Investigating the nano-scale structure and composition dynamics during the phase transition towards complete separation of CeO<sub>2</sub>–ZrO<sub>2</sub> solid solutions-Reference-Cited by-同舟云学术

Investigating the nano-scale structure and composition dynamics during the phase transition towards complete separation of CeO₂–ZrO₂ solid solutions

Published:2024 Issue:32 Volume:12 Page:21148-21155
ISSN:2050-7488
Container-title:Journal of Materials Chemistry A
language:en
Short-container-title:J. Mater. Chem. A

Author:

Oh Seol Hee¹,Kim Hyun-Kyu²^ORCID,Park Sun-Young³^ORCID,Kim Yeong-Cheol²,Kwon Deok-Hwang¹,Yang Sungeun¹⁴^ORCID,Ji Ho-Il¹⁴^ORCID,Chang Hye Jung¹⁴^ORCID,Yoon Kyung Joong¹^ORCID,Son Ji-Won¹^ORCID,Lee Jong-Ho¹⁴^ORCID

Affiliation:

1. Energy Materials Research Center, Korea Institute of Science and Technology, Seoul 02792, Korea

2. School of Energy Materials and Chemical Engineering, Korea University of Technology and Education, Cheonan 31253, Korea

3. Technology Support Center, Korea Institute of Science and Technology, Seoul 02792, Korea

4. Division of Nanoscience & Technology, University of Science and Technology, Seoul 02792, Korea

Abstract

The phase separation of CZO involves a structured process delineated into three key reaction steps: (1) transformation into defect fluorite, (2) conversion into the pyrochlore structure, and (3) complete separation into Ce2O3 and ZrO2 phases.

Funder

National Research Foundation of Korea

Korea Institute of Science and Technology

Publisher

Royal Society of Chemistry (RSC)

Link

http://pubs.rsc.org/en/content/articlepdf/2024/TA/D4TA02923B

Reference48 articles.

1. Formation of CeO2−ZrO2 Solid Solution Nanocages with Controllable Structures via Kirkendall Effect

2. Catalytic propane reforming mechanism over Zr-doped CeO2(111)

3. An unusual promotion of the redox behaviour of CeO2-ZrO2 solid solutions upon sintering at high temperatures

4. Density Functional Theory Analysis of Raman Frequency Modes of Monoclinic Zirconium Oxide Using Gaussian Basis Sets and Isotopic Substitution

5. Electron Localization Determines Defect Formation on Ceria Substrates