Photo of Christodoulos Chatzichristodoulou
  • Fysikvej, 310, 234

    2800 Kgs. Lyngby

    Denmark

20082020

Research output per year

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Research Output

Volume of Oxide Vacancies in Fluorite and Perovskite Structured Oxides

Mogensen, M. B., Norby, P., Chatzichristodoulou, C. & Hendriksen, P. V., 2013

Research output: Non-textual formSound/Visual production (digital)Research

File
105 Downloads (Pure)

Valence of Pr and Tb in Ce0,8(Pr,Tb)0,2O2-d solid solutions

Chatzichristodoulou, C. & Hagen, A., 2008, HASYLAB Annual Report 2007. HASYLAB, Vol. Part 1. p. 895-896

Research output: Chapter in Book/Report/Conference proceedingBook chapterCommunication

Understanding degradation of solid oxide electrolysis cells through modeling of electrochemical potential profiles

Chatzichristodoulou, C., Chen, M., Hendriksen, P. V., Jacobsen, T. & Mogensen, M. B., 2016, In : Electrochimica Acta. 189, p. 265-282 18 p.

Research output: Contribution to journalJournal articleResearchpeer-review

Transport, Thermal Expansion and Redox Properties of Ce0,80RE0,20O2-δ (RE=Pr, Tb) Solid Solutions

Chatzichristodoulou, C., Grivel, J-C., Hagen, A. & Hendriksen, P. V., 2008, Meeting Abstracts - Electrochemical Society. The Electrochemical Society, p. Abstract 395

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

Open Access
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64 Downloads (Pure)

TOF-SIMS characterization of impurity enrichment and redistribution in solid oxide electrolysis cells during operation

Kiebach, W-R., Norrman, K., Chatzichristodoulou, C., Chen, M., Sun, X., Ebbesen, S. D., Mogensen, M. B. & Hendriksen, P. V., 2014, In : Dalton Transactions. 43, 40, p. 14949-14958

Research output: Contribution to journalJournal articleResearchpeer-review

Thermoneutral Operation of Solid Oxide Electrolysis Cells in Potentiostatic Mode

Chen, M., Sun, X., Chatzichristodoulou, C., Koch, S., Hendriksen, P. V. & Mogensen, M. B., 2017, ECS Meeting Abstracts. The Electrochemical Society, Vol. MA2017-03. 1 p. 287

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

Open Access

Thermoneutral Operation of Solid Oxide Electrolysis Cells in Potentiostatic Mode

Chen, M., Sun, X., Chatzichristodoulou, C., Koch, S., Hendriksen, P. V. & Mogensen, M. B., 2017, In : E C S Transactions. 78, 1, p. 3077-3088

Research output: Contribution to journalJournal articleResearchpeer-review

Open Access
File
280 Downloads (Pure)

Thermo-Chemo-Mechanical Response of Solid Oxide Cells during Reduction and Cooling

Chatzichristodoulou, C., Charlas, B., Kwok, K., Jørgensen, P. S., Norby, P., Hendriksen, P. V. & Frandsen, H. L., 2016, In : Electrochemical Society. Meeting Abstracts (Online). MA2016-01, 1 p., 1495.

Research output: Contribution to journalConference abstract in journalResearchpeer-review

Open Access
File
82 Downloads (Pure)

The Impact of Strong Cathodic Polarization on SOC Electrolyte Materials

Kreka, K., Hansen, K. V., Jacobsen, T., Norrman, K., Chatzichristodoulou, C. & Mogensen, M. B., 2016, In : Electrochemical Society. Meeting Abstracts (Online). MA2016-02, 2863.

Research output: Contribution to journalConference abstract in journalResearchpeer-review

Open Access

The Impact of Strong Cathodic Polarization on Ni|YSZ Microelectrodes

Kreka, K., Hansen, K. V., Mogensen, M. B., Norrman, K., Chatzichristodoulou, C. & Jacobsen, T., 2018, In : Journal of the Electrochemical Society. 165, 5, p. F253-F263

Research output: Contribution to journalJournal articleResearchpeer-review

Open Access
File
238 Downloads (Pure)

Size of oxide vacancies in fluorite and perovskite structured oxides

Chatzichristodoulou, C., Norby, P., Hendriksen, P. V. & Mogensen, M. B., 2015, In : Journal of Electroceramics. 34, 1, p. 100-107 8 p.

