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1

Flow channel design for metallic bipolar plates in proton exchange membrane fuel cells: Experiments

Qiu, Diankai, Peng, Linfa, Yi, Peiyun, Lai, Xinmin, Lehnert, Werner

Journal:

Energy Conversion and Management

Year:

2018

Language:

english

File:

PDF, 3.25 MB

english, 2018

2

Impact of clamping pressure and stress relaxation on the performance of different polymer electrolyte membrane water electrolysis cell designs

Borgardt, Elena, Giesenberg, Lennard, Reska, Marc, Müller, Martin, Wippermann, Klaus, Langemann, Manuel, Lehnert, Werner, Stolten, Detlef

Journal:

International Journal of Hydrogen Energy

Year:

2019

Language:

english

File:

PDF, 1.63 MB

english, 2019

3

Carbon isotope record of Late Cambrian to Early Ordovician carbonates of the Argentine Precordillera

Werner Buggisch, Martin Keller, Oliver Lehnert

Journal:

Palaeogeography, Palaeoclimatology, Palaeoecology

Year:

2003

Language:

english

File:

PDF, 1.10 MB

english, 2003

4

SPIE Proceedings [SPIE 1988 Intl Congress on Optical Science and Engineering - Hamburg, Germany (Monday 19 September 1988)] Thin Film Technologies III - Optical Thickness Monitoring Of Dielectric Optical Filters Using A New In-Situ Photometer With High Signal Resolution And Excellent Long-Term-Stability

Zoller, Alfons, Boos, Michael, Herrmann, Reinhard, Klug, Werner, Lehnert, Walter, Guenther, Karl H., Pulker, Hans K.

Year:

1989

Language:

english

File:

PDF, 5.72 MB

english, 1989

5

Pore network modeling to explore the effects of compression on multiphase transport in polymer electrolyte membrane fuel cell gas diffusion layers

Fazeli, Mohammadreza, Hinebaugh, James, Fishman, Zachary, Tötzke, Christian, Lehnert, Werner, Manke, Ingo, Bazylak, Aimy

Journal:

Journal of Power Sources

Year:

2016

Language:

english

File:

PDF, 2.02 MB

english, 2016

6

Performance enhancement of PEM electrolyzers through iridium-coated titanium porous transport layers

Liu, Chang, Carmo, Marcelo, Bender, Guido, Everwand, Andreas, Lickert, Thomas, Young, James, Smolinka, Tom, Stolten, Detlef, Lehnert, Werner

Journal:

Electrochemistry Communications

Year:

2018

Language:

english

File:

PDF, 1.85 MB

english, 2018

7

On-chip analysis of respiratory viruses from nasopharyngeal samples

Marion Ritzi-Lehnert, Ralf Himmelreich, Hans Attig, Jan Claußen, Rainer Dahlke, Gerd Großhauser, Eva Holzer, Markus Jeziorski, Eva Schaeffer, Andy Wende, Sabine Werner, Jens Ole Wiborg, Isabell Wick,

Journal:

Biomedical Microdevices

Year:

2011

Language:

english

File:

PDF, 803 KB

english, 2011

8

3D microstructure modeling of compressed fiber-based materials

Gaiselmann, Gerd, Tötzke, Christian, Manke, Ingo, Lehnert, Werner, Schmidt, Volker

Journal:

Journal of Power Sources

Year:

2014

Language:

english

File:

PDF, 4.79 MB

english, 2014

9

Characterization of water exchange and two-phase flow in porous gas diffusion materials by hydrogen-deuterium contrast neutron radiography

Manke, Ingo, Hartnig, Christoph, Kardjilov, Nikolay, Messerschmidt, Matthias, Hilger, André, Strobl, Markus, Lehnert, Werner, Banhart, John

Journal:

Applied Physics Letters

Year:

2008

Language:

english

File:

PDF, 472 KB

english, 2008

10

Simulation of a Full Fuel Cell Membrane Electrode Assembly Using Pore Network Modeling

Aghighi, Mahmoudreza, Hoeh, Michael A., Lehnert, Werner, Merle, Geraldine, Gostick, Jeff

Journal:

Journal of The Electrochemical Society

Year:

2016

Language:

english

File:

PDF, 1.08 MB

english, 2016

11

A review of high-temperature polymer electrolyte membrane fuel-cell (HT-PEMFC)-based auxiliary power units for diesel-powered road vehicles

Liu, Yongfeng, Lehnert, Werner, Janßen, Holger, Samsun, Remzi Can, Stolten, Detlef

Journal:

Journal of Power Sources

Year:

2016

Language:

english

File:

PDF, 1.40 MB

english, 2016

12

Impact of compression on gas transport in non-woven gas diffusion layers of high temperature polymer electrolyte fuel cells

