Photo of Karin Vels Hansen
  • Anker Engelunds Vej, 301, 162

    2800 Kgs. Lyngby

    Denmark

19992019

Research output per year

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Research Output

2000

A study of the nickel/YSZ interface

Jensen, K. V., 2000, Proceedings. Åberg, R. J., Poulsen, F. W. & Norby, T. (eds.). [s.l.]: Nordisk Energiforskningsprogram, p. 11-15

Research output: Chapter in Book/Report/Conference proceedingArticle in proceedingsResearchpeer-review

Interfaces in composite electrodes in solid fuel cells: The nickel/YSZ interface

Jensen, K. V., 2000.

Research output: Contribution to conferenceConference abstract for conferenceResearch

Progress in understanding the SOFC electrodes (invited lecture)

Mogensen, M. B., Jørgensen, M. J., Primdahl, S., Hansen, K. V., Holtappels, P. & Bagger, C., 2000.

Research output: Contribution to conferenceConference abstract for conferenceResearch

Studies of theNi/YSZ interface in solid oxide fuel cell anodes

Jensen, K. V., Primdahl, S. & Mogensen, M. B., 2000, Mass and charge transport in inorganic materials. Fundamentals to devices. Part B. Vincenzini, P. & Buscaglia, V. (eds.). Faenza: Techna, p. 1443-1449 (Advances in Science and Technology, Vol. 29).

Research output: Chapter in Book/Report/Conference proceedingArticle in proceedingsResearchpeer-review

Studies of the Ni/YSZ interface in solid oxide fuel cell anodes

Hansen, K. V., Primdahl, S. & Mogensen, M. B., 2000.

Research output: Contribution to conferenceConference abstract for conferenceResearch

2001

Effect of NiO-to-Ni transformation on conductivity and structure of yttria-stabilized ZrO2

Linderoth, S., Bonanos, N., Jensen, K. V. & Bilde-Sørensen, J., 2001, In : Journal of the American Ceramic Society. 84, p. 2652-2656

Research output: Contribution to journalJournal articleResearchpeer-review

Foreign phases and SOFC electrode kinetics

Mogensen, M. B., Primdahl, S., Jensen, K. V., Jørgensen, M. J. & Bagger, C., 2001, Proceedings. Singhal, S. C. & Yokokawa, H. (eds.). Pennington, NJ: The Electrochemical Society, p. 521-528 (Proceedings volume PV 2001-16).

Research output: Chapter in Book/Report/Conference proceedingArticle in proceedingsResearch

Microstructural and chemical changes at the Ni/YSZ interface

Hansen, K. V., Primdahl, S., Chorkendorff, I. & Mogensen, M. B., 2001, In : Solid State Ionics. 144, 3-4, p. 197-209

Research output: Contribution to journalJournal articleResearchpeer-review

2002

Progress in understanding SOFC electrodes

Mogensen, M. B., Hansen, K. V., Jørgensen, M. J. & Primdahl, S., 2002, In : Solid State Ionics. 150, 1-2, p. 123-129

Research output: Contribution to journalJournal articleResearchpeer-review

The Ni-YSZ interface: Structure, composition and electrochemical properties at 1000°C

Jensen, K. V., 2002, Roskilde: Forskningscenter Risø. 116 p. (Denmark. Forskningscenter Risoe. Risoe-R; No. 1335(EN)).

Research output: Book/ReportPh.D. thesis

Open Access
File
161 Downloads (Pure)
2003

Effect of impurities on structural and electrochemical properties of the Ni-YSZ interface

Jensen, K. V., Wallenberg, R., Chorkendorff, I. & Mogensen, M. B., 2003, In : Solid State Ionics. 160, 1-2, p. 27-37

Research output: Contribution to journalJournal articleResearchpeer-review

H2-H2-Ni-YSZ electrode performance and segregation to the interface

Hansen, K. V. & Mogensen, M. B., 2003, Proceedings. Singhal, S. C. & Dokiya, M. (eds.). Pennington, NJ: The Electrochemical Society, p. 686-694

Research output: Chapter in Book/Report/Conference proceedingArticle in proceedingsResearch

2004

Effect of impurities on anode performance

Chung, CA-H., Hansen, K. V. & Mogensen, M. B., 2004, Proceedings. Westerville, OH (US): American Ceramic Society, p. 407-412 (Ceramic Engineering and Science Proceedings; No. 3, Vol. 25).

