Publications 2014

Towards re-electrification of hydrogen obtained from the power-to-gas process by highly efficient H2/O2 polymer electrolyte fuel cells F.N. Büchi, M. Hofer, Ch. Peter, U.D. Cabalzar, J. Bernard, U. Hannesen, T.J. Schmidt, A. Closset, P. Dietrich

RSC Adv. 4, 56139-56146 (2014).

DOI: 10.1039/C4RA11868EOG-5422

Quantifying phosphoric acid in high-temperature polymer electrolyte fuel cell components by X-ray tomographic microscopy S.H. Eberhardt, F. Marone, M. Stampanoni, F.N. Büchi, T.J. Schmidt

J. Synchrotron Rad. 21, 1319-1326 (2014).

DOI: 10.1107/S1600577514016348OG-5422

Antioxidants in non-perfluorinated fuel cell membranes: prospects and limitations Y. Buchmüller, Z. Zhang, A. Wokaun, L. Gubler

RSC Adv. 4, 51911–51915 (2014).

DOI: 10.1039/c4ra09792kOG-5421

Differential electrochemical mass spectrometry study of the interface of xLi2MnO3·(1−x)LiMO2 (M = Ni, Co, and Mn) Material as a positive electrode in Li-Ion batteries E. Castel, E.J. Berg, M. El Kazzi, P. Novak, C. Villevieille

Chem. Mater. 26, 5051-5057 (2014).

DOI: 10.1021/cm502201zOG-5410 , OG-5411 , OG-5412 , OG-5414

Mass spectrometry to quantify and compare the gas barrier properties of radiation grafted membranes and Nafion Z. Zhang. R. Chattot, L. Bonorand, K. Jetsrisuparb, Y. Buchmüller, A. Wokaun, L. Gubler

J. Membr. Sci. 472, 55–66 (2014)..

DOI: 10.1016/j.memsci.2014.08.020OG-5421

An electrochemical in situ study of freezing and thawing of ionic liquids in carbon nanopores D. Weingarth, R. Drumm, A. Foelske-Schmitz, R. Kötz, V. Presser

Phys. Chem. Chem. Phys. 16, 21219-21224 (2014).

DOI: 10.1039/c4cp02727bOG-5423

Developments and perspectives of oxide-based catalysts for the oxygen evolution reaction E. Fabbri, A. Habereder, K. Waltar, R. Kötz, T.J. Schmidt

Catal. Sci. Technol. 4, 3800-3821 (2014).

DOI: 10.1039/c4cy00669kOG-5423

Catalyzed SnO2 thin films: theoretical and experimental insights into fabrication and electrocatalytic properties A. Rabis, D. Kramer, E. Fabbri, M. Worsdale, R. Kötz, T.J. Schmidt

J. Phys. Chem. C 118, 11292-11302 (2014).

DOI: 10.1021/jp4120139OG-5423

Polymer-bound antioxidants in grafted membranes for fuel cells Y. Buchmüller, A. Wokaun, L. Gubler

J. Mater. Chem. A 2, 5870-5882 (2014)..

DOI: 10.1039/c3ta15321eOG-5421

Continuous synthesis of nickel nanopowders: Characterization, process optimization, and catalytic properties M.A. Lucchini, A. Testino, Ch. Ludwig, A. Kambolis, M. El Kazzi, A. Cervellino, P. Riani, F. Canepa

Applied Catalysis B: Environmental 156–157, 404–415 (2014).

DOI: 10.1016/j.apcatb.2014.03.045OG-5410 , OG-5414

Structure of the aqueous phase and its impact on the conductivity of graft copolymer ionomers at saturation S. Balog, K. Jetsiruparb, U. Gasser, G.G. Scherer, L. Gubler

Polymer 55, 3026-3036 (2014)..