Froning, Dieter, Yu, Junliang, Gaiselmann, Gerd, Reimer, Uwe, Manke, Ingo, Schmidt, Volker, Lehnert, Werner

Journal:

Journal of Power Sources

Year:

2016

Language:

english

File:

PDF, 1.83 MB

english, 2016

13

OpenPNM: A Pore Network Modeling Package

Gostick, Jeff, Aghighi, Mahmoudreza, Hinebaugh, James, Tranter, Tom, Hoeh, Michael, Day, Harold, Sharqawy, Mostafa, Spellacy, Brennan, Bazylak, Aimy, Burns, Alan, Lehnert, Werner, Putz, Andreas

Journal:

Computing in Science & Engineering

Year:

2016

Language:

english

File:

PDF, 502 KB

english, 2016

14

Three-dimensional multiscale analysis of degradation of nano- and micro-structure in direct methanol fuel cell electrodes after methanol starvation

Netzeband, Christian, Arlt, Tobias, Wippermann, Klaus, Lehnert, Werner, Manke, Ingo

Journal:

Journal of Power Sources

Year:

2016

Language:

english

File:

PDF, 2.05 MB

english, 2016

15

Nonlinear observation of internal states of fuel cell cathode utilizing a high-order sliding-mode algorithm

Xu, Liangfei, Hu, Junming, Cheng, Siliang, Fang, Chuan, Li, Jianqiu, Ouyang, Minggao, Lehnert, Werner

Journal:

Journal of Power Sources

Year:

2017

Language:

english

File:

PDF, 2.31 MB

english, 2017

16

Contact behavior modelling and its size effect on proton exchange membrane fuel cell

Qiu, Diankai, Peng, Linfa, Yi, Peiyun, Lai, Xinmin, Janßen, Holger, Lehnert, Werner

Journal:

Journal of Power Sources

Year:

2017

Language:

english

File:

PDF, 2.56 MB

english, 2017

17

Mechanical characterization and durability of sintered porous transport layers for polymer electrolyte membrane electrolysis

Borgardt, Elena, Panchenko, Olha, Hackemüller, Franz Josef, Giffin, Jürgen, Bram, Martin, Müller, Martin, Lehnert, Werner, Stolten, Detlef

Journal:

Journal of Power Sources

Year:

2018

Language:

english

File:

PDF, 1.12 MB

english, 2018

18

Design of durability test protocol for vehicular fuel cell systems operated in power-follow mode based on statistical results of on-road data

Xu, Liangfei, Reimer, Uwe, Li, Jianqiu, Huang, Haiyan, Hu, Zunyan, Jiang, Hongliang, Janßen, Holger, Ouyang, Minggao, Lehnert, Werner

Journal:

Journal of Power Sources

Year:

2018

Language:

english

File:

PDF, 1014 KB

english, 2018

19

Genetic alterations driving metastatic colony formation are acquired outside of the primary tumour in melanoma

Werner-Klein, Melanie, Scheitler, Sebastian, Hoffmann, Martin, Hodak, Isabelle, Dietz, Klaus, Lehnert, Petra, Naimer, Veronika, Polzer, Bernhard, Treitschke, Steffi, Werno, Christian, Markiewicz, Alek

Journal:

Nature Communications

Year:

2018

Language:

english

File:

PDF, 4.59 MB

english, 2018

20

In-situ two-phase flow investigation of different porous transport layer for a polymer electrolyte membrane (PEM) electrolyzer with neutron spectroscopy

Panchenko, Olha, Borgardt, Elena, Zwaygardt, Walter, Hackemüller, Franz Josef, Bram, Martin, Kardjilov, Nikolay, Arlt, Tobias, Manke, Ingo, Müller, Martin, Stolten, Detlef, Lehnert, Werner

Journal:

Journal of Power Sources

Year:

2018

Language:

english

File:

PDF, 3.00 MB

english, 2018

21

Liquid water breakthrough location distances on a gas diffusion layer of polymer electrolyte membrane fuel cells

Yu, Junliang, Froning, Dieter, Reimer, Uwe, Lehnert, Werner

Journal:

Journal of Power Sources

Year:

2018

Language:

english

File:

PDF, 752 KB

english, 2018

22

Interactions between a polymer electrolyte membrane fuel cell and boost converter utilizing a multiscale model

Xu, Liangfei, Hong, Po, Fang, Chuan, Li, Jianqiu, Ouyang, Minggao, Lehnert, Werner

Journal:

Journal of Power Sources

Year:

2018

Language:

english

File:

