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Subtopic 3.1: Electrochemistry for Hydrogen

S.M. Saba, M. Müller, M. Robinius, D. Stolten, The investment costs of electrolysis – A comparison of cost studies from the past 30 years, Int. J. Hydrogen Energ. 43 (3), 1209 (2018) doi:10.1016/j.ijhydene.2017.11.115

N. H. Menzler, D. Sebold, O. Guillon, Post-test characterization of a solid oxide fuel cell stack operated for more than 30,000 hours: The cell, J. Power Sources 374, 69 (2018) doi:10.1016/j.jpowsour.2017.11.025

K. Wippermann, J. Giffin, C. Korte, In Situ Determination of the Water Content of Ionic Liquids, J.  Electrochem. Soc. 165 (5), H263 (2018) doi:10.1149/2.0991805jes

S. R. Foit, I. C. Vinke, L.G.J. de Haart, R. A. Eichel, Power-to-Syngas: An enabling technology for the transition of the energy system?, Angew. Chem. - Int. Ed. 56 (20), 5402 (2017) doi:10.1002/anie.201607552

K. Wippermann, J. Giffin, S. Kuhri, W. Lehnert, C. Korte, The influence of water content in a proton-conducting ionic liquid on the double layer properties of the Pt/PIL interface, Phys. Chem. Chem. Phys. 19 (36), 24706 (2017) doi:10.1039/C7CP04003B

P. Gazdzicki, J. Mitzel, D. Garcia Sanchez, M. Schulze, K. A. Friedrich, Evaluation of reversible and irreversible degradation rates of polymer electrolyte membrane fuel cells tested in automotive conditions, J. Power Sources 327, 86 (2016) doi:10.1016/j.jpowsour.2016.07.049

L. Blum, L.G.J. de Haart, J. Malzbender, N. Margaritis, N.H. Menzler, Anode-Supported Solid Oxide Fuel Cell Achieves 70,000 Hours of Continuous Operation, Energy Technol. 4 (8), 939 (2016) doi:10.1002/ente.201600114

C. Rakousky, U. Reimer, K. Wippermann, M. Carmo, W. Lüke, et al., An analysis of degradation phenomena in polymer electrolyte membrane water electrolysis, J. Power Sources 326, 120 (2016) doi:10.1016/j.jpowsour.2016.06.082

P. Lettenmeier, L. Wang, U. Golla-Schindler, P. Gazdzicki, N. A. Cañas, et al., Nanosized IrOx-Ir Catalyst with Relevant Activity for Anodes of Proton Exchange Membrane Electrolysis Produced by a Cost-Effective Procedure, Angew. Chem. - Int. Ed. 128, 752 (2016) doi:10.1002/ange.201507626

A.S. Gago, S. A. Ansar, B. Saruhan, U. Schulz, P. Lettenmeier, et al.,Protective coatings on stainless steel bipolar plates for proton exchange membrane (PEM) electrolysers, J. Power Sources 307, 815  (2016) doi:10.1016/j.jpowsour.2015.12.071

M. Schalenbach, G. Tjarks, M. Carmo, W. Lüke, M. Müller, et al., Acidic or Alkaline? Towards a New Perspective on the Efficiency of Water Electrolysis, J.  Electrochem. Soc. 163 (11), F3197 (2016) doi:10.1149/2.0271611jes

M. Schalenbach, T. Höfner, P. Paciok, M. Carmo, W. Lüke et al., Gas Permeation through Nafion. Part 1: Measurements, J. Phys. Chem. C 119 (45), 25145 (2015) doi:10.1021/acs.jpcc.5b04155

Q. Fang, L. Blum, R. Peters, M. Peksen, P. Batfalsky,et al., SOFC stack performance under high fuel utilization, Int. J. Hydrogen Energ. 40 (2), 1128 (2015) doi:10.1016/j.ijhydene.2014.11.094

Q. Fang, L. Blum, N. H. Menzler, Performance and Degradation of Solid Oxide Electrolysis Cells in Stack, J.  Electrochem. Soc. 162 (8), F907 (2015) doi:10.1149/2.0941508jes

M. Riegraf, G. Schiller, R. Costa, K. A. Friedrich, A. Latz et al., Elementary kinetic numerical simulation of Ni/YSZ SOFC anode performance considering sulfur poisoning, J.  Electrochem. Soc. 162 (1), F65 (2015) doi:10.1149/2.0471501jes