Research output: Chapter in Book/Report/Conference proceedingArticle in proceedingsResearchpeer-review

Fluctuations at electrode-YSZ interfaces

Jacobsen, T., Hansen, K. V. & Skou, E., 2004.

Research output: Contribution to conferenceConference abstract for conferenceResearch

Fluctuations at Electrode-YSZ Interfaces

Jacobsen, T., Hansen, K. V. & Skou, E., 2004.

Research output: Contribution to conferenceConference abstract for conferenceResearch

H2-H2O-Ni-YSZ electrode performance

Hansen, K. V., Norrman, K. & Mogensen, M. B., 2004, In : Journal of The Electrochemical Society. 151, p. A1436-A1444

Research output: Contribution to journalJournal articleResearchpeer-review

Impurity segregation in yttria-stabilised zirconia in air and in wet 9% H2/N2

Hansen, K. V., Norrman, K., Høgh, J. V. T. & Mogensen, M. B., 2004.

Research output: Contribution to conferenceConference abstract for conferenceResearch

TOF-SIMS studies of yttria-stabilised zirconia

Hansen, K. V., Norrman, K. & Mogensen, M., 2004.

Research output: Contribution to conferenceConference abstract for conferenceResearch

2005

Atmosphere variations at the H2/H2O/Ni/YSZ point electrode at 700 deg. C

Høgh, J. V. T., Hansen, K. V. & Mogensen, M. B., 2005, Solid state electrochemistry. Proceedings. Linderoth, S., Smith, A., Bonanos, N., Hagen, A., Mikkelsen, L., Kammer Hansen, K., Lybye, D., Hendriksen, P. V., Poulsen, F. W., Mogensen, M. & Wang, W. G. (eds.). Roskilde: Risø National Laboratory, p. 235-240

Research output: Chapter in Book/Report/Conference proceedingArticle in proceedingsResearch

Fluctuations at electrode-YSZ interfaces

Jacobsen, T., Hansen, K. V. & Skou, E., 2005, In : Journal of The Electrochemical Society. 152, 11, p. A2203-2206

Research output: Contribution to journalJournal articleResearchpeer-review

Open Access
File
361 Downloads (Pure)

High Purity H2/H2O/Nickel/Stabilized Zirconia Electrodes at 500°C

Høgh, J. V. T., Hansen, K. V., Chorkendorff, I., Jacobsen, T., Norrman, K. & Mogensen, M. B., 2005, Ceramic Engineering and Science Proceedings: Proceedings of the 29th Int. Conf. on Ceramics and Composite - Advances in Solid Oxide Fuel Cells. American Ceramic Society, Vol. 26 (4). p. 159-168

Research output: Chapter in Book/Report/Conference proceedingArticle in proceedingsResearchpeer-review

High purity H2/H2O/nickel/stabilized zirconia electrodes at 500 °C

Høgh, J. V. T., Hansen, K. V., Chorkendorff, I., Jacobsen, T., Norrman, K. & Mogensen, M. B., 2005, In : Ceram. Eng. Sci. Proc.. 26, 4, p. 159-168

Research output: Contribution to journalConference articleResearchpeer-review

2006

The H2/H2O/Ni/zirconia point electrode: Effects of impurities on the zirconia surface

Høgh, J. V. T., Hansen, K. V., Chorkendorff, I., Jacobsen, T. & Mogensen, M. B., 2006, Proceedings (cd-rom). Bossel, U. (ed.). Oberrohrdorf: European Fuel Cell Forum

Research output: Chapter in Book/Report/Conference proceedingArticle in proceedingsResearch

Time-of-flight secondary ion mass spectrometry as a tool for studying segregation phenomena at nickel-YSZ interfaces

Norrman, K., Hansen, K. V. & Mogensen, M. B., 2006, In : Journal of the European Ceramic Society. 26, p. 967-980

