001     885555
005     20240711085625.0
024 7 _ |a 2128/26224
|2 Handle
037 _ _ |a FZJ-2020-03926
100 1 _ |a Daudt, Natalia
|0 P:(DE-HGF)0
|b 0
111 2 _ |a EURO PM 2020
|c online
|d 2020-10-05 - 2020-10-07
|w Portugal
245 _ _ |a Porous Transport Layers Made of Niobium/Steel Composites for Water Electrolysis
260 _ _ |c 2020
300 _ _ |a 4848310
336 7 _ |a CONFERENCE_PAPER
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336 7 _ |a Conference Paper
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336 7 _ |a INPROCEEDINGS
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336 7 _ |a conferenceObject
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336 7 _ |a Contribution to a conference proceedings
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520 _ _ |a In future energy concepts, water splitting by polymer electrolyte membrane (PEM) electrolysis is a key technology for converting regenerative energy from wind or sun into hydrogen. In this study, a novel porous transport layer for PEM electrolysis units was developed, which is based on a stainless steel substrate coated with a porous Nb layer. Nb layer is expected to improve the electrochemical performance and lifetime of electrolysis cells due to formation of a stable passivation layer with good electrical conductivity. Scalable powder metallurgical techniques like tape casting, screen printing and field assisted sintering/spark plasma sintering FAST/SPS were used for manufacturing this composite structure. The porous transport layer was characterized with respect to microstructure. FAST/SPS was found to be promising to decrease interdiffusion at the interface. Finally, first electrochemical tests were conducted on laboratory scale demonstrating the potential of the composite to replace state-of-the-art titanium-based transport layers.
536 _ _ |a 134 - Electrolysis and Hydrogen (POF3-134)
|0 G:(DE-HGF)POF3-134
|c POF3-134
|f POF III
|x 0
700 1 _ |a Hackemüller, Franz Josef
|0 P:(DE-Juel1)168138
|b 1
|u fzj
700 1 _ |a Bram, Martin
|0 P:(DE-Juel1)129591
|b 2
|e Corresponding author
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856 4 _ |y OpenAccess
|u https://juser.fz-juelich.de/record/885555/files/EP2004848310_Daudt_Bram_final_DB.pdf
856 4 _ |y OpenAccess
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909 C O |o oai:juser.fz-juelich.de:885555
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910 1 _ |a Forschungszentrum Jülich
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910 1 _ |a Forschungszentrum Jülich
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913 1 _ |a DE-HGF
|l Speicher und vernetzte Infrastrukturen
|1 G:(DE-HGF)POF3-130
|0 G:(DE-HGF)POF3-134
|2 G:(DE-HGF)POF3-100
|v Electrolysis and Hydrogen
|x 0
|4 G:(DE-HGF)POF
|3 G:(DE-HGF)POF3
|b Energie
914 1 _ |y 2020
915 _ _ |a OpenAccess
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920 _ _ |l yes
920 1 _ |0 I:(DE-Juel1)IEK-1-20101013
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981 _ _ |a I:(DE-Juel1)IMD-2-20101013


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