Publications 2007

Thermal analysis and optimization of a portable, edge-air-cooled PEFC stack R. Flückiger, A. Tiefenauer, M. Ruge, C. Aebi, A. Wokaun, F.N. Büchi

J. Power Sources, 172, 324-333 (2007).

DOI: 10.1016/j.jpowsour.2007.05.079OG-5422

Innovative Electrochemistry Enterprising Science P. Novak, L. Gorton, T.P. Moffat, R. Bilewicz and J. Heinze (Eds.)

Electrochimica Acta – Special Issue Volume 53, Issue 3, Pages 1043-1392 (20 December 2007).

DOI: OG-5410 , OG-5411

Voltage balancing: Long-term experience with the 250 V supercapacitor module of the hybrid fuel cell vehicle HY-LIGHT R. Kötz, J.-C. Sauter, P. Ruch, P. Dietrich, F.N. Büchi, P.A. Magne and P. Varenne

Journal of Power Sources, 174 (2007) 264-271.

DOI: 10.1016/j.jpowsour.2007.08.078OG-5422 , OG-5423

A multi-sample automatic system for in situ electrochemical X-ray diffraction synchrotron measurements F. Rosciano, M. Holzapfel, H. Kaiser, W. Scheifele, P. Ruch, M. Hahn, R. Kötz and P. Novák

J. Synchrotron Rad. (2007). 14, 487–491.

DOI: 10.1107/S0909049507039209OG-5410 , OG-5411 , OG-5423

Diamond-like carbon coated ultracold neutron guides S. Heule, F. Atchison, M. Daum, A. Foelske, R. Henneck, M. Kasprzak, K. Kirch, A. Knecht, M. Kuzniak, T. Lippert, M. Meier, A. Pichlmaier, U. Straumann

Applied Surface Science 253 (2007) 8245–8249.

DOI: 10.1016/j.apsusc.2007.02.139OG-5423

Consumption and Efficiency of a Passenger Car with a Hydrogen/ Oxygen PEFC based Hybrid Electric Drivetrain F. N. Büchi, G. Paganelli, P. Dietrich, D. Laurent, A. Tsukada, P. Varenne, A. Delfino, R. Kötz, S. A. Freunberger, P.-A.Magne, D.Walser, and D.Olsommer

Fuel Cells 07, 2007, No. 4, 329–335.

DOI: 10.1002/fuce.200600050OG-5422 , OG-5423

In situ X-ray diffraction of the intercalation of (C2H5)4N+ and BF4− into graphite from acetonitrile and propylene carbonate based supercapacitor electrolytes P.W. Ruch, M. Hahn, F. Rosciano, M. Holzapfel, H. Kaiser, W. Scheifele, B. Schmitt, P. Novák, R. Kötz and A. Wokaun

Electrochimica Acta 53 (2007) 1074-1082.

DOI: 10.1016/j.electacta.2007.01.069OG-5410 , OG-5411 , OG-5423

Correlation between capacitances of porous carbons in acidic and aprotic EDLC electrolytes T. A. Centeno, M. Hahn, J.A. Fernández, R. Kötz and F. Stoeckli

Electrochemistry Communications 9 (2007) 1242-1246.

DOI: 10.1016/j.elecom.2007.01.031OG-5423

Electronic properties of Ag nanoparticle arrays. A Kelvin probe and high resolution XPS study M. Schnippering, M. Carrara, A. Foelske, R. Kötz and D. J. Fermín

Phys. Chem. Chem. Phys., 2007, 9, 725-730.

DOI: 10.1039/B611496BOG-5423

Structural characterization of diamond-like carbon films for ultracold neutron applications F. Atchison, T. Brys, M. Daum, P. Fierlinger, A. Foelske, M. Gupta, R. Henneck, S. Heule, M. Kasprzak, K. Kirch, R. Kötz, M. Kuzniak, T. Lippert, C. F. Meyer, F. Nolting, A. Pichlmaier, D. Schneider, P. Siemroth, and U. Straumann

Diamond & Related Materials 16 (2007) 334-341.

DOI: 10.1016/j.diamond.2006.06.008OG-5423

Synthesis of poly(4-methacryloyloxy-TEMPO) via group-transfer polymerization and its evaluation in organic radical battery. L. Bugnon, C. J. H. Morton, P. Novak, J. Vetter, and P. Nesvadba

Chemistry of Materials 19 (2007) 2910-2914.

