Photo of Christodoulos Chatzichristodoulou
  • Fysikvej, 310, 234

    2800 Kgs. Lyngby

    Denmark

20082023

Research output per year

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Research Output

2020

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

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

2019

Alternative Fuels

Hendriksen, P. V., Gadsbøll, R. Ø., Chatzichristodoulou, C., Gavala, H. N., Jensen, A. D., Høj, M. & Clausen, L. R., 2019, DTU International Energy Report 2019: Transforming Urban Mobility. Technical University of Denmark, p. 86-101

Research output: Chapter in Book/Report/Conference proceedingReport chapterResearch

Open Access
File
24 Downloads (Pure)

Effect of Fe on high performing nanostructured Ni/Gd-doped ceria electrocatalysts

Simonsen, S. B., Muhl, T. T., Thydén, K. T. S., Chatzichristodoulou, C., Nielsen, J. & Sudireddy, B. R., 2019, In : Solid State Ionics. 340, 6 p., 115019.

Research output: Contribution to journalJournal articleResearchpeer-review

2018

Development of novel electrode materials for high temperature: electrochemical water splitting

Mazzanti, N., Hendriksen, P. V., Chatzichristodoulou, C. & Mogensen, M. B., 2018, Sustain Conference 2018: Creating Technology for a Sustainable Society. Melero, C. & Mølhave, K. (eds.). Lyngby, Denmark: Technical University of Denmark, 1 p. C-10

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

Open Access

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
30 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
58 Downloads (Pure)

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
171 Downloads (Pure)
2017

Chemical and Electrochemical Properties of La0.58Sr0.4Fe0.8Co0.2O3-δ (LSCF) Thin Films upon Oxygen Reduction and Evolution Reactions

Pitscheider, S., Machala, M., Guan, Z., Chen, D., Hjelm, J., Jacobsen, T., Chueh, W. C., Mogensen, M. B. & Chatzichristodoulou, C., 2017, In : Electrochemical Society. Meeting Abstracts (Online). MA2017-02 , p. 1 1742.

Research output: Contribution to journalConference abstract in journalResearchpeer-review

Open Access

Chemical and Electrochemical Properties of La0.58Sr0.4Fe0.8Co0.2O3-δ (LSCF) Thin Films upon Oxygen Reduction and Evolution Reactions

Pitscheider, S., Machala, M., Guan, Z., Chen, D., Hjelm, J., Jacobsen, T., Chueh, W. C., Mogensen, M. B. & Chatzichristodoulou, C., 2017.

Research output: Contribution to conferenceConference abstract for conferenceResearchpeer-review

Open Access
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120 Downloads (Pure)

Development of novel High Temperature and Pressure Alkaline Electrolysis Cells (HTP-AEC)

Adolphsen, J. Q., Gil, V., Sudireddy, B. R. & Chatzichristodoulou, C., 2017.

Research output: Contribution to conferencePosterResearchpeer-review

Open Access
File
113 Downloads (Pure)

Electrocatalytic conversion of biomass-derived chemicals in alkaline electrochemical cell

Traulsen, M. L., Joya, K. S. & Chatzichristodoulou, C., 2017. 1 p.

Research output: Contribution to conferenceConference abstract for conferenceResearch

Open Access
File
169 Downloads (Pure)

Electrochemical Study of (La0.6Sr0.4)0.99CoO3-δ Thin Film Microelectrodes

Kreka, K., Hansen, K. V., Jacobsen, T., Norrman, K., Chatzichristodoulou, C. & Mogensen, M. B., 2017.

Research output: Contribution to conferenceConference abstract for conferenceResearchpeer-review

Open Access

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
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456 Downloads (Pure)
Open Access
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196 Downloads (Pure)

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
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194 Downloads (Pure)
2016

Accelerated creep in solid oxide fuel cell anode supports during reduction

Frandsen, H. L., Makowska, M. G., Greco, F., Chatzichristodoulou, C., Ni, D. W., Curran, D., Strobl, M., Kuhn, L. T. & Hendriksen, P. V., 2016, In : Journal of Power Sources. 323, p. 78-89 12 p.

Research output: Contribution to journalJournal articleResearchpeer-review

Open Access
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174 Downloads (Pure)

An Ag based brazing system with a tunable thermal expansion for the use as sealant for solid oxide cells

Kiebach, W-R., Engelbrecht, K., Grahl-Madsen, L., Sieborg, B., Chen, M., Hjelm, J., Norrman, K., Chatzichristodoulou, C. & Hendriksen, P. V., 2016, In : Journal of Power Sources. 315, p. 339-350 12 p.

