Wolff-Ragnar Kiebach

Wolff-Ragnar Kiebach

Seniorforsker

DTU ENERGI
Institut for Energikonvertering og -lagring

Danmarks Tekniske Universitet

Frederiksborgvej 399

Bygning 775, rum S17

4000 Roskilde

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2017
 

Enhanced densification of thin tape cast Ceria-Gadolinium Oxide (CGO) layers by rheological optimization of slurries

Marani, Debora ; Esposito, Vincenzo ; Sudireddy, Bhaskar Reddy ; Bentzen, Janet Jonna ; Jørgensen, Peter Stanley ; Ni, De Wei ; Teocoli, Francesca ; Kiebach, Wolff-Ragnar
in journal: Ceramics International (ISSN: 0272-8842) (DOI: http://dx.doi.org/10.1016/j.ceramint.2017.01.098), vol: 43, issue: 7, pages: 5647-5653, 2017

Type: Journal article (Peer reviewed)

Status: Published     |    År: 2017     |    DOI: http://dx.doi.org/10.1016/j.ceramint.2017.01.098

 

In-situ formed Ce0.8Gd0.2O1.9 barrier layers on yttria stabilized zirconia backbones by infiltration - A promising path to high performing oxygen electrodes of solid oxide cell

Ovtar, Simona ; Chen, Ming ; Samson, Alfred Junio ; Kiebach, Wolff-Ragnar
in journal: Solid State Ionics (ISSN: 0167-2738) (DOI: http://dx.doi.org/10.1016/j.ssi.2017.03.019), vol: 304, pages: 51-59, 2017

Type: Journal article (Peer reviewed)

Status: Published     |    År: 2017     |    DOI: http://dx.doi.org/10.1016/j.ssi.2017.03.019

 

On the Properties and Long-Term Stability of Infiltrated Lanthanum Cobalt Nickelates (LCN) in Solid Oxide Fuel Cell Cathodes

Kiebach, Wolff-Ragnar ; Zielke, Philipp ; Veltzé, Sune ; Ovtar, Simona ; Xu, Yu ; Simonsen, Søren Bredmose ; Kwok, Kawai ; Frandsen, Henrik Lund ; Küngas, Rainer
in journal: Journal of the Electrochemical Society (ISSN: 0013-4651) (DOI: http://dx.doi.org/10.1149/2.0361707jes), vol: 164, issue: 7, pages: F748-F758, 2017

Type: Journal article (Peer reviewed)

Status: Published     |    År: 2017     |    DOI: http://dx.doi.org/10.1149/2.0361707jes

  PDF

Modeling of Ni Diffusion Induced Austenite Formation in Ferritic Stainless Steel Interconnects

Chen, Ming ; Alimadadi, Hossein ; Molin, Sebastian ; Zhang, L. ; Ta, Na ; Hendriksen, Peter Vang ; Kiebach, Wolff-Ragnar ; Du, Y.
in journal: Electrochemical Society. Journal (ISSN: 0013-4651) (DOI: http://dx.doi.org/10.1149/2.1711709jes), vol: 164, issue: 9, pages: F1005-F1010, 2017

Type: Journal article (Peer reviewed)

Status: Published     |    År: 2017     |    DOI: http://dx.doi.org/10.1149/2.1711709jes

 

Stability and performance of robust dual-phase (ZrO2)0.89(Y2O3)0.01(Sc2O3)0.10-Al0.02Zn0.98O1.01 oxygen transport membranes 

Pirou, Stéven ; Bermudez, Jose M. ; Hendriksen, Peter Vang ; Kaiser, Andreas ; Reina, Tomás Ramirez ; Millan, Marcos ; Kiebach, Wolff-Ragnar
in journal: Journal of Membrane Science (ISSN: 0376-7388) (DOI: http://dx.doi.org/10.1016/j.memsci.2017.08.044), vol: 543, pages: 18-27, 2017

Type: Journal article (Peer reviewed)

Status: Published     |    År: 2017     |    DOI: http://dx.doi.org/10.1016/j.memsci.2017.08.044

 

Effect of spherical porosity on co-fired dense/porous zirconia bi-layers cambering

Teocoli, Francesca ; Marani, Debora ; Kiebach, Wolff-Ragnar ; Esposito, Vincenzo
in journal: European Ceramic Society. Journal (ISSN: 0955-2219) (DOI: http://dx.doi.org/10.1016/j.jeurceramsoc.2017.08.039), 2017

Type: Journal article (Peer reviewed)

Status: Accepted/In press     |    År: 2017     |    DOI: http://dx.doi.org/10.1016/j.jeurceramsoc.2017.08.039

 

A Novel SOFC/SOEC Sealing Glass with a Low SiO2 Content and a High Thermal Expansion Coefficient

Kiebach, Wolff-Ragnar ; Agersted, Karsten ; Zielke, Philipp ; Ritucci, Ilaria ; Brock, Mette Bybjerg ; Hendriksen, Peter Vang
in journal: E C S Transactions (ISSN: 1938-5862) (DOI: http://dx.doi.org/10.1149/07801.1739ecst), vol: 78, issue: 1, pages: 1739-1747, 2017
Presented at:
15th International Symposium on Solid Oxide Fuel Cells (SOFC-XV), 2017, Hollywood

Type: Conference article (Peer reviewed)

Status: Published     |    År: 2017     |    DOI: http://dx.doi.org/10.1149/07801.1739ecst

 

A Novel SOFC/SOEC Sealing Glass with a Low SiO2 Content and a High Thermal Expansion Coefficient  

Kiebach, Wolff-Ragnar ; Agersted, Karsten ; Zielke, Philipp ; Ritucci, Ilaria ; Brock, Mette Bybjerg ; Hendriksen, Peter Vang
in journal: Electrochemical Society. Meeting Abstracts (Online) (ISSN: 2151-2043), vol: MA2017-03, pages: 1, 2017
Presented at:
15th International Symposium on Solid Oxide Fuel Cells (SOFC-XV), 2017, Hollywood

Type: Conference abstract in journal (Peer reviewed)

Status: Published     |    År: 2017

2016
 

Poly(vinylpyrrolidone) as dispersing agent for cerium-gadolinium oxide (CGO) suspensions

Marani, Debora ; Sudireddy, Bhaskar Reddy ; Nielsen, Lotte ; Ndoni, Sokol ; Kiebach, Wolff-Ragnar
in journal: Journal of Materials Science (ISSN: 0022-2461) (DOI: http://dx.doi.org/10.1007/s10853-015-9439-5), vol: 51, issue: 2, pages: 1098-1106, 2016

Type: Journal article (Peer reviewed)

Status: Published     |    År: 2016     |    DOI: http://dx.doi.org/10.1007/s10853-015-9439-5

 

Infiltration of SOFC Stacks: Evaluation of the Electrochemical Performance Enhancement and the Underlying Changes in the Microstructure

Kiebach, Wolff-Ragnar ; Zielke, Philipp ; Høgh, Jens Valdemar Thorvald ; Thydén, Karl Tor Sune ; Wang, H.-J. ; Barford, R. ; Hendriksen, Peter Vang
in journal: Fuel Cells (ISSN: 1615-6846) (DOI: http://dx.doi.org/10.1002/fuce.201500107), vol: 16, issue: 1, pages: 80-88, 2016

Type: Journal article (Peer reviewed)

Status: Published     |    År: 2016     |    DOI: http://dx.doi.org/10.1002/fuce.201500107