C. Tötzke, G. Gaiselmann, M. Osenberg, J. Bohner, W. Lehnert et al., Three-dimensional Study of Compressed Gas Diffusion Layers using Synchrotron X-ray Imaging, J. Power Sources 253, 123 (2014) doi:10.1016/j.jpowsour.2013.12.062

Al-Masri, M. Peksen, L. Blum, D. Stolten, A 3D CFD model for predicting the temperature distribution in a full scale APU SOFC short stack under transient operating conditions, Appl. Energ. 135, 539 (2014) doi:10.1016/j.apenergy.2014.08.052

Subtopic 3.2: Power-based Fuels & Chemicals

D. I. Sharapa, D. E. Doronkin, F. Studt, J.-D. Grunwaldt, S. Behrens, Moving Frontiers in Transition Metal Catalysis: Synthesis Characterisation and Modeling, Adv. Mater., Article number 1807381 (2019) doi:10.1002/adma.201807381

R. Dittmeyer, M. Klumpp, P. Kant, G. Ozin, Crowd oil not crude oil, Nat. Commun. 10, 1818 (2019) doi:10.1038/s41467-019-09685-x

P. N. Plessow, A. Smith, S. Tischer, F. Studt, Identification of the Reaction Sequence of the MTO Initiation Mechanism Using Ab Initio-Based Kinetics, J. Am. Chem. Soc. 141, 5908 (2019) doi:10.1021/jacs.9b00585

U. Gude, S. Baumann, W.A. Meulenberg, M. Müller, Towards the development of materials for chemically stable carbonate-ceramic membranes to be used for CO2 separation in water-gas-shift reactors, Sep. Purif. Technol. 215, 378 (2019) doi:10.1016/j.seppur.2019.01.020

F. Xi, P. Bogdanoff, K. Harbauer, et int., R. van de Krol, S. Fiechter, Structural transformation identification of sputtered amorphous MoSx as efficient hydrogen evolving catalyst during electrochemical activation, ACS Catal. 9, 2368 (2019) doi:10.1021/acscatal.8b04884

S. Geiger, O. Kasian, et int., K.J.J. Mayrhofer, M.T.M. Koper, S. Cherevko, The stability number as a metric for electrocatalyst stability benchmarking, Nature Catalysis 1, 7 (2018) doi:10.1038/s41929-018-0085-6

K.F. Kalz, R. Kraehnert, M. Dvoyashkin, R. Dittmeyer, et int., J.-D. Grunwaldt, Future Challenges in Heterogeneous Catalysis: Understanding Catalysts under Dynamic Reaction Conditions, ChemCatChem 9, 17 (2017) doi:10.1002/cctc.201600996

R. Dittmeyer, T. Boeltken, P. Piermartini, M. Selinsek, et al., Micro and micro membrane reactors for advanced applications in chemical energy conversion, Curr. Opin. Chem. Eng. 17, 108-125 (2017) doi:10.1016/j.coche.2017.08.001

P. Piermartini, T. Boeltken, M. Selinsek, P. Pfeifer, Influence of Channel Geometry on Fischer-Tropsch Synthesis in Microstructured Reactors, Chem. Eng. J. 313, (2017) doi:10.1016/j.cej.2016.12.076

S. Schemme, R.C. Samsun, R. Peters, D. Stolten, Power-to-fuel as a key to sustainable transport systems – An analysis of diesel fuels produced from CO2 and renewable electricity, Fuel 205, 198 (2017) doi:10.1016/j.fuel.2017.05.061

W. Deibert, M.E. Ivanova, S. Baumann, O. Guillon, W.A. Meulenberg, Ion-Conducting Ceramic Membrane Reactors for High-Temperature Applications, J. Membrane Sci. 543, 79-97 (2017) doi:10.1016/j.memsci.2017.08.016

P. Preuster, C. Papp, P. Wasserscheid, Liquid Organic Hydrogen Carriers (LOHCs): Toward a Hydrogen-free Hydrogen Economy, Accounts of Chemical Research 50, 1 (2017) doi:10.1021/acs.accounts.6b00474

W. Bongers, H. Bouwmeester, et int., A. Schulz, M. Walker, R. van de Sanden, Plasma‐driven dissociation of CO2 for fuel synthesis, Plasma Process Polym. 14, 1600126 (2017) doi:10.1002/ppap.201600126

