. / He, Ronghuan; Qingfeng, Li; Bjerrum, Niels.

    In: Chemical Journal of Chinese Universities, Vol. 26, No. 12, 2005, p. 2302-2305.

    Publication: Research - peer-review › Journal article – Annual report year: 2005

  128. Published

    Proton Conductivity and Operational Features Of PBI-Based Membranes. / Qingfeng, Li; Jensen, Jens Oluf; Precht Noyé, Pernille; Pan, Chao; Bjerrum, Niels.

    In: Solid State Electrochemistry: Proceedings of the 26th Risoe International Symposium on Materials Science. 2005. p. 267-272.

    Publication: Research › Article in proceedings – Annual report year: 2005

  129. Published

    Proton Conductivity and PBI-cells. / Li, Qingfeng.

    2005. Paper presented at Symposium on High Temperature Proton Exchange Membrane Fuel Cells, Rio, Greece, .

    Publication: Research › Paper – Annual report year: 2005

  130. Published

    Proton exchange membranes. / Li, Qingfeng.

    In: Fuel cells. ed. / Zhongqiang Mao. Beijing : Chemical Industry Press, China, 2005. p. 47-82.

    Publication: Research › Book chapter – Annual report year: 2005

  131. Published

    Proton Exchange Membranes for Fuel Cells : - Challenges and Recent Developments. / Qingfeng, Li (Invited author); Jensen, Jens Oluf (Invited author); Precht Noyé, Pernille (Invited author); Pan, Chao (Invited author); Bjerrum, Niels (Invited author).

    In: Journal of Fudan University (Natural Science). Vol. 44 (5) Shanghai, 2005. p. 666-667.

    Publication: Research › Article in proceedings – Annual report year: 2005

  132. Published

    Proton Exchange Membranes For Fuel Cells - Challenges And Recent Developments. / Li, Qingfeng; Jensen, Jens Oluf; Precht Noyé, Pernille; Pan, Chao; Bjerrum, Niels.

    In: Proceedings of 15th International Symposium on Fine Chemistry and Functional Polymers. 2005. p. 17-20.

    Publication: Research › Article in proceedings – Annual report year: 2005

  133. Published

    Recent Progress in High Temperature PEMFC and the Possible Utilization of the Excess Heat for Fuel Processing. / Jensen, Jens Oluf; Li, Qingfeng; Pan, Chao; Bjerrum, Niels.

    2005. Abstract from 2nd European Hydrogen Energy Conference, Zaragoza, Spain.

    Publication: Research › Conference abstract for conference – Annual report year: 2005

  134. Published

    The FURIM Project. / Jensen, Jens Oluf (Author); Li, Qingfeng (Author); Bjerrum, Niels (Author).

    2005. European Hydrogen and Fuel Cell Technology Platform (HFP) Annual Event , Brussels, Belgium, 17-03-05.

    Publication: Research › Sound/Visual production (digital) – Annual report year: 2005

  135. Published

    The FURIM Project (IP) - SES6-CT-2004-502782. / Jensen, Jens Oluf (Author); Li, Qingfeng (Author); Bjerrum, Niels (Author).

    2005. European Hydrogen and Fuel Cell Technology Platform (HFP) Annual Event , Brussels, Belgium, 17-03-05.

    Publication: Research › Sound/Visual production (digital) – Annual report year: 2005

  136. 2004
  137. Published

    100-200°C Polymer Fuel Cells for use with NaAlH4. / Jensen, Jens Oluf; Li, Qingfeng; He, Ronghuan; Pan, Chao; Bjerrum, Niels.

    2004. Abstract from 9th International Symposium on Metal Hydrogen Systems, Cracow, Poland.

    Publication: Research › Conference abstract for conference – Annual report year: 2004

  138. Published

    A PEMFC operating at up to 200°C as a possible link to the complex metal hydrides like NaAlH4. / Jensen, Jens Oluf; Li, Qingfeng; Pan, Chao; He, Ronghuan; Bjerrum, Niels.

    2004. Abstract from Meeting on Fuel Cells Science and Technology, Munich, Germany.

    Publication: Research › Conference abstract for conference – Annual report year: 2004

  139. Published

    High Temperature Polymer Electrolyte Membrane Fuel Cells – Materials Issues and System Perspectives. / Li, Qingfeng.