Research output: Contribution to journalJournal articleResearchpeer-review

Open Access
File
637 Downloads (Pure)

Residual stresses in a co-sintered SOC half-cell during post-sintering cooling

Charlas, B., Chatzichristodoulou, C., Brodersen, K., Kwok, K., Norby, P., Chen, M. & Frandsen, H. L., 2014, Proceedings of 11th European SOFC and SOE Forum 2014. European Fuel Cell Forum, 11 p. B1107

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

18 Downloads (Pure)

Relaxation of stresses during reduction of anode supported SOFCs

Frandsen, H. L., Chatzichristodoulou, C., Jørgensen, P. S., Kwok, K. & Hendriksen, P. V., 2016, Proceedings of 12th European SOFC and SOE Forum 2016. Brandon, N. (ed.). European Fuel Cell Forum, p. B11-17-B11-23 12 p.

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

Pressurized HxCyOz Cells at ca. 250 °C: Potential and Challenges

Mogensen, M. B., Chatzichristodoulou, C., Allebrod, F., Hallinder, J., Vico, F., Abdul Jabbar, M. H. & Holtappels, P., 2013, Proceedings of 4th European PEFC and H2 Forum 2013. European Fuel Cell Forum, 8 p. A0905

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

1 Downloads (Pure)

Power to fuel using electrolysis and CO2 capture

Mogensen, M. B., Graves, C. R., Chatzichristodoulou, C. & Ebbesen, S. D., 2014, Abstract Book - DTU Sustain Conference 2014. Kgs. Lyngby: Technical University of Denmark, 1 p.

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

Polysulfone-polyvinylpyrrolidone blend membranes as electrolytes in alkaline water electrolysis

Aili, D., Kraglund, M. R., Tavacoli, J., Chatzichristodoulou, C. & Jensen, J. O., 2020, In : Journal of Membrane Science. 598, 10 p., 117674.

Research output: Contribution to journalJournal articleResearchpeer-review

Phase Formation in the System ZrO2–LaO1.5–MnOx in Air and PO2B1 Pa After 500 h of Annealing at 12001 and 14001 deg.C

Chatzichristodoulou, C., Chen, M., Bowen, J. R. & Liu, Y-L., 2010, In : Journal of the American Ceramic Society. 93, 9, p. 2884-2890

Research output: Contribution to journalJournal articleResearchpeer-review

Phase Composition and Long-Term Conductivity of Acceptor Doped Ce(PO3)4 and CeP2O7 with Variable P/Metal Ratio and of CeP2O7-KH2PO4 Composite

Chatzichristodoulou, C., Hallinder, J., Lapina, A., Holtappels, P. & Mogensen, M. B., 2013, In : Journal of the Electrochemical Society. 160, 8, p. F798-F805

Research output: Contribution to journalJournal articleResearchpeer-review

Open Access
File
250 Downloads (Pure)

Oxygen permeation in thin, dense Ce0.9Gd0.1O 1.95- membranes II. experimental determination

Chatzichristodoulou, C., Søgaard, M., Glasscock, J., Kaiser, A., Foghmoes, S. P. V. & Hendriksen, P. V., 2011, In : Journal of The Electrochemical Society. 158, 5, p. F73-F83

Research output: Contribution to journalJournal articleResearchpeer-review

Oxygen permeation in thin, dense Ce0.9Gd0.1O 1.95- membranes I. Model study

Chatzichristodoulou, C., Søgaard, M. & Hendriksen, P. V., 2011, In : Journal of The Electrochemical Society. 158, 5, p. F61-F72

Research output: Contribution to journalJournal articleResearchpeer-review

Oxygen Nonstoichiometry and Defect Chemistry Modelling of Ce0.8PrxTb0.2-xO2-δ

Chatzichristodoulou, C., Hendriksen, P. V., Hagen, A. & Grivel, J-C., 2008, In : ECS Transactions. 13, 26, p. 347-359

Research output: Contribution to journalConference articleResearchpeer-review

Oxygen Nonstoichiometry and Defect Chemistry Modeling of Ce0.8Pr0.2O2-delta

Chatzichristodoulou, C. & Hendriksen, P. V., 2010, In : Journal of The Electrochemical Society. 157, 4, p. B481-B489

Research output: Contribution to journalJournal articleResearchpeer-review

Open Access
File
420 Downloads (Pure)

Oxygen Evolution Activity and Chemical Stability of Ni and Fe Based Perovskites in Alkaline Media