PDF, 3.65 MB

english, 2018

23

In Operando Neutron Radiography Analysis of a High-Temperature Polymer Electrolyte Fuel Cell Based on a Phosphoric Acid-Doped Polybenzimidazole Membrane Using the Hydrogen-Deuterium Contrast Method

Lin, Yu, Arlt, Tobias, Kardjilov, Nikolay, Manke, Ingo, Lehnert, Werner

Journal:

Year:

2018

Language:

english

File:

PDF, 5.42 MB

english, 2018

24

Steering and in situ monitoring of drying phenomena during film fabrication

Scheepers, Fabian, Stähler, Andrea, Stähler, Markus, Carmo, Marcelo, Lehnert, Werner, Stolten, Detlef

Journal:

Journal of Coatings Technology and Research

Year:

2019

Language:

english

File:

PDF, 3.39 MB

english, 2019

25

Polytetrafluorethylene effects on liquid water flowing through the gas diffusion layer of polymer electrolyte membrane fuel cells

Yu, Junliang, Froning, Dieter, Reimer, Uwe, Lehnert, Werner

Journal:

Journal of Power Sources

Year:

2019

Language:

english

File:

PDF, 3.02 MB

english, 2019

26

Statistische Analyse des lokalen Wassertransportes einer Polymer‐Elektrolyt‐Brennstoffzelle

Froning, Dieter, Yu, Junliang, Reimer, Uwe, Lehnert, Werner

Journal:

Chemie Ingenieur Technik

Year:

2019

File:

PDF, 494 KB

2019

27

Influence of operating conditions on the degradation mechanism in high-temperature polymer electrolyte fuel cells

Liu, Shuai, Rasinski, Marcin, Rahim, Yasser, Zhang, Shidong, Wippermann, Klaus, Reimer, Uwe, Lehnert, Werner

Journal:

Journal of Power Sources

Year:

2019

Language:

english

File:

PDF, 2.38 MB

english, 2019

28

Investigation of water droplet kinetics and optimization of channel geometry for PEM fuel cell cathodes

Nawaz Akhtar, Arshad Qureshi, Joachim Scholta, Christoph Hartnig, Matthias Messerschmidt, Werner Lehnert

Journal:

International Journal of Hydrogen Energy

Year:

2009

Language:

english

File:

PDF, 630 KB

english, 2009

29

Redistribution of phosphoric acid in membrane electrode assemblies for high-temperature polymer electrolyte fuel cells

Christoph Wannek, Irene Konradi, Jürgen Mergel, Werner Lehnert

Journal:

International Journal of Hydrogen Energy

Year:

2009

Language:

english

File:

PDF, 585 KB

english, 2009

30

Combined local current distribution measurements and high resolution neutron radiography of operating Direct Methanol Fuel Cells

Alexander Schröder, Klaus Wippermann, Jürgen Mergel, Werner Lehnert, Detlef Stolten, Tilman Sanders, Thorsten Baumhöfer, Dirk U. Sauer, Ingo Manke, Nikolay Kardjilov, André Hilger, Jana Schloesser, Jo

Journal:

Electrochemistry Communications

Year:

2009

Language:

english

File:

PDF, 316 KB

english, 2009

31

In-situ synchrotron X-ray radiography on high temperature polymer electrolyte fuel cells

Wiebke Maier, Tobias Arlt, Christoph Wannek, Ingo Manke, Heinrich Riesemeier, Philipp Krüger, Joachim Scholta, Werner Lehnert, John Banhart, Detlef Stolten

Journal:

Electrochemistry Communications

Year:

2010

Language:

english

File:

PDF, 367 KB

english, 2010

32

Cell voltage transients of a gas-fed direct methanol fuel cell

Josef Kallo, Jim Kamara, Werner Lehnert, Rittmar von Helmolt

Journal:

Journal of Power Sources

Year:

2004

Language:

english

File:

PDF, 143 KB

english, 2004

33

Characterization of water transport in gas diffusion media

Christian Quick, Dietrich Ritzinger, Werner Lehnert, Christoph Hartnig

Journal:

Journal of Power Sources

Year:

2009

Language:

english

File:

PDF, 1.79 MB

english, 2009

34

The influence of gas diffusion layer wettability on direct methanol fuel cell performance: A combined local current distribution and high resolution neutron radiography study

Alexander Schröder, Klaus Wippermann, Werner Lehnert, Detlef Stolten, Tilman Sanders, Thorsten Baumhöfer, Nikolay Kardjilov, André Hilger, John Banhart, Ingo Manke

Journal:

Journal of Power Sources

Year:

2010

Language:

english

File:

PDF, 1.10 MB

english, 2010

35

Human corticotropin-releasing hormone and thyrotropin-releasing hormone modulate the hypercapnic ventilatory response in humans