    2004. Paper presented at Fuel Cell Workshop, Newcastle upon Tyne, United Kingdom, .

    Publication: Research › Paper – Annual report year: 2004

  140. Published

    Materials Issues and System Prospects of High Temperature PEMFC. / Li, Qingfeng; Jensen, Jens Oluf; He, Ronghuan; Pan, Chao; Bjerrum, Niels.

    2004. Paper presented at The International Hydrogen Energy Forum, Beijing, P.R. China., .

    Publication: Research › Paper – Annual report year: 2004

  141. Published

    PBI-based polymer membranes for high temperature fuel cells – preparation, characterizations and fuel cell demonstrations. / Qingfeng, Li; He, Ronhuan; Jensen, Jens Oluf; Bjerrum, Niels.

    In: Fuel cells, Vol. 4, 2004, p. 147-159.

    Publication: Research - peer-review › Journal article – Annual report year: 2004

  142. Published

    Polymer Membranes for Fuel Cells. / Li, Qingfeng (Invited author); He, Ronghuan (Invited author); Jensen, Jens Oluf (Invited author); Bjerrum, Niels (Invited author).

    2004. Paper presented at Euromembrane 2004, Hamburg, Germany, .

    Publication: Research › Paper – Annual report year: 2004

  143. Published

    Water Uptake and Acid Doping of Polybenzimidazoles as Electrolyte Membranes for Fuel Cells. / Qingfeng, Li; He, R.; Berg, Rolf W.; Hjuler, Hans Aage; Bjerrum, Niels J.

    In: Solid State Ionics, Vol. 168, No. 1-2, 2004, p. 177-185.

    Publication: Research - peer-review › Journal article – Annual report year: 2004

  144. 2003
  145. Published

    Acid doped polybenzimidazole membranes as electrolyte for fuel cells operating above 100°C. / Qingfeng, Li; Jensen, Jens Oluf; He, Ronhuan; Gang, Xiao; Gao, Ji-An; Berg, Rolf W.; Hjuler, Hans Aage; Hennesø, Erik; Bjerrum, Niels.

    In: Recent Research Developments in Electrochemistry. Vol. 6 Kerala, India : Transworld Research Network, 2003. p. 1-26 (Recent Research Developments in Electrochemistry).

    Publication: Research - peer-review › Book chapter – Annual report year: 2003

  146. Published

    Acid Doped Polybenzimidazole Membranes for Polymer Electrolyte Fuel Cells. / Bjerrum, Niels; Li, Qingfeng; He, Ronghuan; Jensen, Jens Oluf.

    In: AIChE Annual Meeting. 2003.

    Publication: Research › Article in proceedings – Annual report year: 2003

  147. Published

    Applied Electrochemistry of Aluminum : Production and Applications. / Li, Qingfeng; Qiu, Zhuxian.

    1 ed. Shenyang, China : Northeastern University Press, 2003. 246 p.

    Publication: Research › Book – Annual report year: 2003

  148. Published

    CO tolerance by the PEMFC operational at temperatures up to 200°C. / Li, Qingfeng; He, Ronghuan; Gao, Ji-An; Jensen, Jens Oluf; Bjerrum, Niels.

    In: Proceedings of the 2nd European PEFC Forum. Vol. Volume 1 1. ed. Switzerland : Eueopean Fuel Cell Forum, 2003. p. 253-262.

    Publication: Research › Article in proceedings – Annual report year: 2003

  149. Published

    Electrochemical promotion of NO reduction by hydrogen on a platinum/polybenzimidazole catalyst. / Petrushina, Irina; Bandur, Viktor; Cappeln, Frederik Vilhelm; Bjerrum, Niels; Sørensen, Rasmus Zink; Refshauge, R.H.; Li, Qingfeng.

    In: Electrochemical Society. Journal, Vol. 150, No. 5, 2003, p. D87-D90.

    Publication: Research - peer-review › Journal article – Annual report year: 2003

  150. Published

    HIGH TEMPERATURE POLYMER FUEL CELLS : HEAT UTILIZATION AND CO TOLERANCE. / Jensen, Jens Oluf; Qingfeng, Li; He, Ronghuan; Gang, Xiao; Gao, Ji-An; Bjerrum, Niels.

    In: 1st European Hydrogen Energy Conference: 2-5 September 2003, Grenoble, France. 2003.

    Publication: Research › Article in proceedings – Annual report year: 2003

  151. Published

    High temperature polymer fuel cells and their Interplay with fuel processing systems.. / Jensen, Jens Oluf; Qingfeng, Li; He, R.; Gang, Xiao; Gao, J.; Bjerrum, Niels.

