A review on dual-phase oxygen transport membranes: from fundamentals to commercial deployment

R Kiebach, S Pirou, LM Aguilera, AB Haugen… - Journal of Materials …, 2022 - pubs.rsc.org
Oxygen transport membranes (OTMs) are a promising alternative to cryogenic air separation
(ASU) or pressure swing adsorption (PSA) for oxygen production. Using these ceramic …

Evidence that surface-segregated Sr phases can be removed in LSCF via ceria pre-infiltration, are less apt to form in SSC

Y Zhang, JD Nicholas - Journal of The Electrochemical Society, 2021 - iopscience.iop.org
Abstract Here Ce 0.9 Gd 0.1 O 1.95− x (GDC) pre-infiltration was performed on 12 vol.% La
0.6 Sr 0.4 Co 0.8 Fe 0.2 O 3− x (LSCF) or Sm 0.5 Sr 0.5 CoO 3− x (SSC) infiltrated GDC …

Surface recrystallization–an underestimated phenomenon affecting oxygen exchange activity

Đ Tripković, R Küngas, MB Mogensen… - Journal of Materials …, 2019 - pubs.rsc.org
The rate of oxygen surface exchange on (La0. 6Sr0. 4) 0.99 CoO3− δ (LSC) and (La0. 6Sr0.
4) 0.98 FeO3− δ (LSF) was investigated by means of Electrical Conductivity Relaxation …

Improving oxygen incorporation rate on (La0. 6Sr0. 4) 0.98 FeO3-δ via Pr2Ni1-xCuxO4+ δ surface decoration

M Khoshkalam, Ð Tripković, X Tong… - Journal of Power …, 2020 - Elsevier
Insufficient electrocatalytic activity for oxygen reduction/evolution in lanthanum strontium
ferrite (LSF) perovskites at temperatures below 700° C, limits the utilization of these Co-free …

Improved electrocatalytic properties of strontium-doped lanthanum nickelate cathodes by infiltrating samarium-doped ceria

L Wang, XB Xie, Q Xu, DP Huang, M Chen, K Zhao… - Ionics, 2022 - Springer
Abstract Ce0. 8Sm0. 2O1. 9 oxygen-ion conductor was infiltrated into the backbone of pre-
prepared porous La1. 8Sr0. 2NiO4+ δ electrode to enhance the electrocatalytic properties of …

Design of mixed ionic-electronic materials for permselective membranes and solid oxide fuel cells based on their oxygen and hydrogen mobility

V Sadykov, E Pikalova, E Sadovskaya, A Shlyakhtina… - Membranes, 2023 - mdpi.com
Oxygen and hydrogen mobility are among the important characteristics for the operation of
solid oxide fuel cells, permselective membranes and many other electrochemical devices …

Two-step sintering technique for enhancing mechanical and oxygen permeation properties of dual-phase oxygen transport membranes

K Raju, S Kim, EJ Kang, KS Yun, YH Seong… - Journal of the European …, 2021 - Elsevier
The present work involved the application of a two-step sintering (TSS) technique for typical
Ce 0.9 Gd 0.1 O 2− δ–La 0.6 Sr 0.4 Co 0.2 Fe 0.8 O 3–δ (GDC–LSCF) composites and its …

Oxygen transport mechanism and the effect of microstructure on the oxygen response behavior of an oxygen-sensitive composite Ce0. 9Gd0. 1O2-ẟ–La0. 6Sr0 …

S Das, SK Pratihar - Sensors and Actuators B: Chemical, 2024 - Elsevier
Compositions like gadolinium doped cerium oxide Ce 0.9 Gd 0.1 O 2-ẟ and strontium doped
lanthanum ferrite La 0.6 Sr 0.4 FeO 3-ẟ, or their composites are well known in the field of …

Enhancing CO2 electrolysis through engineering atomic oxygen transfer at interfaces

S Liu, Y Xu, K Xie, L Ye, L Gan - Separation and Purification Technology, 2022 - Elsevier
Solid oxide carbon dioxide electrolyser may play a key role in transforming our global
energy landscape into a carbon–neutral energy cycle. However, the dominant process of …

Electrochemical Cells for Novel Routes to Ammonia

PV Hendriksen, X Sun, F Mondi, PR Monich… - ECS …, 2023 - iopscience.iop.org
Ammonia is an extremely important chemical compound. The conventional production route
is CO2 intensive and almost 2% of global anthropogenic CO2 emissions stems from …