DOI: 10.1016/j.polymer.2014.05.004OG-5421

Elucidation of the reaction mechanism upon lithiation and delithiation of Cu0.5TiOPO4 P. Bleith, M. Valla, P. Novák, C. Villevieille

J. Mater. Chem. A 2, 12513-12518 (2014)..

DOI: 10.1039/C4TA01627KOG-5410 , OG-5411

Combined in situ Raman and IR microscopy at the interface of a single graphite particle with ethylene carbonate/dimethyl carbonate P. Lanz, P. Novák

J. Electrochem. Soc. 161, 10, A1555-A1563 (2014)..

DOI: 10.1149/2.0021410jesOG-5410 , OG-5412

Shape memory effect in radiation grafted ion exchange membranes D. Henkensmeier, L. Gubler

J. Mater. Chem. A 2, 9482-9485 (2014)..

DOI: 10.1039/C4TA01467GOG-5421

Enhancement of the high potential specific charge in layered electrode materials for lithium-ion batteries R. Robert, C. Villevielle, P. Novák

J. Mater. Chem. A 2, 8589-8598 (2014)..

DOI: 10.1039/C3TA12643AOG-5410 , OG-5411 , OG-5414

On the positive effect of CO during Start/Stop in high-temperature polymer electrolyte fuel cells T. Engl, J. Käse, L. Gubler, T.J. Schmidt

ECS Electrochem. Lett. 3 (7), F47-F49 (2014)..

DOI: 10.1149/2.0011407eelOG-5421

Reducing mass transfer effects on the kinetics of 5V HE-NCM electrode materials for Li-Ion batteries C. Villevieille, J.L. Gómez-Cámer, M. Hess, P. Novák

J. Electrochem. Soc 161 (6), A871-A874 (2014)..

DOI: 10.1149/2.067405jesOG-5410 , OG-5411 , OG-5413

Carbon additives for electrical double layer capacitor electrodes D. Weingarth, D. Cericola, F.C.F. Mornaghini, T. Hucke, R. Kötz

J. Power Sources 266, 475–480 (2014).

DOI: 10.1016/j.jpowsour.2014.05.065OG-5423

Advanced cathode materials for polymer electrolyte fuel cells based on Pt/metal oxides: From model electrodes to catalyst systems E. Fabbri, A. Patru, A. Rabis, R. Kötz, T.J. Schmidt

Chimia 68, 217–220 (2014).

DOI: 10.2533/chimia.2014.217OG-5423

Bulk and surface analyses of ageing of a 5V-NCM positive electrode material for lithium-ion batteries C. Villevieille, P. Lanz, Ch. Bünzli, P. Novák

J. Mater. Chem. A 2, 6488-6493 (2014)..

DOI: 10.1039/C3TA13112BOG-5410 , OG-5411 , OG-5412 , OG-5413

_Ex situ_ and in situ Raman microscopic investigation of the differences between stoichiometric LiMO2 and high-energy xLi2MnO3·(1–x)LiMO2 (M = Ni, Co, Mn) P. Lanz, C. Villevieille, P. Novák

Electrochim. Acta 130, 206–212 (2014)..

DOI: 10.1016/j.electacta.2014.03.004OG-5410 , OG-5411 , OG-5412

In-situ XRD and dilatometry investigation of the formation of pillared graphene via electrochemical activation of partially reduced graphite oxide M.M. Hantel, R. Nesper, A. Wokaun, R. Kötz

Electrochim. Acta 134, 459-470 (2014).

DOI: 10.1016/j.electacta.2014.04.063OG-5423

Composite electrode boosts the activity of Ba0.5Sr0.5Co0.8Fe0.2O3-δ perovskite and carbon toward oxygen reduction in alkaline media E. Fabbri, R. Mohamed, P. Levecque, O. Conrad, R. Kötz, T.J. Schmidt

ACS Catal. 4 (4), 1061–1070 (2014).

DOI: 10.1021/cs400903kOG-5423

Pt nanoparticles supported on Sb-doped SnO₂ porous structures: developments and issues E. Fabbri, A. Rabis, R. Kötz, T.J. Schmidt

Phys. Chem. Chem. Phys. 16, 13672-13681 (2014).