    In: Hydrogen Power Theoretical and Engineering Solutions: Proceedings of HYPOTHESIS V Porto Conte (Italy) - 7-10 September 2003. 2003. p. 675-683.

    Publication: Research › Article in proceedings – Annual report year: 2003

  152. Published

    Integration of high temperature PEMFC with a methanol reformer. / Li, Qingfeng; Pan, Chao; He, Ronghuan; Jensen, Jens Oluf; Bjerrum, Niels.

    2003. Abstract from Fuel Cell Science and Technology, Munich, Germany, .

    Publication: Research › Conference abstract for conference – Annual report year: 2003

  153. Published

    Lifetime Test of High Temperature PEM Fuel Cells. / Pan, Chao; Li, Qingfeng; Jensen, Jens Oluf; Bjerrum, Niels.

    2003. Poster session presented at Fuel Cells Science and Technology, Munich, Germany, .

    Publication: Research › Poster – Annual report year: 2003

  154. Published

    Light Metal Hydrides: Application of Bulk Materials. / Jensen, Jens Oluf (Author); Li, Qingfeng (Author); He, Ronghuan (Author); Pan, Chao (Author); Bjerrum, Niels (Author).

    2003. Light Materials for Hydrogen Storage, Ångström Laboratory, Uppsala University, Sweden, 01-01-03.

    Publication: Research › Sound/Visual production (digital) – Annual report year: 2003

  155. Published

    New Polymer Electrolyte Membranes Based on Acid Doped PBI For Fuel Cells Operating above 100°C. / Li, Qingfeng.

    In: Proceedings of HYPOTHESIS V: HYdrogen POwer – THeoretical and Engineering Solutions. Italy : SGE Padova, 2003. p. 685-596.

    Publication: Research › Article in proceedings – Annual report year: 2003

  156. Published

    New Polymer Electrolyte Membranes For Fuel Cells. / Li, Qingfeng; Jensen, Jens Oluf; He, Ronghuan; Gao, Ji-An; Bjerrum, Niels.

    In: Proceedings of HYPOTHESIS V (Hydrogen Power Theoretical and Engineering Solutions International Symposium). Vol. 5 2003. p. 685-696.

    Publication: Research › Article in proceedings – Annual report year: 2003

  157. Published

    NEW POLYMER ELECTROLYTE MEMBRANES FOR FUEL CELLS OPERATING ABOVE 100°C : - APPROACHES AND RECENT PROGRESS. / Li, Qingfeng; Jensen, Jens Oluf; He, Ronghuan; Bjerrum, Niels.

    In: Proceedigns of the 1st European Hydrogen Energy Conference. 2003.

    Publication: Research › Article in proceedings – Annual report year: 2003

  158. Published

    Proton conductivity of phosphoric acid doped polybenzimidazole and its composites with inorganic proton conductors. / He, Ronghuan; Qingfeng, Li; Gang, Xiao; Bjerrum, Niels.

    In: Journal of Membrane Science, Vol. 226, No. 1-2, 2003, p. 169-184.

    Publication: Research - peer-review › Journal article – Annual report year: 2003

  159. Published

    Proton conductivity of phosphoric acid doped polybenzimidazole and its composites with inorganic protontic conductors. / Li, Qingfeng.

    In: Proceedings of the 2nd European PEFC Forum. Vol. volume 1 1. ed. Switzerland : European Fuel Cell Forum, 2003. p. 59-68.

    Publication: Research › Article in proceedings – Annual report year: 2003

  160. Published

    The CO poisoning effect in PEMFCs operational at temperatures up to 200 degrees C. / Li, Qingfeng; He, Ronghuan; Gao, Ji-An; Jensen, Jens Oluf; Bjerrum, Niels.

    In: Electrochemical Society. Journal, Vol. 150, No. 12, 2003, p. A1599-A1605.

    Publication: Research - peer-review › Journal article – Annual report year: 2003

  161. 2002
  162. Published

    Aluminum as anode for energy storage and conversion: a review. / Qingfeng, Li; Bjerrum, Niels.

    In: JOURNAL OF POWER SOURCES, Vol. 110, No. 1, 2002, p. 1-10.

    Publication: Research - peer-review › Journal article – Annual report year: 2002

  163. Published

    A quasi-direct methanol fuel cell system based on blend polymer membrane electrolytes. / Li, Qingfeng; Hjuler, Hans Aage; Hasiotis, C.; Kalletsis, J.K.; Kontoyannis, C.G.; Bjerrum, Niels.

