Zobrazeno 1 - 10
of 20
pro vyhledávání: '"Christian Niedrig"'
Autor:
Christian Niedrig, Stefan Baumann, Stefan Wagner, Ellen Ivers-Tiffée, Wolfgang Menesklou, Lana-Simone Unger, Wilhelm A. Meulenberg
Publikováno v:
Journal of the European Ceramic Society. 38:2378-2387
Ba0.5Sr0.5Co0.8Fe0.2O3-δ (BSCF) exhibits a very high oxygen permeability in its cubic perovskite phase, making it a promising candidate for high-temperature energy-related applications such as oxygen-transport membranes. It suffers, however, from a
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::7dbcb7101f9734f63002b48219bffe94
https://doi.org/10.1016/j.jeurceramsoc.2017.12.045
https://doi.org/10.1016/j.jeurceramsoc.2017.12.045
Autor:
Dagmar Gerthsen, Wolfgang Menesklou, Ellen Ivers-Tiffée, Lana-Simone Unger, Heike Störmer, Christian Niedrig, Stefan Wagner, Virginia Wilde, Matthias Meffert
Publikováno v:
ECS Transactions. 72:37-45
The performance of electroceramic high temperature oxygen-transport membranes (OTM) is determined by ionic and electronic transport processes. Oxygen transport kinetics is determined by the transport parameters, namely the surface exchange coeffici
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_dedup___::4a6d6b9ee132408a640c5c0a98d9d4b6
https://doi.org/10.1149/07207.0037ecst
https://doi.org/10.1149/07207.0037ecst
Publikováno v:
Journal of The Electrochemical Society. 163:F302-F307
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::84762449eadaa607911f4edf4af4987e
https://doi.org/10.1149/2.0971603jes
https://doi.org/10.1149/2.0971603jes
Publikováno v:
Solid State Ionics. 283:30-37
For an application of mixed ionic-electronic conducting (MIEC) perovskite oxides, e.g., as solid oxide fuel cell (SOFC) cathodes, as high-temperature gas sensors or as oxygen-transport membrane (OTM) materials, the kinetics of oxygen transport is of
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::243c766a38581113580849edf289a58c
https://doi.org/10.1016/j.ssi.2015.11.004
https://doi.org/10.1016/j.ssi.2015.11.004
Publikováno v:
Solid State Ionics. 273:41-45
For high-temperature energy applications, e.g., as solid oxide fuel cell cathodes or as dense ceramic oxygen-transport membranes, mixed ionic-electronic conducting (MIEC) perovskites, namely of the composition (A x Sr 1 − x )(Co y Fe 1 − y )O 3
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::addc49a3fd943cba61b9321a52aef4b5
https://doi.org/10.1016/j.ssi.2014.12.008
https://doi.org/10.1016/j.ssi.2014.12.008
Publikováno v:
Solid State Ionics. 269:67-79
A method is evaluated that determines the chemical oxygen surface exchange k δ and chemical bulk diffusion coefficient D δ of mixed ionic–electronic conducting La 0.58 Sr 0.4 Co 0.2 Fe 0.8 O 3 − δ (LSCF) by using electrochemical impedance spec
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::3f43cd13bb68a02f8088168cb741fb74
https://doi.org/10.1016/j.ssi.2014.11.018
https://doi.org/10.1016/j.ssi.2014.11.018
Publikováno v:
ECS Transactions. 61:283-293
Mixed ionic-electronic conducting (MIEC) materials are of great interest for a variety of high-temperature applications, such as solid oxide fuel cell (SOFC) cathodes or dense ceramic membranes for gas separation. Several MIEC perovskite oxides, name
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_dedup___::60ac22bb9433f5c86b19277b36e09961
https://doi.org/10.1149/06101.0283ecst
https://doi.org/10.1149/06101.0283ecst
Publikováno v:
ECS Transactions
A three-dimensional (3D) finite element method (FEM) model that enables the performance simulation of mixed ionic-electronic conducting (MIEC) oxygen transport membranes (OTM) has been developed. In order to evaluate the influence of a porous functio
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_dedup___::f0a964988ef6b97ef5a6aaf51720bdd4
https://doi.org/10.1149/05701.2543ecst
https://doi.org/10.1149/05701.2543ecst
Autor:
Heike Störmer, Ellen Ivers-Tiffée, Stefan Wagner, Dagmar Gerthsen, Levin Dieterle, Philipp Müller, Christian Niedrig, Matthias Meffert
Publikováno v:
Chemistry of Materials. 25:564-573
Ba0.5Sr0.5Co0.8Fe0.2O3–d (BSCF) compacts were prepared and annealed under application-relevant temperatures between 700 and 1000 °C for 100 h. The microstructure and chemical composition was investigated by electron microscopic techniques and ener
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::fb36ee019c542d29aa35c78a4d9bf9d5
https://doi.org/10.1021/cm303670m
https://doi.org/10.1021/cm303670m
Autor:
Matthias Meffert, Lana-Simone Unger, Stefan Baumann, Christian Niedrig, Heike Störmer, Wolfgang Menesklou, Stefan Wagner, Wilhelm Albert Meulenberg, Ellen Ivers-Tiffée, Dagmar Gerthsen
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::969460e83f150803806232d064f2f66c
https://doi.org/10.1002/9783527808465.emc2016.5058
https://doi.org/10.1002/9783527808465.emc2016.5058
