Potential of pyrochlore structure materials in solid oxide fuel cell applications

AP Anantharaman, HP Dasari - Ceramics International, 2021 - Elsevier
Pyrochlore structure material (A 2 B 2 O 7) has gained interest in diverse applications like
catalysis, nuclear waste encapsulation, sensors, and various electronic devices due to the …

Synthesis and structures of high-entropy pyrochlore oxides

Z Teng, L Zhu, Y Tan, S Zeng, Y Xia, Y Wang… - Journal of the European …, 2020 - Elsevier
Multicomponent oxides with pyrochlore structure (A 2 Zr 2 O 6 O') containing up to 7 different
cations with equiatomic amounts have been successfully synthesized, which broadens …

Single-phase duodenary high-entropy fluorite/pyrochlore oxides with an order-disorder transition

AJ Wright, Q Wang, C Hu, YT Yeh, R Chen, J Luo - Acta Materialia, 2021 - Elsevier
Improved thermomechanical properties have been reported for various high-entropy oxides
containing typically five metal cations. This study further investigates a series of duodenary …

Influence of B site substituent Ti on the structure and thermophysical properties of A2B2O7-type pyrochlore Gd2Zr2O7

C Wan, Z Qu, A Du, W Pan - Acta materialia, 2009 - Elsevier
Since the structural integrity of A2B2O7-type pyrochlores relies mostly on the
interconnecting BO6 octahedra, Ti4+ was selected to partially substitute Zr4+ in Gd2Zr2O7 …

Influence of order-disorder transition on the mechanical and thermophysical properties of A2B2O7 high-entropy ceramics

J Zhu, M Wei, J Xu, R Yang, X Meng, P Zhang… - Journal of Advanced …, 2022 - Springer
The order-disorder transition (ODT) of A2B2O7 compounds obtained enormous attention
owing to the potential application for thermal barrier coating (TBC) design. In this work, the …

Enhanced up-conversion and temperature-sensing behaviour of Er 3+ and Yb 3+ co-doped Y 2 Ti 2 O 7 by incorporation of Li+ ions

BP Singh, AK Parchur, RS Ningthoujam… - Physical Chemistry …, 2014 - pubs.rsc.org
Y2Ti2O7: Er3+/Yb3+ (EYYTO) phosphors co-doped with Li+ ions were synthesized by a
conventional solid-state ceramic method. X-ray diffraction studies show that all the Li+ co …

[HTML][HTML] Glass-like thermal conductivity in mass-disordered high-entropy (Y, Yb) 2 (Ti, Zr, Hf) 2O7 for thermal barrier material

D Song, T Song, U Paik, G Lyu, YG Jung, HB Jeon… - Materials & Design, 2021 - Elsevier
An entropy-stabilization strategy was applied to engineer a novel thermal insulating material
by establishing a single-phase solid solution with the formula of (Y 1/2 Yb 1/2) 2 (Ti 1/3 Zr …

Gd2Zr2O7 and Nd2Zr2O7 pyrochlore prepared by aqueous chemical synthesis

L Kong, I Karatchevtseva, DJ Gregg… - Journal of the European …, 2013 - Elsevier
Abstract Pyrochlore structured Gd 2 Zr 2 O 7 and Nd 2 Zr 2 O 7 are produced via complex
precipitation processing. A suite of characterization techniques, including FTIR, Raman, X …

Structural, dielectric and electrical properties of pyrochlore-type Gd2Zr2O7 ceramic

SK Sharma, HS Mohanty, DK Pradhan, A Kumar… - Journal of Materials …, 2020 - Springer
This work reports on the dielectric and electrical properties of a single-phase polycrystalline
pyrochlore structured Gd 2 Zr 2 O 7 ceramics with a highly dense and compact …

Solubility, structure transition and chemical durability of Th-doped Nd2Zr2O7 pyrochlore

L Wang, J Li, H Xie, Q Chen, Y Xie - Progress in Nuclear Energy, 2021 - Elsevier
Pyrochlore is regarded as a potential host matrix for actinides of high-level radioactive
wastes. Thorium-doped neodymium zirconate pyrochlore samples were prepared by spray …