    In: Electrochemical and Solid-State Letters, Vol. 5, No. 6, 2002, p. A125-A128.

    Publication: Research - peer-review › Journal article – Annual report year: 2002

  164. Published

    Electrochemical promotion of oxidative coupling of methane on platinum/polybenzimidazole catalyst. / Petrushina, Irina; Bandur, Viktor; Bjerrum, Niels; Cappeln, Frederik Vilhelm; Li, Qingfeng.

    In: Electrochemical Society. Journal, Vol. 149, No. 10, 2002, p. D143-D147.

    Publication: Research - peer-review › Journal article – Annual report year: 2002

  165. Published

    Polymer Electrolyte Membranes for Fuel Cells, : State-of-the-art and Recent Progress.. / Qingfeng, Li; Bjerrum, Niels.

    In: Battery Bimonthly, Vol. 32, No. 3, 2002, p. 198-201.

    Publication: Research - peer-review › Journal article – Annual report year: 2002

  166. 2001
  167. Published

    Advances in development and application of aluminium batteries. / Qingfeng, Li; Zhuxian, Qiu.

    In: Dongbei Daxue Xuebao (Ziran Kexue Ban), Vol. 22, No. 2, 2001, p. 130-132.

    Publication: Research - peer-review › Journal article – Annual report year: 2001

  168. Published

    Development and characterization of acid-doped polybenzimidazole/sulfonated polysulfone blend polymer electrolytes for fuel cells. / Hasiotis, C.; Li, Qingfeng; Deimede, V.; Kallitsis, J. K.; Kontoyannis, C. G.; Bjerrum, Niels.

    In: Electrochemical Society. Journal, Vol. 148, No. 5, 2001, p. A513-A519.

    Publication: Research - peer-review › Journal article – Annual report year: 2001

  169. Published

    High Temperature Polymer Fuel Cells. / Jensen, Jens Oluf; Qingfeng, Li; Hennesø, Erik; Hjuler, Hans-Aage; Bjerrum, Niels.

    2001. Poster session presented at Nordic Energy Research Program : Workshop on New Materials and Technologies for Low Temperature Fuel Cells, Helsinki, Finland, .

    Publication: Research › Poster – Annual report year: 2001

  170. Published

    Hydrogen Power. / Jensen, Jens Oluf; Qingfeng, Li.

    2001. Paper presented at Theoretical and Engineering Solutions International Symposium, Stralsund, Germany, .

    Publication: Research › Paper – Annual report year: 2001

  171. Published

    Phosphoric acid doped polybenzimidazole membranes: Physiochemical characterization and fuel cell applications [PEM fuel cells]. / Qingfeng, Li; Hjuler, Hans Aage; Bjerrum, Niels.

    In: Journal of Applied Electrochemistry, Vol. 31, No. 7, 2001, p. 773-779.

    Publication: Research - peer-review › Journal article – Annual report year: 2001

  172. Published

    POLYMER ELECTROLYTE MEMBRANE FUEL CELLS. / Bjerrum, Niels (Inventor); Li, Qingfeng (Inventor); Hjuler, Hans Aage (Inventor).

    Patent No.: WO2001018894. Mar 15, 2001.

    Publication: Research › Patent – Annual report year: 2001

  173. Published

    The carbon monoxide poisoning effect on the performance of polymer electrolyte membrane fuel cells operational at temperatures up to 200°C. / Qingfeng, Li; Zhou, D; He, Ronhuan; Jensen, Jens Oluf; Hjuler, Hans Aage; Bjerrum, Niels.

    In: Proceedings of the 4th. International Symposium on Hydrogen Power - Theoretical and Engineering Solutions. HYPOTHESIS IV. Stralsund, Germany, 9-14 September 2001. Vol. 2 Stralsund, Germany : Fachhochschule Stralsund, 2001. p. 407-411.

    Publication: Research › Article in proceedings – Annual report year: 2001

  174. 2000
  175. Published

    Anti corrosion layer for stainless steel in molten carbonate fuel cell - comprises phase vapour deposition of titanium nitride, aluminium nitride or chromium nitride layer then oxidising layer in molten carbonate electrolyte. / Bjerrum, Niels (Inventor); Borup, Flemming (Inventor); Petrushina, Irina (Inventor); Li, Qingfeng (Inventor).

    Patent No.: DK173118-B1. Jan 31, 2000.