Adolphsen, J. Q., Sudireddy, B. R., Gil, V. & Chatzichristodoulou, C., 2018, In : Journal of The Electrochemical Society. 165, 10, p. F827-F835

Research output: Contribution to journalJournal articleResearchpeer-review

Open Access
File
122 Downloads (Pure)

Numerical simulation of kinetic demixing and decomposition in a LaCoO3-δ oxygen membrane under an oxygen potential gradient

Ta, N., Chen, M., Zhang, L., Chatzichristodoulou, C., Chen, W., Hendriksen, P. V. & Du, Y., 2018, In : Journal of Membrane Science. 548, p. 526-539

Research output: Contribution to journalJournal articleResearchpeer-review

Open Access
File
83 Downloads (Pure)

New Hypothesis for SOFC Ceramic Oxygen Electrode Mechanisms

Mogensen, M. B., Chatzichristodoulou, C., Graves, C. R., Hansen, K. V., Kammer Hansen, K., Hauch, A., Jacobsen, T. K. & Norrman, K., 2016, In : E C S Transactions. 72, 7, p. 93-103 11 p.

Research output: Contribution to journalConference articleResearchpeer-review

Need for In Operando Characterization of Electrochemical Interface Features

Traulsen, M. L., Chatzichristodoulou, C., Hansen, K. V., Kuhn, L. T., Holtappels, P. & Mogensen, M. B., 2015, In : E C S Transactions. 66, 2, p. 3-20 18 p.

Research output: Contribution to journalConference articleResearchpeer-review

1 Downloads (Pure)

Materials development for oxygen permeation membranes

Chatzichristodoulou, C., 2009.

Research output: Contribution to conferenceConference abstract for conferenceResearch

Kinetics of CO/CO2 and H2/H2O reactions at Ni-based and ceria-based solid-oxide-cell electrodes

Graves, C. R., Chatzichristodoulou, C. & Mogensen, M. B., 2015, In : Faraday Discussions. 182, p. 75-95

Research output: Contribution to journalJournal articleResearchpeer-review

Open Access
File
633 Downloads (Pure)

Ionic/Electronic Conductivity, Thermal/Chemical Expansion and Oxygen Permeation in Pr and Gd Co-Doped Ceria PrxGd0.1Ce0.9-xO1.95

Cheng, S., Chatzichristodoulou, C., Søgaard, M., Kaiser, A. & Hendriksen, P. V., 2017, In : Journal of the Electrochemical Society. 164, 13, p. F1354-F1367

Research output: Contribution to journalJournal articleResearchpeer-review

Open Access
File
599 Downloads (Pure)

Intermediate Temperature Electrolysers

Jensen, J. O., Chatzichristodoulou, C., Christensen, E., Bjerrum, N. J. & Li, Q., 2020, Electrochemical Methods for Hydrogen Production. Scott, K. (ed.). Royal Society of Chemistry, p. 253-285 (Rsc Energy and Environment Series).

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

High temperature in operando and in situ spectroscopy on electrified surfaces and interfaces

Chatzichristodoulou, C., Hansen, K. V., Holtappels, P., Jacobsen, T., Kreka, K., Mogensen, M. B., Pitscheider, S. & Traulsen, M. L., 2016.

Research output: Contribution to conferenceConference abstract for conferenceResearch

High temperature and pressure electrochemical test station

Chatzichristodoulou, C., Allebrod, F. & Mogensen, M. B., 2013, In : Review of Scientific Instruments. 84, 5, p. 054101 12 p.

Research output: Contribution to journalJournal articleResearchpeer-review

Open Access
File
1088 Downloads (Pure)

High temperature and pressure alkaline electrolysis

Allebrod, F., Chatzichristodoulou, C. & Mogensen, M. B., 2013, Proceedings of the 4th European PEFC and H2 Forum 2013. p. A0705 11 p.

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

High Temperature and Pressure Alkaline Electrochemical Reactor for Conversion of Power to Chemicals

Chatzichristodoulou, C., 2016, In : Electrochemical Society. Meeting Abstracts (Online). MA2016-02, 3061.

Research output: Contribution to journalConference abstract in journalResearchpeer-review

Open Access

High Temperature Alkaline Electrolysis Cells with Metal Foam Based Gas Diffusion Electrodes

Chatzichristodoulou, C., Allebrod, F. & Mogensen, M. B., 2016, In : Journal of The Electrochemical Society. 163, 11, p. F3036-F3040 5 p.