Research output: Contribution to journalJournal articleResearchpeer-review

TOF-SIMS studies of yttria-stabilised zirconia

Hansen, K. V., Norrman, K. & Mogensen, M. B., 2006, In : Surface and Interface Analysis. 38, 5, p. 911-916

Research output: Contribution to journalJournal articleResearchpeer-review

2007

A Critical Review of Models of the H-2/H2O/Ni/SZ Electrode Kinetics

Mogensen, M. B., Høgh, J. V. T., Hansen, K. V. & Jacobsen, T., 2007, In : E C S Transactions. 7, 1, p. 1329-1338

Research output: Contribution to journalConference articleResearchpeer-review

Open Access
File
240 Downloads (Pure)

A-site deficient (La0.6Sr0.4)1-sFe0.8Co0.2O3-delta perovskites as SOFC cathodes

Kammer Hansen, K. & Hansen, K. V., 2007, In : Solid State Ionics. 178, p. 1379-1384

Research output: Contribution to journalJournal articleResearchpeer-review

Effects of trace elements at the Ni/ScYSZ interface in a model solid oxide fuel cell anode.

Schmidt, M. S., Hansen, K. V., Norrman, K. & Mogensen, M. B., 2007.

Research output: Contribution to conferenceConference abstract for conferenceResearch

Recent advances with the CAHT-SPM

Hansen, K. V., 2007.

Research output: Contribution to conferencePaperResearch

2008

Characterisation of the Ni/ScYSZ interface in a model solid oxide fuel cell anode

Schmidt, M. S., Hansen, K. V., Norrman, K. & Mogensen, M. B., 2008, In : Solid State Ionics. 179, 39, p. 2290-2298

Research output: Contribution to journalJournal articleResearchpeer-review

Controlled atmosphere high temperature SPM for electrochemical measurements

Hansen, K. V., Sander, C., Koch, S. & Mogensen, M. B., 2008, In : Journal of Physics - Conference Series. 61, p. 389-393

Research output: Contribution to journalConference articleResearchpeer-review

Effects of trace elements at the Ni/ScYSZ interface in a model solid oxide fuel cell anode

Schmidt, M. S., Hansen, K. V., Norrman, K. & Mogensen, M. B., 30 Sep 2008, In : Solid State Ionics. 179, 27-32, p. 1436-1441

Research output: Contribution to journalJournal articleResearchpeer-review

2009

Impact of impurities and interface reaction on electrochemical activity

Mogensen, M. B. & Hansen, K. V., 2009, Handbook of Fuel Cells - Fundamentals, Technology and Applications. Vol. 5: Advances in Electrocatalysis, Materials, Diagnostics and Durability. Wiley-Blackwell, Vol. Chapter 36.

Research output: Chapter in Book/Report/Conference proceedingBook chapterResearchpeer-review

Scanning Probe Microscopy at 650 °C in Air

Hansen, K. V., Jacobsen, T., Nørgaard, A-M., Ohmer, N. & Mogensen, M. B., 2009, In : Electrochemical and Solid-State Letters. 12, 10, p. B144-B145

Research output: Contribution to journalJournal articleResearchpeer-review

Open Access
File
227 Downloads (Pure)

Three-phase-boundary dynamics at the Ni/ScYSZ interface

Schmidt, M. S., Hansen, K. V., Norrman, K. & Mogensen, M. B., 2009, In : Solid State Ionics. 180, 4-5, p. 431-438

Research output: Contribution to journalJournal articleResearchpeer-review

2010

A framework for automatic segmentation in three dimensions of microstructural tomography data

Jørgensen, P. S., Hansen, K. V., Larsen, R. & Bowen, J. R., 2010, In : Ultramicroscopy. 110, 3, p. 216-228

Research output: Contribution to journalJournal articleResearchpeer-review

Atmosphere, temperature and pressure dependent segregation of bulk impurities in yttria-stabilized zirconia

Andersen, T., Jensen, K. V., Mogensen, M. B. & Chorkendorff, I., 2010, Meeting abstracts. The Electrochemical Society, p. 1391-1391

Research output: Chapter in Book/Report/Conference proceedingConference abstract in proceedingsResearchpeer-review