    Publication: Research › Patent – Annual report year: 2000

  176. Published

    Corrosion Protection of Steel in Molten Li2CO3-K2CO3 and Na2CO3-K2CO3 Mixtures in a Hydrogen Containing Atmosphere. / Petrushina, Irina; Qingfeng, Li; Borup, Flemming; Bjerrum, Niels.

    In: J. Appl. Electrochem., Vol. 30, 2000, p. 929-937.

    Publication: Research - peer-review › Journal article – Annual report year: 2000

  177. Published

    Electrodeposition of Al-Mn, Al-Mn-Ti, and Al-Mn-Ce Alloy. / Shuping, S.; Songzhu, C.; Li, Qingfeng; Zhuxian, Q.

    In: EUCHEM 2000, Conference on Molten Salts. 2000.

    Publication: Research - peer-review › Article in proceedings – Annual report year: 2000

  178. Published

    Electrodeposition of Al-Mn, Al-Mn-Ti, and Al-Mn-Ce Alloy Coatings from Ma-KCl-AlCl3 melts at 200oC. / Shuping, S.; Songzhu, C.; Qingfeng, Li; Zhuxian, Q.

    In: Progress in Molten Salts Chemistry, Vol. 1. Paris, France : Elsevier, 2000. p. 481-485.

    Publication: Research - peer-review › Article in proceedings – Annual report year: 2000

  179. Published

    Electrodeposition of Aluminium and Aluminium Alloys from. / Li, Qingfeng; Berg, Rolf W.

    In: EUCHEM 2000, Conference on Molten Salts. 2000.

    Publication: Research - peer-review › Article in proceedings – Annual report year: 2000

  180. Published

    Electrodeposition of Aluminium and Aluminium Alloys from Alkali Chloroaluminate Melts: A review. / Qingfeng, Li; Berg, Rolf W.

    In: Progress in Molten Salts Chemistry, Vol. 1. Elsevier, 2000. p. 439-447.

    Publication: Research - peer-review › Article in proceedings – Annual report year: 2000

  181. Published

    Metalhydridbatterier og lavtemperaturbrændselsceller. / Li, Qingfeng; Jensen, Jens Oluf; Bjerrum, Niels.

    In: Dansk electrokemi i 200 år. ed. / O Bostrup. Dansk Selskab for Historisk Kemi, 2000. p. 34-43.

    Publication: Research › Book chapter – Annual report year: 2000

  182. Published

    Miscibility Behavior of Polybenzimidazole/Sulfonated Polysulfone Blends for Use in Fuel Cell Applications. / Deimede, V.; Voyiatzis, G. A.; Kallitsis, J. K.; Qingfeng, Li; Bjerrum, Niels.

    In: Macromolecules, Vol. 33, 2000, p. 7609-7617.

    Publication: Research - peer-review › Journal article – Annual report year: 2000

  183. Published

    Oxygen reduction on carbon supported platinum catalysts in high temperature polymer electrolytes. / Qingfeng, Li; Hjuler, Hans A.; Bjerrum, Niels.

    In: Electrochimica Acta, Vol. 45, No. 25-26, 2000, p. 4219-4226.

    Publication: Research - peer-review › Journal article – Annual report year: 2000

  184. 1999
  185. Published

    Advanced Solid Polymer Fuel Cells for Operation at Temperatures up to 200°C. / Bjerrum, Niels; Qingfeng, Li.

    1999. 22 p.

    Publication: Research - peer-review › Report – Annual report year: 1999

  186. Published

    Advanced Solid Polymer Fuel Cells for Operation at Temperatures up to 200o (ASPEC). / Bjerrum, Niels; Qingfeng, Li; Hjuler, Hans Aa.; Bergqvist, Rene Stig.

    1999. 16 p.

    Publication: Research - peer-review › Report – Annual report year: 1999

  187. Published

    Complex formation during dissolution of metal oxides in molten alkali carbonates. / Li, Qingfeng; Borup, Flemming; Petrushina, Irina; Bjerrum, Niels.

    In: Electrochemical Society. Journal, Vol. 146, No. 7, 1999, p. 2449-2454.

    Publication: Research - peer-review › Journal article – Annual report year: 1999

  188. Published

    Development and Characterization of Temperature-resistant Polymer Electrolytes. / Qingfeng, Li; Hjuler, Hans A.; Bjerrum, Niels.

    In: Proceedings of Workshop on Indirect and Direct Methanol Fuel Cells. Portorose, 1999.

