TUHH Open Research
Help
  • Log In
    New user? Click here to register.Have you forgotten your password?
  • English
  • Deutsch
  • Communities & Collections
  • Publications
  • Research Data
  • People
  • Institutions
  • Projects
  • Statistics
  1. Home
  2. TUHH
  3. Publications
  4. Multiplying oxygen permeability of a Ruddlesden‐Popper oxide by orientation control via magnets
 
Options

Multiplying oxygen permeability of a Ruddlesden‐Popper oxide by orientation control via magnets

Citation Link: https://doi.org/10.15480/882.14848
Publikationstyp
Journal Article
Date Issued
2024-02-19
Sprache
English
Author(s)
Zhijun, Zhao  
Leibniz University Hannover  
Chen, Guoxing  
Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e. V.  
Escobar Cano, Giamper  
Leibniz University Hannover  
Kißling, Patrick A.  orcid-logo
Leibniz University Hannover  
Polarz, Sebastian  
Leibniz University Hannover  
Stölting, Oliver  
Leibniz University Hannover  
Feldhoff, Armin  
Leibniz University Hannover  
Bigall, Nadja  
Leibniz University Hannover  
Weidenkaff, Anke  
Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e. V.  
Breidenstein, Bernd  
Leibniz University Hannover  
TORE-DOI
10.15480/882.14848
TORE-URI
https://hdl.handle.net/11420/45823
Journal
Angewandte Chemie  
Volume
136
Issue
8
Article Number
e202312473
Citation
Angewandte Chemie 136 (8): e202312473 (2024)
Publisher DOI
10.1002/ange.202312473
Scopus ID
2-s2.0-85179987436
Publisher
Wiley
Is Supplemented By
https://hdl.handle.net/11420/45819
Ruddlesden-Popper-type oxides exhibit remarkable chemical stability in comparison to perovskite oxides. However, they display lower oxygen permeability. We present an approach to overcome this trade-off by leveraging the anisotropic properties of Nd2NiO4+δ. Its (a,b)-plane, having oxygen diffusion coefficient and surface exchange coefficient several orders of magnitude higher than its c-axis, can be aligned perpendicular to the gradient of oxygen partial pressure by a magnetic field (0.81 T). A stable and high oxygen flux of 1.40 mL min−1 cm−2 was achieved for at least 120 h at 1223 K by a textured asymmetric disk membrane with 1.0 mm thickness under the pure CO2 sweeping. Its excellent operational stability was also verified even at 1023 K in pure CO2. These findings highlight the significant enhancement in oxygen permeation membrane performance achievable by adjusting the grain orientation. Consequently, Nd2NiO4+δ emerges as a promising candidate for industrial applications in air separation, syngas production, and CO2 capture under harsh conditions.
Subjects
Conducting Materials | Magnetic Field | Mixed Ionic Electronic Conducting Membranes | Oxygen Separation | Texture
DDC Class
540: Chemistry
Publication version
publishedVersion
Lizenz
https://creativecommons.org/licenses/by-nc-nd/4.0/
Loading...
Thumbnail Image
Name

Angewandte Chemie - 2023 - Zhao - Multiplying Oxygen Permeability of a Ruddlesden‐Popper Oxide by Orientation Control via.pdf

Type

Main Article

Size

6.93 MB

Format

Adobe PDF

TUHH
Weiterführende Links
  • Contact
  • Send Feedback
  • Cookie settings
  • Privacy policy
  • Impress
DSpace Software

Built with DSpace-CRIS software - Extension maintained and optimized by 4Science
Design by effective webwork GmbH

  • Deutsche NationalbibliothekDeutsche Nationalbibliothek
  • ORCiD Member OrganizationORCiD Member Organization
  • DataCiteDataCite
  • Re3DataRe3Data
  • OpenDOAROpenDOAR
  • OpenAireOpenAire
  • BASE Bielefeld Academic Search EngineBASE Bielefeld Academic Search Engine
Feedback