Research output: Contribution to journalJournal articleResearchpeer-review

Open Access
File
585 Downloads (Pure)

High performance reversible electrochemical cell for H2O electrolysis or conversion of CO2 and H2O to fuel

Allebrod, F., Chatzichristodoulou, C., Mollerup, P. L. & Mogensen, M. B., 2013, IPC No. C25B1/04; H01M8/02; H01M4/86; H01M8/08 , Patent No. WO2013152775, 13 Apr 2012

Research output: Patent

Open Access
File
145 Downloads (Pure)

HIGH PERFORMANCE CERIA BASED OXYGEN MEMBRANE

Chatzichristodoulou, C., Hendriksen, P. V., Foghmoes, S. P. V., Ricote, S., Kaiser, A., Classcock, J. & Cheng, S., 2014, IPC No. B01D71/00, Patent No. WO2014059992, 24 Apr 2014, Priority date 19 Oct 2012, Priority No. EP20120189205

Research output: Patent

High performance and highly durable infiltrated cathodes using Pr-modified Ce0.9Gd0.1O1.95 backbone

Samson, A. J., Søgaard, M., Bonanos, N., Chatzichristodoulou, C. & Hendriksen, P. V., 2014, Proceedings of 38th International Conference and Expo on Advanced Ceramics and Composites (ICACC-38). American Ceramic Society, 1 p.

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

Foam Based Gas Diffusion Electrodes for Reversible Alkaline Electrolysis Cells

Allebrod, F., Chatzichristodoulou, C. & Mogensen, M. B., 2014, In : Electrochemical Society. Meeting Abstracts (Online). MA2014-02, 21, p. 1235 1 p.

Research output: Contribution to journalConference abstract in journalResearchpeer-review

Foam Based Gas Diffusion Electrodes for Reversible Alkaline Electrolysis Cells

Allebrod, F., Chatzichristodoulou, C. & Mogensen, M. B., 2014, In : ECS Transactions. 64, 3, p. 1029-1038 10 p.

Research output: Contribution to journalConference articleResearchpeer-review

Fermi Potential across Working Solid Oxide Cells with Zirconia or Ceria Electrolytes

Jacobsen, T., Chatzichristodoulou, C. & Mogensen, M. B., 2014, In : Electrochemical Society. Meeting Abstracts (Online). MA2014-01, 16, 1 p., 708.

Research output: Contribution to journalConference abstract in journalResearchpeer-review

Fermi Potential across Working Solid Oxide Cells with Zirconia or Ceria Electrolytes

Jacobsen, T., Chatzichristodoulou, C. & Mogensen, M. B., 2014, In : E C S Transactions. 61, 1, p. 203-214

Research output: Contribution to journalConference articleResearchpeer-review

Experimental determination of the Onsager coefficients of transport for Ce0.8Pr0.2O2−δ

Chatzichristodoulou, C., Park, W-S., Kim, H-S., Hendriksen, P. V. & Yoo, H-I., 2010, In : Physical Chemistry Chemical Physics. 12, 33, p. 9637-9649

Research output: Contribution to journalJournal articleResearchpeer-review

Evolution of the electrochemical interface in high-temperature fuel cells and electrolysers

Irvine, J. T. S., Neagu, D., Verbraeken, M. C., Chatzichristodoulou, C., Graves, C. R. & Mogensen, M. B., 2016, In : Nature Energy. 1, 13 p.

Research output: Contribution to journalJournal articleResearchpeer-review

Open Access
File
539 Downloads (Pure)

Evaluation of thin film ceria membranes for syngas membrane reactors—Preparation, characterization and testing

Kaiser, A., Foghmoes, S. P. V., Chatzichristodoulou, C., Søgaard, M., Glasscock, J., Frandsen, H. L. & Hendriksen, P. V., 2011, In : Journal of Membrane Science. 378, 1-2, p. 51-60

Research output: Contribution to journalJournal articleResearchpeer-review

Equilibrium and transient conductivity for gadolium-doped ceria under large perturbations: II. Modeling

Zhu, H., Ricote, S., Coors, W. G., Chatzichristodoulou, C. & Kee, R. J., 2014, In : Solid State Ionics. 268, Part A, p. 198–207

Research output: Contribution to journalJournal articleResearchpeer-review