M. Gentzen, W. Habicht, D. E. Doronkin, J.-D. Grunwaldt, J. Sauer, S. Behrens, Bifunctional hybrid catalysts derived from Cu/Zn based nanoparticles for single-step dimethyl ether synthesis, Catal. Sci. & Technol. 6, 1054 (2016) doi:10.1039/c5cy01043h

B. Mutz, H. W. P Cavalho, S. Magold, W. Kleist, J.-D. Grunwaldt, Methanation of CO2: Structural response of a Ni-based catalyst under fluctuating reaction conditions unraveled by operando spectroscopy, J. Catal. 327, 48-53 (2015) doi:10.1016/j.jcat.2015.04.006

S. Türk, G. Daschiel, A. Stroh, Y. Hasegawa, B. Frohnapfel, Turbulent flow over superhydrophobic surfaces with streamwise grooves. J. Fluid Mech. 747, 186-217 (2014) doi:10.1017/jfm.2014.137

F. Studt, I. Sharafutdinov, F. Abild-Pedersen, C. F. Elkjær, J. S. Hummelshøj, et al., Discovery of a Ni-Ga catalyst for carbon dioxide reduction to methanol, Nat. Chem. 6, 320 (2014) doi:10.1038/NCHEM.1873

R.C. Samsun, J. Pasel, H. Jansen, W. Lehnert, R. Peters, et al., Design and test of a 5 kWe high-temperature polymer electrolyte fuel cell system operated with diesel and kerosene, Appl. Energ. 114, 238 (2014) doi:10.1016/j.apenergy.2013.09.054

S. Hübner, E. Carbone, J. M. Palomares, J. van der Mullen, Afterglow of Argon Plasmas with H2, O2, N2, and CO2 Admixtures Observed by Thomson Scattering, Plasma Process Polym. 11, 482 (2014) doi:10.1002/ppap.201300190

R. Lyndon, K. Konstas, B. P. Ladewig, P. D. Southon, P. C. J. Kepert, M. R. Hill, Dynamic photo-switching in metal-organic frameworks as a route to low-energy carbon dioxide capture and release, Angew. Chem. - Int. Ed., 52, 3695 (2013) doi:10.1002/anie.201206359

Subtopic 3.3: Solar Fuels

J. Vieten, et int., D. Guban, et int., K.A. Perrson, M. Roeb, C. Sattler, Materials design of perovskite solid solutions for thermochemical applications, Energy Env. Sci., 12, 1369 (2019) doi:10.1039/c9ee00085b

M. Borgwardt, et int., R. van de Krol, H.A. Atwater, et int., R. Eichberger, D. Friedrich, Femtosecond time-resolved two-photon photoemission studies of ultrafast carrier relaxation in Cu2O photoelectrodes, Nat. Commun. 10, 2106 (2019) doi:10.1038/s41467-019-10143-x

S. Brendelberger, J. Vieten, M.J. Vidyasagar, M. Roeb, C. Sattler, Demonstration of thermochemical oxygen pumping for atmosphere control in reduction reactions, Sol. Energy, 170, 273 (2018) doi:10.1016/j.solener.2018.05.063

S. Ardo, D. Fernandez Rivas, M. Modestino, et int., F.F. Abdi, et int., R. van de Krol, et al., Pathways to electrochemical solar-hydrogen technologies, Energy Env. Sci. 11, 2768 (2018) doi:0.1039/c7ee03639f

M. Favaro, F.F. Abdi, M. Lamers, et int., R. van de Krol, D.E. Starr, Light-induced surface reactions at the Bismuth Vanadate/Potassium Phosphate Interface, J. Phys. Chem. B 122, 801 (2018) doi:10.1021/acs.jpcb.7b06942

A. Landmann, H. Dotan, G.E. Shter, M. Wullenkord, A. Houaijia, et al., Photoelectrochemical water splitting in separate oxygen and hydrogen cells, Nat. Mater. 16, 646 (2017) doi:10.1038/nmat4876

J.W. Jang, D. Friedrich, et int., R. Eichberger, R. van de Krol, F.F. Abdi, Enhancing charge carrier lifetime in metal oxide photoelectrodes through mild hydrogen treatment, Adv. Energy Mater. 1701536 (2017) doi:10.1002/aenm.201701536

C. Zachäus, F.F. Abdi, L.M. Peter, R. van de Krol, Photocurrent of BiVO4 is limited by surface recombination, not surface catalysis, Chem. Sci. 8, 3712 (2017) doi:10.1039/C7SC00363C

