Kramm

Gruppiere nach: Datum | Typ des Eintrags | Keine Gruppierung
Springe zu: 2018 | 2017 | 2016 | 2015
Anzahl der Einträge: 13.

2018

Martinaiou, Ioanna ; Wolker, Thomas ; Shahraei, Ali ; Zhang, Gui-Rong ; Janßen, Arne ; Wagner, Stephan ; Weidler, Natascha ; Stark, Robert W. ; Etzold, Bastian J.M. ; Kramm, Ulrike I. :
Improved electrochemical performance of Fe-N-C catalysts through ionic liquid modification in alkaline media.
[Online-Edition: https://doi.org/10.1016/j.jpowsour.2017.07.028]
In: Journal of Power Sources, 375 pp. 222-232. ISSN 03787753
[Artikel], (2018)

Chenitz, Régis ; Kramm, Ulrike I. ; Lefèvre, Michel ; Glibin, Vassili ; Zhang, Gaixia ; Sun, Shuhui ; Dodelet, Jean-Pol :
A specific demetalation of Fe–N4 catalytic sites in the micropores of NC_Ar + NH3 is at the origin of the initial activity loss of the highly active Fe/N/C catalyst used for the reduction of oxygen in PEM fuel cells.
[Online-Edition: https://doi.org/10.1039/c7ee02302b]
In: Energy & Environmental Science, 11 (2) pp. 365-382. ISSN 1754-5692
[Artikel], (2018)

2017

Martinaiou, Ioanna ; Shahraei, Ali ; Grimm, Fabian ; Zhang, Hongbin ; Wittich, Carolin ; Klemenz, Sebastian ; Dolique, Stephanie J. ; Kleebe, Hans-Joachim ; Stark, Robert W. ; Kramm, Ulrike I. :
Effect of metal species on the stability of Me-N-C catalysts during accelerated stress tests mimicking the start-up and shut-down conditions.
[Online-Edition: https://doi.org/10.1016/j.electacta.2017.04.134]
In: Electrochimica Acta, 243 pp. 183-196. ISSN 00134686
[Artikel], (2017)

Martinaiou, Ioanna ; Shahraei, Ali ; Grimm, Fabian ; Zhang, Hongbin ; Wittich, Carolin ; Klemenz, Sebastian ; Dolique, Stephanie J. ; Kleebe, Hans-Joachim ; Stark, Robert W. ; Kramm, Ulrike I. :
Effect of metal species on the stability of Me-N-C catalysts during accelerated stress tests mimicking the start-up and shut-down conditions.
[Online-Edition: https://doi.org/10.1016/j.electacta.2017.04.134]
In: Electrochimica Acta, 243 pp. 183-196. ISSN 00134686
[Artikel], (2017)

Hamm, Christin M. ; Bocarsly, Joshua D. ; Seward, Gareth ; Kramm, Ulrike I. ; Birkel, Christina S. :
Non-conventional synthesis and magnetic properties of MAX phases (Cr/Mn)2AlC and (Cr/Fe)2AlC.
[Online-Edition: https://doi.org/10.1039/C7TC00112F]
In: J. Mater. Chem. C, 5 (23) pp. 5700-5708. ISSN 2050-7526
[Artikel], (2017)

Hamm, Christin M. ; Bocarsly, Joshua D. ; Seward, Gareth ; Kramm, Ulrike I. ; Birkel, Christina S. :
Non-conventional synthesis and magnetic properties of MAX phases (Cr/Mn)2AlC and (Cr/Fe)2AlC.
[Online-Edition: https://doi.org/10.1039/C7TC00112F]
In: Journal of Materials Chemistry C, 5 (23) pp. 5700-5708. ISSN 2050-7526
[Artikel], (2017)

2016

Busch, Michael ; Halck, Niels B. ; Kramm, Ulrike I. ; Siahrostami, Samira ; Krtil, Petr ; Rossmeisl, Jan :
Beyond the top of the volcano? – A unified approach to electrocatalytic oxygen reduction and oxygen evolution.
[Online-Edition: https://doi.org/10.1016/j.nanoen.2016.04.011]
In: Nano Energy, 29 pp. 126-135. ISSN 22112855
[Artikel], (2016)

Kramm, Ulrike I. ; Herrmann-Geppert, Iris ; Behrends, Jan ; Lips, Klaus ; Fiechter, Sebastian ; Bogdanoff, Peter :
On an Easy Way To Prepare Metal–Nitrogen Doped Carbon with Exclusive Presence of MeN4-type Sites Active for the ORR.
[Online-Edition: https://doi.org/10.1021/jacs.5b11015]
In: Journal of the American Chemical Society, 138 (2) pp. 635-640. ISSN 0002-7863
[Artikel], (2016)

Kramm, Ulrike I. ; Herrmann-Geppert, Iris ; Behrends, Jan ; Lips, Klaus ; Fiechter, Sebastian ; Bogdanoff, Peter :
On an easy way to prepare Metal-Nitrogen doped Carbon with exclusive presence of MeN4-type sites active for the ORR.
[Online-Edition: http://dx.doi.org/10.1021/jacs.5b11015]
In: Journal of the American Chemical Society ISSN 0002-7863
[Artikel], (2016)

2015

Brüller, Sebastian ; Liang, Hai-Wei ; Kramm, Ulrike I. ; Krumpfer, Joseph W. ; Feng, Xinliang ; Müllen, Klaus :
Bimetallic porous porphyrin polymer-derived non-precious metal electrocatalysts for oxygen reduction reactions.
[Online-Edition: http://dx.doi.org/10.1039/C5TA06309D]
In: J. Mater. Chem. A, 3 (47) pp. 23799-23808. ISSN 2050-7488
[Artikel], (2015)

Kramm, Ulrike I.
Feng, Xinliang (ed.) :

Spectroscopic Analysis of Nanocarbon-Based non-precious Metal Catalyst for ORR.
[Online-Edition: http://dx.doi.org/10.1002/9783527680016.ch5]
In: Nanocarbons for Advanced Energy Conversion. Wiley-VCH Verlag GmbH & Co. KGaA, Weinheim, Germany, Weinheim, Germany , pp. 117-148. ISBN 9783527336661
[Buchkapitel], (2015)

Sahraie, Nastaran Ranjbar ; Kramm, Ulrike I. ; Steinberg, Julian ; Zhang, Yuanjian ; Thomas, Arne ; Reier, Tobias ; Paraknowitsch, Jens-Peter ; Strasser, Peter :
Quantifying the density and utilization of active sites in non-precious metal oxygen electroreduction catalysts.
[Online-Edition: http://dx.doi.org/10.1038/ncomms9618]
In: Nature Communications, 6 p. 8618. ISSN 2041-1723
[Artikel], (2015)

Kramm, Ulrike I. ; Zana, Alessandro ; Vosch, Tom ; Fiechter, Sebastian ; Arenz, Matthias ; Schmeißer, Dieter :
On the structural composition and stability of Fe–N–C catalysts prepared by an intermediate acid leaching.
[Online-Edition: http://dx.doi.org/10.1007/s10008-015-3060-z]
In: Journal of Solid State Electrochemistry pp. 1-13. ISSN 1432-8488
[Artikel], (2015)

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