    Publication: Research - peer-review › Book chapter – Annual report year: 1999

  189. Published

    Oxygen reduction on carbon supported platinum catalysts in high temperature polymer electrolytes. / Qingfeng, Li; Bergqvist, R. S.; Hjuler, H. A.; Bjerrum, Niels.

    In: 3rd International Symposium on Electrocatalysis: Advances and Industrial Applications. Ljubljana : National Institute of Chemistry, 1999. p. 243-246.

    Publication: Research › Article in proceedings – Annual report year: 1999

  190. Published

    The Solubility of metal oxides in molten carbonates - why the acid-basic chemistry fails?. / Bjerrum, Niels; Qingfeng, Li; Borup, Flemming; Petruchina, Irina.

    In: Proceedings of The International George Papatheodorou Symposium. Patras : ICE/HT, 1999. p. 48-52.

    Publication: Research - peer-review › Book chapter – Annual report year: 1999

  191. 1998
  192. Published

    Metal Production by Molten Salt Electrolysis : especially aluminium and magnesium. / Grjotheim, K.; Kvande, H.; Qingfeng, Li; Zhuxian, Qiu.

    Xuzhou : CUMTP, 1998. 226 p.

    Publication: Research - peer-review › Book – Annual report year: 1998

  193. 1995
  194. Published

    Hydrogen Oxidation on Gas Diffusion Electrodes for Phosphoric Acid Fuel Cells in the Presence of Carbon Monoxide and Oxygen. / Gang, Xiao; Li, Qingfeng; Hjuler, Hans Aage; Bjerrum, Niels.

    In: Electrochemical Society. Journal, Vol. 142, No. 9, 1995, p. 2890-2893.

    Publication: Research - peer-review › Journal article – Annual report year: 1995

  195. Published

    Oxygen Reduction on Gas-Diffusion Electrodes for Phosphoric Acid Fuel Cells by a Potential Decay Method. / Li, Qingfeng; Gang, Xiao; Hjuler, Hans Aage; Berg, Rolf W.; Bjerrum, Niels.

    In: Electrochemical Society. Journal, Vol. 142, No. 10, 1995, p. 3250-3256.

    Publication: Research - peer-review › Journal article – Annual report year: 1995

  196. 1994
  197. Published

    Limiting Current of Oxygen Reduction on Gas-Diffusion Electrodes for Phosphoric Acid Fuel Cells. / Li, Qingfeng; Gang, Xiao; Hjuler, Hans Aage; Berg, Rolf W.; Bjerrum, Niels.

    In: Electrochemical Society. Journal, Vol. 141, No. 11, 1994, p. 3114-3119.

    Publication: Research - peer-review › Journal article – Annual report year: 1994

  198. 1991
  199. Published

    Influence of Substrates on the Electrochemical Deposition and Dissolution of Aluminum in NaAlCl4 Melts.. / Li, Qingfeng; Hjuler, Hans Aage; Berg, Rolf W.; Bjerrum, Niels.

    In: Electrochemical Society. Journal, Vol. 138, No. 3, 1991, p. 763-766.

    Publication: Research - peer-review › Journal article – Annual report year: 1991

  200. 1990
  201. Published

    Electrochemical Deposition and Dissolution of Aluminum in NaAlCl4 Melts : Influence of MnCl2 and Sulfide Addition. / Li, Qingfeng; Hjuler, H.A.; Berg, Rolf W.; Bjerrum, Niels.

    In: Electrochemical Society. Journal, Vol. 137, No. 9, 1990, p. 2794-2798.

    Publication: Research - peer-review › Journal article – Annual report year: 1990

  202. Published

    Electrochemical Deposition of Aluminum from NaCl-AlCl3 Melts. / Li, Qingfeng; Hjuler, H. A.; Berg, Rolf W.; Bjerrum, Niels.

    In: Electrochemical Society. Journal, Vol. 137, No. 2, 1990, p. 593-598.

    Publication: Research - peer-review › Journal article – Annual report year: 1990

  203. 1989
  204. Published

    Electroless Growth of Aluminum Dendrites in NaCl-AlCl3 Melts.. / Li, Qingfeng; Hjuler, H.A.; Berg, Rolf W.; Bjerrum, Niels.

    In: Electrochemical Society. Journal, Vol. 136, No. 10, 1989, p. 2940-2943.

    Publication: Research - peer-review › Journal article – Annual report year: 1989

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