K. Sivula, R. van de Krol, Semiconducting materials for photoelectrochemical energy conversion, Nat. Rev. Mater. 1, 15010 (2016) doi:10.1038/natrevmats.2015.10

J.H. Kim, J.W. Jang, Y.H. Jo, F.F. Abdi, et int., R. van de Krol, et al., Hetero-type dual photoanodes for unbiased solar water splitting with extended light harvesting, Nat. Commun. 7, 13380 (2016) doi:10.1038/ncomms13380

S.P. Berglund, F.F. Abdi, P. Bogdanoff, et int., D. Friedrich, R. van de Krol, Comprehensive Evaluation of CuBi2O4 as a Photocathode Material for Photoelectrochemical Water Splitting, Chem. Mater. 28, 4231 (2016) doi:10.1021/acs.chemmater.6b00830

M.M. May, H.J. Lewerenz, D. Lackner, F. Dimroth, T. Hannappel, Efficient direct solar-to-hydrogen conversion by in situ interface transformation of a tandem structure, Nat. Commun. 6, 8286 (2015) doi:10.1038/ncomms9286

Subtopic 3.4: Technical Fuel Assessment

S. Jürgens, M. Köhler, P. Pfeiffer, et int., J. Schwab, P. Oßwald, Assessment of combustion properties of non-hydroprocessed Fischer-Tropsch Fuels for Aviation, Fuel Process. Technol. 193, 232-243 (2019) doi:10.1016/j.fuproc.2019.05.015

T. Methling, S. Richter, T. Kathrotia, M. Braun-Unkhoff, C. Naumann, et al., An investigation of combustion properties of butanol and its potential for power generation, J. Eng. Gas Turbines Power 140(9), GTP-18-1014 (2018) doi:10.1115/1.4039731

T. Kathrotia, P. Oßwald, M. Köhler, N. Slavinskaya, U. Riedel, Experimental and mechanistic investigation of benzene formation during atmospheric pressure flow reactor oxidation of n-hexane, n-nonane, and n-dodecane below 1200 K, Combust. Flame 194, 426-438 (2018) doi:10.1016/j.combustflame.2018.05.027

T. Zornek, T. Mosbach, M. Aigner, Optical measurements of a LCV-combustor operated in a micro gas turbine with various fuel compositions, J. Eng. Gas Turbines Power 141(4), 041032-041032-7 (2018) doi:10.1115/GT2018-75481

G. Eckel, P. LeClercq, et int., M. Mancini, T. Kolb, M. Aigner, Entrained Flow Gasification. Part 3: Insight into the injector near-field by Large Eddy Simulation with detailed chemistry, Fuel 217, 306-319 (2018) https://doi.org/10.1016/j.fuel.2018.02.176

R.-U. Dietrich, F. G. Albrecht, S. Maier, D. H. König, S. Estelmann, et al., Cost calculations for three different approaches of biofuel production using biomass, electricity and CO2, Biomass Bioenerg.111, 165-173 (2018) doi:10.1016/j.biombioe.2017.07.006

M. Moser, T. Pregger, S. Simon, D. H. König, A. Wörner, et al., Synthetic Liquid Hydrocarbons from Renewable Energy – Results of the Helmholtz Energy Alliance, Chem. Ing. Tech.89(3), 274-288 (2017) doi:10.1002/cite.201500154

M. Gänzler, M. Casapu, P. Vernoux, S. Loridant, F. J. Cadete Santos Aires, T. Epicier, B. Betz, R. Hoyer,J.-D. Grunwaldt, Tuning the structure of Pt particles on ceria in situ for enhancing the catalytic performance of exhaust gas catalysts, Angew. Chem. Int. Ed., 56 13078, (2017) doi:10.1002/anie.201707842

K. Herrera Delgado, L. Maier, S. Tischer, A. Zellner, H. Stotz, O. Deutschmann, Surface reaction kinetics of steam- and CO2-reforming as well as oxidation of methane over nickel-based catalysts, Catalysts5(2), 871-904 (2015) doi:10.3390/catal5020871

T. Gremminger, H. W. P. de Carvalho, R. Popescu, J.-D. Grunwaldt, O. Deutschmann, Influence of gas composition on activity and durability of bimetallic Pd-Pt/Al2O3 catalysts for total oxidation of methane, Catal. Today 258, 470-480 (2015) doi:10.1016/j.cattod.2015.01.034