Research output: Contribution to journalJournal articleResearchpeer-review

Design and optimization of porous ceramic supports for asymmetric ceria-based oxygen transport membranes

Kaiser, A., Foghmoes, S. P. V., Pećanac, G., Malzbender, J., Chatzichristodoulou, C., Glasscock, J., Kothanda Ramachandran, D., Ni, D. W., Esposito, V., Søgaard, M. & Hendriksen, P. V., 2016, In : Journal of Membrane Science. 513, p. 85-94

Research output: Contribution to journalJournal articleResearchpeer-review

Open Access
File
272 Downloads (Pure)

Electro-Oxidative Conversion and Process Intensification of Biomass derived 5-Hydroxymethylfurfural into 2,5-furandicarboxylic acid

Joya, K. S., Chatzichristodoulou, C. & Holtappels, P., 2016. 1 p.

Research output: Contribution to conferenceConference abstract for conferenceResearch

Open Access
File
120 Downloads (Pure)

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
434 Downloads (Pure)

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
477 Downloads (Pure)

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 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

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

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

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

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
56 Downloads (Pure)

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

2015

Complete relaxation of residual stresses during reduction of solid oxide fuel cells

Frandsen, H. L., Chatzichristodoulou, C. & Hendriksen, P. V., 2015, Proceedings of EFC2015. Cigolotti, V., Barchiesi, C. & Chianella, M. (eds.). ENEA, 2 p. EFC15151

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

Open Access
File
285 Downloads (Pure)

Enhanced reducibility and electronic conductivity of Nb or W doped Ce0.9Gd0.1O1.95 - δ

Chatzichristodoulou, C., Ricote, S., Foghmoes, S. P. V., Glasscock, J., Kaiser, A. & Hendriksen, P. V., 2015, In : Solid State Ionics. 269, p. 51-56 6 p.

Research output: Contribution to journalJournal articleResearchpeer-review

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
524 Downloads (Pure)

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)

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
522 Downloads (Pure)
2014

A METHOD AND AN ELECTRODE PRODUCED BY INFILTRATION

Samson, A. J., Søgaard, M., Bonanos, N., Chatzichristodoulou, C. & Hendriksen, P. V., 2014, IPC No. H01M4/88, Patent No. WO2014059991, 24 Apr 2014, Priority date 19 Oct 2012, Priority No. EP20120189207

Research output: Patent

1 Downloads (Pure)

Chemical Expansion: Implications for Electrochemical Energy Storage and Conversion Devices

Bishop, S. R., Marrocchelli, D., Chatzichristodoulou, C., Perry, N. H., Mogensen, M. B., Tuller, H. L. & Wachsman, E. D., 2014, In : Annual Review of Materials Research. 44, p. 205-239

Research output: Contribution to journalJournal articleResearchpeer-review

2 Downloads (Pure)

Cobalt and molybdenum activated electrodes in foam based alkaline electrolysis cells at 150-250 °C and 40 bar

Allebrod, F., Chatzichristodoulou, C. & Mogensen, M. B., 2014, In : Journal of Power Sources. 255, p. 394-403

Research output: Contribution to journalJournal articleResearchpeer-review

Composite Fe - BaCe0.2Zr0.6Y0.2O2.9 Anodes for Proton Conductor Fuel Cells

Lapina, A., Chatzichristodoulou, C., Holtappels, P. & Mogensen, M. B., 2014, In : Journal of The Electrochemical Society. 161, 9, p. F833-F837

Research output: Contribution to journalJournal articleResearchpeer-review

Defining chemical expansion: the choice of units for the stoichiometric expansion coefficient

Marrocchelli, D., Chatzichristodoulou, C. & Bishop, S. R., 2014, In : Physical Chemistry Chemical Physics. 16, 20, p. 9229-9232

Research output: Contribution to journalJournal articleResearchpeer-review

Electrical conductivity of titanium pyrophosphate between 100 and 400 °C: effect of sintering temperature and phosphorus content

Lapina, A., Chatzichristodoulou, C., Hallinder, J., Holtappels, P. & Mogensen, M. B., 2014, In : Journal of Solid State Electrochemistry. 18, 1, p. 39-47

Research output: Contribution to journalJournal articleResearchpeer-review

Equilibrium and transient conductivity for gadolinium-doped ceria under large perturbations: I. Experiments

Ricote, S., Zhu, H., Coors, W. G., Chatzichristodoulou, C. & Kee, R. J., 2014, In : Solid State Ionics. 265, p. 22-28

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

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

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

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

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

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