Open Access
File
3365 Downloads (Pure)

High accuracy interface characterization of three phase material systems in three dimensions

Jørgensen, P. S., Hansen, K. V., Larsen, R. & Bowen, J. R., 2010, In : Journal of Power Sources. 195, 24, p. 8168-8176

Research output: Contribution to journalJournal articleResearchpeer-review

High Performance Fe-Co Based SOFC Cathodes

Kammer Hansen, K., Hansen, K. V. & Mogensen, M. B., 2010, In : Journal of Solid State Electrochemistry. 14, 11, p. 2107-2112

Research output: Contribution to journalJournal articleResearchpeer-review

File
238 Downloads (Pure)

Oxygen redox reaction and morphology of nanocrystalline GDC/platinum cermet electrodes

Lund, A., Jacobsen, T. & Hansen, K. V., 2010, Meeting abstracts. The Electrochemical Society, p. 352-352

Research output: Chapter in Book/Report/Conference proceedingConference abstract in proceedingsResearchpeer-review

2011

Electrochemical removal of segregated silicon dioxide impurities from yttria stabilized zirconia surfaces at elevated temperatures

Andersen, T., Hansen, K. V., Mogensen, M. B. & Chorkendorff, I., 2011, In : Solid State Ionics. 190, 1, p. 60-66

Research output: Contribution to journalJournal articleResearchpeer-review

Geometrical characterization of interconnected phase networks in three dimensions

Jørgensen, P. S., Hansen, K. V., Larsen, R. & Bowen, J. R., 2011, In : Journal of Microscopy. 244, 1, p. 45-58

Research output: Contribution to journalJournal articleResearchpeer-review

Impedance measurements on Au microelectrodes using controlled atmosphere high temperature scanning probe microscope

Wu, Y., Hansen, K. V., Jacobsen, T. & Mogensen, M. B., 2011, In : Solid State Ionics. 197, 1, p. 32-36

Research output: Contribution to journalJournal articleResearchpeer-review

Impurity features in Ni-YSZ-H2-H2O electrodes

Utz, A., Hansen, K. V., Norrman, K., Ivers-Tiffée, E. & Mogensen, M. B., 2011, In : Solid State Ionics. 183, 1, p. 60-70

Research output: Contribution to journalJournal articleResearchpeer-review

Limitations of potentiometric oxygen sensors operating at low oxygen levels

Lund, A., Jacobsen, T., Hansen, K. V. & Mogensen, M. B., 2011, In : Sensors and Actuators B: Chemical. 160, 1, p. 1159-1167

Research output: Contribution to journalJournal articleResearchpeer-review

Strontium zirconate as silicon and aluminum scavenger in yttria stabilized zirconia

Andersen, T., Hansen, K. V., Chorkendorff, I. & Mogensen, M. B., 2011, In : Solid State Ionics. 190, 1, p. 82-87

Research output: Contribution to journalJournal articleResearchpeer-review

The Strategic Electrochemical Research Center in Denmark

Mogensen, M. B. & Hansen, K. V., 2011, In : E C S Transactions. 35, 1, p. 43-52

Research output: Contribution to journalConference articleResearchpeer-review

2012

Absence of Dopant Segregation to the Surface of Scandia and Yttria Co-Stabilized Zirconia

Vels Hansen, K. & Mogensen, M. B., 2012, In : Electrochemical and Solid-State Letters. 15, 5, p. B70-B71

Research output: Contribution to journalJournal articleResearchpeer-review

Composite Sr- and V-doped LaCrO3/YSZ sensor electrode operating at low oxygen levels

Lund, A., Jacobsen, T., Hansen, K. V. & Mogensen, M. B., 2012, In : Journal of Solid State Electrochemistry. 16, 6, p. 2113-2120

Research output: Contribution to journalJournal articleResearchpeer-review

Fundamental Material Properties Underlying Solid Oxide Electrochemistry

Mogensen, M. B., Hansen, K. V., Holtappels, P. & Jacobsen, T., 2012, Proceedings of 10th European SOFC Forum. 12 p.

Research output: Chapter in Book/Report/Conference proceedingArticle in proceedingsResearchpeer-review