DOI: 10.1039/c4cp00238eOG-5423

The effect of platinum nanoparticle distribution on oxygen electroreduction activity and selectivity E. Fabbri, S. Taylor, A. Rabis, P. Levecque, O. Conrad, R. Kötz, T.J. Schmidt

ChemCatChem 6 (5), 1410–1418 (2014).

DOI: 10.1002/cctc.201300987OG-5423

Polymer design strategies for radiation-grafted fuel cell membranes L. Gubler

Adv. Energy Mater. 4 (3), 1300827 (2014)..

DOI: 10.1002/aenm.201300827OG-5421

Proton conducting membranes prepared by radiation grafting of styrene and various comonomers K. Jetsrisuparb, S. Balog, C. Bas, L. Perrin, A. Wokaun, L. Gubler

Eur. Polym. J. 53, 75-89 (2014).

DOI: 10.1016/j.eurpolymj.2014.01.021OG-5421

Second cycle is dead: Advanced electrode diagnostics for high-temperature polymer electrolyte fuel cells T. Engl, K. Waltar, L. Gubler, T.J. Schmidt

J. Electrochem. Soc. 161 (4), F500-F505 (2014).

DOI: 10.1149/2.072404jesOG-5421 , OG-5423

Novel electrochemical cell designed for operando techniques and impedance studies C. Villevieille, T. Sasaki, P. Novák

RSC Adv. 4, 6782-6789 (2014).

DOI: 10.1039/C3RA46184JOG-5410 , OG-5411

Importance of ‘unimportant’ experimental parameters in Li–S battery development S. Urbonaite, P. Novák

J. Power Sources 249, 497-502 (2014).

DOI: 10.1016/j.jpowsour.2013.10.095OG-5410 , OG-5413

Determination of the electrochemically active surface area of metal-oxide Supported Platinum Catalyst T. Binninger, E. Fabbri, R. Kötz, T. J. Schmidt

J. Electrochem. Soc. 161 (3), H121-H128 (2014).

DOI: 10.1149/2.055403jesOG-5423

Ba_0.5Sr_0.5Co_0.8Fe_0.2O_3-d Perovskite Activity towards the Oxygen Reduction Reaction in Alkaline Media E. Fabbri, R. Mohamed, P. Levecque, O. Conrad, R. Kötz, T.J. Schmidt

ChemElectroChem 1 (2), 338-342 (2014).

DOI: 10.1002/celc.201300157OG-5423

Evaluation of neutron imaging for measuring phosphoric acid distribution in high temperature PEFCs P. Boillat, J. Biesdorf, P. Oberholzer, A. Kaestner, T.J. Schmidt

J. Electrochem. Soc. 161 (3), F192-F198 (2014).

DOI: 10.1149/2.023403jesOG-5420

Local characterization of PEFCs by differential cells: systematic variations of current and asymmetric relative humidity P. Oberholzer, P. Boillat

J. Electrochem. Soc. 161 (1), F139-F152 (2014).

DOI: 10.1149/2.080401jesOG-5420

Parameters determining dimensional changes of porous carbons during capacitive charging M.M. Hantel, D. Weingarth, R. Kötz

Carbon 69, 275-286 (2014).

DOI: 10.1016/j.carbon.2013.12.026OG-5423

Radiation grafted membranes for fuel cells containing styrene sulfonic
acid and nitrile comonomers K. Jetsrisuparb, H. Ben youcef, A. Wokaun, L. Gubler

J. Membr. Sci. 450, 28–37 (2014).

DOI: 10.1016/j.memsci.2013.08.037OG-5421

Implications of polymer electrolyte fuel cell exposure to synchrotron radiation on gas diffusion layer water distribution J. Eller, J. Roth, F. Marone, M. Stampanoni, A. Wokaun, F.N. Büchi

J. Power Sources 245, 796-800 (2014).

DOI: 10.1016/j.jpowsour.2013.07.025.OG-5422

Polymer electrolyte fuel cell performance degradation at different synchrotron beam intensities J. Eller, F.N. Büchi

J. Sync. Rad 21, 82-88 (2014).

DOI: 10.1107/S1600577513025162OG-5422