Recent developments in gas separation membranes enhancing the performance of oxygen and nitrogen separation: A comprehensive review

R Singh, B Prasad, YH Ahn - Gas Science and Engineering, 2024 - Elsevier
Membrane-based separation of oxygen (O 2) and nitrogen (N 2) has emerged as an
essential technological advancement with far-reaching implications across a multitude of …

Three-dimensional imaging of grain boundaries via quantitative fluorescence X-ray tomography analysis

M Ge, X Huang, H Yan, D Gursoy, Y Meng… - Communications …, 2022 - nature.com
Three-dimensional visualization of material composition within multiple grains and across
complex networks of grain boundaries at nanoscales can provide new insight into the …

in situ observation of reversible phase transitions in Gd-doped ceria driven by electron beam irradiation

K Ran, F Zeng, L **, S Baumann… - Nature …, 2024 - nature.com
Ceria-based oxides are widely utilized in diverse energy-related applications, with attractive
functionalities arising from a defective structure due to the formation of mobile oxygen …

Impact of the sintering parameters on the microstructural and transport properties of 60 wt% Ce 0.8 Gd 0.2 O 2− δ–40 wt% FeCo 2 O 4 composites

L Fischer, K Ran, D Sebold, P Behr, S Baumann… - Materials …, 2024 - pubs.rsc.org
The dual-phase composite 60 wt% Ce0. 8Gd0. 2O2− δ–40 wt% FeCo2O4 (60CGO20–FCO)
is shown to be an excellent oxygen transport membrane (OTM) with sufficient stability and …

[HTML][HTML] Lanthanide element variation in rare earth doped ceria–FeCo2O4 dual phase oxygen transport membranes

L Fischer, K Ran, C Schmidt, K Neuhaus, S Baumann… - Open Ceramics, 2024 - Elsevier
The increased interest in dual-phase membrane materials for oxygen separation leads to
the continuous optimization of their composition. Rare-earth doped ceria is a promising …

The in situ generated emerging phase inside dual phase oxygen transport membranes

K Ran, F Zeng, L Fischer, S Baumann, WA Meulenberg… - Acta materialia, 2022 - Elsevier
The in situ generated emerging phase inside the dual-phase oxygen transport membranes
(DP-OTMs) plays a crucial role in boosting the overall performance of DP-OTMs. However …

Role of Fe/Co Ratio in Dual Phase Ce0.8Gd0.2O2−δ–Fe3−xCoxO4 Composites for Oxygen Separation

L Fischer, K Ran, C Schmidt, K Neuhaus, S Baumann… - Membranes, 2023 - mdpi.com
Dual-phase membranes are increasingly attracting attention as a solution for develo**
stable oxygen permeation membranes. Ce0. 8Gd0. 2O2− δ–Fe3− xCoxO4 (CGO-F (3− x) …

[PDF][PDF] Impact of the sintering parameters on the microstructural and transport properties of 60 wt% Ce0. 8Gd0. 2O2Àd–40 wt% FeCo2O4 composites

L Fischer, K Ran, D Sebold, P Behr, S Baumann… - 2024 - publications.rwth-aachen.de
The dual-phase composite 60 wt% Ce0. 8Gd0. 2O2Àδ–40 wt% FeCo2O4 (60CGO20–FCO)
is shown to be an excellent oxygen transport membrane (OTM) with sufficient stability and …

Ceria-based composites for application in oxygen transport membranes

L Fischer - 2024 - research.utwente.nl
Among the gas membrane separation technologies, inorganic dense membranes, like
oxygen transport membranes (OTMs), are regarded as one of the most potential and …