Publications of Georgios Papakonstantinou

Dam, A. P.; Franz, T.; Papakonstantinou, G.; Sundmacher, K.: Catalyst Dissolution in Pem Water Electrolysis: Influence of Time, Current Density and Iridium Ion Transport in Single-Pass and Recirculation Water Flow Modes. Applied Catalysis B: Environment and Energy 365, 124946 (2025)

Dam, A. P.; Abuthaher, B. Y. A.; Papakonstantinou, G.; Sundmacher, K.: Insights into the Path-Dependent Charge of Iridium Dissolution Products and Stability of Electrocatalytic Water Splitting. Journal of The Electrochemical Society 170, 064504 (2023)

Franz, T.; Papakonstantinou, G.; Sundmacher, K.: Transient hydrogen crossover in dynamically operated PEM water electrolysis cells - A model-based analysis. Journal of Power Sources 559, 232582 (2023)

Guilbert, D.; Papakonstantinou, G.: Modeling, Degradation Study, Failures Diagnosis and Faulty Operating Management of Electrolyzers. Membranes 12, 1195 (2022)

Papakonstantinou, G.; Spanos, I.; Dam, A. P.; Schlögl, R.; Sundmacher, K.: Electrochemical evaluation of the de-/re-activation of oxygen evolving Ir oxide. Physical Chemistry Chemical Physics 24 , pp. 14579 - 14591 (2022)

Dam, A. P.; Papakonstantinou, G.; Sundmacher, K.: On the role of microkinetic network structure in the interplay between oxygen evolution reaction and catalyst dissolution. Scientific Reports 10, 14140 (2020)

Papakonstantinou, G.; Algara-Siller, G.; Teschner, D.; Vidaković-Koch, T.; Schlögl, R.; Sundmacher, K.: Degradation study of a proton exchange membrane water electrolyzer under dynamic operation conditions. Applied Energy 280, 115911 (2020)

Papakonstantinou, G.; Sundmacher, K.: H₂ permeation through N117 and its consumption by IrOx in PEM water electrolyzers. Electrochemistry Communications 108, 106578 (2019)

Zinser, A.; Papakonstantinou, G.; Sundmacher, K.: Analysis of mass transport processes in the anodic porous transport layer in PEM water electrolysers. International Journal of Hydrogen Energy 44 (52), pp. 28077 - 28087 (2019)

Bystron, T.; Vesely, M.; Paidar, M.; Papakonstantinou, G.; Sundmacher, K.; Bensmann, B.; Hanke-Rauschenbach, R.; Bouzek, K.: Enhancing PEM water electrolysis efficiency by reducing the extent of Ti gas diffusion layer passivation. Journal of Applied Electrochemistry 48 (6), pp. 713 - 723 (2018)

Immerz, C.; Paidar, M.; Papakonstantinou, G.; Bensmann, B.; Bystron, T.; Vidaković-Koch, T.; Bouzek, K.; Sundmacher, K.; Hanke-Rauschenbach, R.: Effect of the MEA design on the performance of PEMWE single cells with different sizes. Journal of Applied Electrochemistry 48 (6), pp. 701 - 711 (2018)

Auer, A. A.; Cap, S.; Antonietti, M.; Cherevko, S.; Deng, X.; Papakonstantinou, G.; Sundmacher, K.; Brüller, S.; Antonyshyn, I.; Dimitratos, N. et al.; Davis, R. J.; Böhm, K.-H.; Fechler, N.; Freakley, S.; Grin, Y.; Gunnoe, B. T.; Haj-Hariri, H.; Hutchings, G.; Liang, H.; Mayrhofer, K. J. J.; Muellen, K.; Neese, F.; Ranjan, C.; Sankar, M.; Schlögl, R.; Schüth, F.; Spanos, I.; Stratmann, M.; Tüysüz, H.; Vidaković-Koch, T.; Yi , Y.; Zangari, G.: MAXNET Energy – Focusing Research in Chemical Energy Conversion on the Electrocatlytic Oxygen Evolution. Green 5 (1-6), pp. 7 - 21 (2015)

Dam, A. P.; Franz, T.; Papakonstantinou, G.; Sundmacher, K.: Catalyst Dissolution in PEM Water Electrolysis: Influence of Time, Current Density, Temperature and Iridium Ion Transport in Single-Pass and Recirculation Water Flow Modes. Electrochemistry 2024, Braunschweig, Germany (2024)

Franz, T.; Dam, A. P.; Papakonstantinou, G.; Sundmacher, K.: Analysis of PEM water electrolysis system operation strategies and their impact on iridium catalyst dissolution based on onshore wind data. EHEC (European Hydrogen Energy Conference), Bilbao, Spain (2024)

Dam, A. P.; Papakonstantinou, G.; Sundmacher, K.: Insights on the Pathway-Related Charge of Iridium Dissolution Products and Implications for Electrocatalytic Water Splitting. ISE Regional Meeting 2022, Prague, Czech Republic (accepted)

Dam, A. P.; Papakonstantinou, G.; Sundmacher, K.: Insights on the Pathway-Related Charge of Iridium Dissolution Products and Electrocatalytic Stability of Water Splitting. 73rd ISE Annual Meeting, Virtual (accepted)

Franz, T.; Phuc Dam, A.; Papakonstantinou, G.; Sundmacher, K.: Degradation of PEM Water Electrolyzers in connection to operating strategies. 5th International Workshop on Degradation Issues of Fuel Cells and Electrolyzers, Corfu, Greece (2022)

Papakonstantinou, G.; Dam, A. P.; Sundmacher, K.: Electrochemical Investigation of the De-/Re-activation of Oxygen Evolving Iridium Oxide. 73rd ISE Annual Meeting, Virtual (accepted)

Papakonstantinou, G.; Sundmacher, K.: Influence of H₂ permeation on polymer electrolyte electrolysis: safety, anode catalysis and durability. European Fuel Cell Forum 2019 (EFCF 2019), Lucerne, Switzerland (2019)

Zinser, A.; Papakonstantinou, G.; Sundmacher, K.: PEM Water Electrolysis: Analysis of Transport Processes in the Anodic Porous Transport Layer. ESEE 2017, Prague, Czech Republic (2017)