Fraunhofer-Gesellschaft

Publica

Hier finden Sie wissenschaftliche Publikationen aus den Fraunhofer-Instituten.
2019Fast and Reliable State-of-Health Model of a PEM Cathode Catalyst Layer
Schneider, P.; Sadeler, C.; Scherzer, A.-C.; Zamel, N.; Gerteisen, D.
Journal Article
2016The catalyst layer and its dimensionality - a look into its ingredients and how to characterize their effects
Zamel, N.
Journal Article
2016Impedance spectroscopy of PEM fuel cells with large geometric area - challenges and opportunities
Gerteisen, D.; Scherzer, A.-C.; Keller, S.; Zamel, N.; Groos, U.
Presentation
2015Challenges associated with measuring the intrinsic electrical conductivity of carbon paper diffusion media
Aydin, Ö.; Zedda, M.; Zamel, N.
Journal Article
2015Comprehensive understanding of electrical conductivity measurements of gas diffusion media of PEM fuel cells
Aydin, Ö.; Zedda, M.; Zamel, N.; Groos, U.; Hebling, C.
Conference Paper
2015Relating the N-shaped polarization curve of a PEM fuel cell to local oxygen starvation and hydrogen evolution
Zamel, N.; Bhattarai, A.; Gerteisen, D.; Groos, U.; Hebling, C.
Conference Paper
2014Heterogeneities at the cell level by modeling and experiments
Gerteisen, D.; Zamel, N.
Presentation
2014Influence of air contaminants on planar, self-breathing hydrogen PEM fuel cells in an outdoor environment
Biesdorf, J.; Zamel, N.; Kurz, T.
Journal Article
2013Approaches and methodology on accelerated stress tests in fuel cells
Zamel, N.
Presentation
2013Effect of local perturbation on electrochemical impedance spectroscopy of PEM fuel cells - understanding the characteristics
Kurz, T.; Gerteisen, D.; Keller, S.; Bhattarai, A.; Zamel, N.; Groos, U.; Hebling, C.
Presentation
2013Effective transport properties for polymer electrolyte membrane fuel cells - With a focus on the gas diffusion layer. Review
Zamel, N.; Li, X.G.
Journal Article
2013Inhomogeneities in PEM fuel cells - limiting processes, impact and characterization techniques
Groos, U.; Gerteisen, D.; Zamel, N.; Merida, W.
Presentation
2013Investigating bistability in the polarization curve of a segmented PEM fuel cell
Zamel, N.; Bhattarai, A.; Gerteisen, D.; Hebling, C.; Groos, U.
Presentation
2013Life cycle analysis of internal combustion engine, electric and fuel cell vehicles for China
Wang, D.; Zamel, N.; Jiao, K.; Zhou, Y.; Yu, S.; Du, Q.; Yin, Y.
Journal Article
2013Local eis studies in PEMFC-distinguishing between through-plane and in-plane oxygen effects
Gerteisen, D.; Keller, S.; Bhattarai, A.; Zamel, N.; Groos, U.; Hebling, C.
Presentation
2013Measurement of spatially resolved impedance spectroscopy with local perturbation
Zamel, N.; Bhattarai, A.; Gerteisen, D.
Journal Article
2013Position dependent analysis of membrane electrode assembly degradation of a direct methanol fuel cell via electrochemical impedance spectroscopy
Hartmann, P.; Zamel, N.; Gerteisen, D.
Journal Article
2013Relating the N-shaped polarization curve of a PEM fuel cell to local oxygen starvation and hydrogen evolution
Zamel, N.; Hanke-Rauschenbach, R.; Kirsch, S.; Bhattarai, A.; Gerteisen, D.
Journal Article
2013Relating the N-shaped polarization curve of a PEM fuel cell to local oxygen starvation & hydrogen evolution
Zamel, N.; Bhattarai, A.; Gerteisen, D.; Groos, U.; Hebling, C.
Presentation
2012Effect of operating conditions on current density distribution and high frequency resistance in a segmented PEM fuel cell
Gerteisen, D.; Zamel, N.; Sadeler, C.; Geiger, F.; Ludwig, V.; Hebling, C.
Journal Article
2012Estimating the thermal conductivity and diffusion coefficient of the microporous layer of polymer electrolyte membrane fuel cells
Zamel, N.; Becker, J.; Wiegmann, A.
Journal Article
2012Influence of Air Pollution on PEM Fuel Cells
Groos, U.; Biesdorf, J.; Binninger, T.; Kurz, T.; Zamel, N.
Presentation
2011Effect of liquid water on transport properties of the gas diffusion layer of polymer electrolyte membrane fuel cells
Zamel, N.; Li, X.G.; Becker, J.; Wiegmann, A.
Journal Article
2010Estimating effective thermal conductivity in carbon paper diffusion media
Zamel, N.; Li, X.G.; Shen, J.; Becker, J.; Wiegmann, A.
Journal Article