R. SCHULZ, M. NINK, G. S. WERNER, S. ANDREAS, H. KREUZER, J. BEYER, H. LEHNERT

Journal:

European Journal of Clinical Investigation

Year:

1996

Language:

english

File:

PDF, 349 KB

english, 1996

36

Kurz- und langwirksame Insulinanaloga Vor- und Nachteile gegenüber den herkömmlichen Insulinen

H. Lehnert, S. Klose, W. Werner

Journal:

Year:

2001

Language:

german

File:

PDF, 273 KB

german, 2001

37

Random geometric graphs for modelling the pore space of fibre-based materials

Ralf Thiedmann, Ingo Manke, Werner Lehnert, Volker Schmidt

Journal:

Journal of Materials Science

Year:

2011

Language:

english

File:

PDF, 2.07 MB

english, 2011

38

The diffusion of lithium through graphite: a Monte Carlo simulation based on electronic structure calculations

Werner Lehnert, Wolfgang Schmickler, Ajit Bannerjee

Journal:

Chemical Physics

Year:

1992

Language:

english

File:

PDF, 523 KB

english, 1992

39

Stochastic modeling and direct simulation of the diffusion media for polymer electrolyte fuel cells

Yun Wang, Sungchan Cho, Ralf Thiedmann, Volker Schmidt, Werner Lehnert, Xuhui Feng

Journal:

International Journal of Heat and Mass Transfer

Year:

2010

Language:

english

File:

PDF, 2.66 MB

english, 2010

40

Membrane electrode assemblies for high-temperature polymer electrolyte fuel cells based on poly(2,5-benzimidazole) membranes with phosphoric acid impregnation via the catalyst layers

Christoph Wannek, Werner Lehnert, Jürgen Mergel

Journal:

Journal of Power Sources

Year:

2009

Language:

english

File:

PDF, 1.36 MB

english, 2009

41

[RSC Energy and Environment Series] Innovations in Fuel Cell Technologies ||

Steinberger-Wilckens, Robert, Lehnert, Werner

Year:

2010

Language:

english

File:

PDF, 9.77 MB

english, 2010

42

[RSC Energy and Environment Series] Innovations in Fuel Cell Technologies || Front Matter

Steinberger-Wilckens, Robert, Lehnert, Werner

Year:

2010

Language:

english

File:

PDF, 118 KB

english, 2010

43

[RSC Energy and Environment Series] Innovations in Fuel Cell Technologies || Chapter 8. Accelerated Lifetime Testing for Phosphoric Acid Fuel Cells

Steinberger-Wilckens, Robert, Lehnert, Werner

Year:

2010

Language:

english

File:

PDF, 347 KB

english, 2010

44

[RSC Energy and Environment Series] Innovations in Fuel Cell Technologies || Preface

Steinberger-Wilckens, Robert, Lehnert, Werner

Year:

2010

Language:

english

File:

PDF, 63 KB

english, 2010

45

[RSC Energy and Environment Series] Innovations in Fuel Cell Technologies || Chapter 7. Integrating Degradation into Fuel Cell Models and Lifetime Prediction

Steinberger-Wilckens, Robert, Lehnert, Werner

Year:

2010

Language:

english

File:

PDF, 850 KB

english, 2010

46

[RSC Energy and Environment Series] Innovations in Fuel Cell Technologies || Chapter 5. Going Beyond Hydrogen: Non-hydrogen Fuels, Re-oxidation and Impurity Effects on Solid Oxide Fuel Cell Anodes

Steinberger-Wilckens, Robert, Lehnert, Werner

Year:

2010

Language:

english

File:

PDF, 297 KB

english, 2010

47

[RSC Energy and Environment Series] Innovations in Fuel Cell Technologies || Contents

Steinberger-Wilckens, Robert, Lehnert, Werner

Year:

2010

Language:

english

File:

PDF, 71 KB

english, 2010

48

[RSC Energy and Environment Series] Innovations in Fuel Cell Technologies || Chapter 6. Direct Carbon Fuel Cells

Steinberger-Wilckens, Robert, Lehnert, Werner

Year:

2010

Language:

english

File:

PDF, 4.28 MB

english, 2010

49

[RSC Energy and Environment Series] Innovations in Fuel Cell Technologies || Chapter 10. Hydrogen Production by Internal Reforming Fuel Cells

Steinberger-Wilckens, Robert, Lehnert, Werner

Year:

2010

Language:

english

File:

PDF, 880 KB

english, 2010

50

[RSC Energy and Environment Series] Innovations in Fuel Cell Technologies || Chapter 9. Electrolysis Using Fuel Cell Technology

Steinberger-Wilckens, Robert, Lehnert, Werner

Year:

2010

Language:

english

File:

PDF, 1.63 MB

english, 2010