DOI: 10.1021/cm063052hOG-5410 , OG-5411

Electrochemically active flame-made nanosized spinels: LiMn 2O 4, Li 4Ti 5O 12 and LiFe 5O 8. F. O. Ernst, H. K. Kammler, A. Roessler, S. E. Pratsinis, W. J. Stark, J. Ufheil, and P. Novák

Materials Chemistry and Physics 101 (2007) 372-378.

DOI: 10.1016/j.matchemphys.2006.06.014OG-5410 , OG-5411

Behaviour of highly crystalline graphitic materials in lithium-ion cells with propylene carbonate containing electrolytes: An in situ Raman and SEM study. L. J. Hardwick, H. Buqa, M. Holzapfel, W. Scheifele, F. Krumeich, and P. Novák

Electrochimica Acta 52 (2007) 4884-4891.

DOI: 10.1016/j.electacta.2006.12.081OG-5410 , OG-5411

Electrochemical lithium insertion into anatase-type TiO2: An in situ Raman microscopy investigation. L. J. Hardwick, M. Holzapfel, P. Novák, L. Dupont, and E. Baudrin

Electrochimica Acta 52 (2007) 5357-5367.

DOI: 10.1016/j.electacta.2007.02.050OG-5410 , OG-5411

Raman study of lithium coordination in EMI-TFSI additive systems as lithium-ion battery ionic liquid electrolytes. L. J. Hardwick, M. Holzapfel, A. Wokaun, and P. Novák

Journal of Raman Spectroscopy 38 (2007) 110-112.

DOI: 10.1002/jrs.1632OG-5410 , OG-5411

Oxygen, hydrogen, ethylene and CO2 development in lithium-ion batteries. M. Holzapfel, A. Würsig, W. Scheifele, J. Vetter, and P. Novák

Journal of Power Sources 174 (2007) 1156-1160.

DOI: 10.1016/j.jpowsour.2007.06.182OG-5410 , OG-5411

The importance of the active surface area of graphite materials in the first lithium intercalation. P. Novák, et al.

Journal of Power Sources 174 (2007) 1082-1085.

DOI: 10.1016/j.jpowsour.2007.06.036OG-5410 , OG-5411

Synthesis and characterization of doped Li[Mn0.5-x/2Ni0.5-x/2Cox]O2 positive electrode materials. J. Reim, H. Rentsch, W. Scheifele, and P. Novák

Journal of Power Sources 174 (2007) 584-587.

DOI: 10.1016/j.jpowsour.2007.06.244OG-5410 , OG-5411

C O2 gas evolution on cathode materials for lithium-ion batteries. A. Wuersig, W. Scheifele, and P. Novák

Journal of the Electrochemical Society 154 (2007) A449-A454.

DOI: 10.1149/1.2712138OG-5410 , OG-5411

Application of in situ techniques for investigations in lithium-ion batteries. J. Vetter, L. J. Hardwick, A. Wuersig, M. Holzapfel, O. D. Schneider, J. Ufheil, and P. Novák

ECS Transactions 3 (2007) 29-43.

DOI: OG-5410 , OG-5411

The micro-setup for neutron imaging: A major step forward to improve the spatial resolution E.H. Lehmann, G. Frei, G. Kühne, P. Boillat

Nucl. Instrum. Methods Phys. Res., Sect. A 576, 389-396 (2007).

DOI: 10.1016/j.nima.2007.03.017OG-5420

Oscillations in gas channels
II. Unraveling the characteristics of the low frequency loop in air-fed PEFC impedance spectra I.A. Schneider, D. Kramer, A. Wokaun, G.G. Scherer

J. Electrochem. Soc. 154 (8) B770-B782 (2007).

DOI: 10.1149/1.2742291OG-5422

Oscillations in the gas channels
Part I. The forgotten player in impedance spectroscopy in polymer electrolyte fuel cells I.A. Schneider, S.A. Freunberger, D. Kramer, A. Wokaun, G.G. Scherer

J. Electrochem. Soc. 154 (4) B383-B388 (2007).

DOI: 10.1149/1.2435706OG-5422

Effect of inert gas flow on hydrogen underpotential deposition measurements in polymer electrolyte fuel cells I.A. Schneider, D. Kramer, A. Wokaun, G.G. Scherer

Electrochem. Commun. 9, 1607-1612 (2007).

DOI: 10.1016/j.elecom.2007.03.002OG-5410 , OG-5411 , OG-5422