Enhanced proton conductivity in zirconium-rich perovskites via barium diffusion-assisted low-temperature sintering

2025/01/01 by Aman Sharma, Konosuke Watanabe, Hiroyuki Shimada +6 · 1 voice
Materials Science · Engineering · #Advancements in Solid Oxide Fuel Cells #Fuel Cells and Related Materials #Electronic and Structural Properties of Oxides

paper · doi:10.1039/d5ta06821e

openalex publication_date 2025/01/01 · openalex created_date 2025/09/05 · openalex updated_date 2026/08/01

Abstract

BaCO 3 addition to NiO-BCZYYb4411 anode enables Ba diffusion-assisted sintering of BCZYYb4411 electrolytes at reduced temperatures (1200–1400 °C). Enhanced grain growth (∼10 μm) and many-fold conductivity improvement achieved.

Citations

• Phase Transitions, Thermal Expansions, Chemical Expansions, and CO 2 Resistances of Ba(Ce 0.8- x Zr x Y 0.1 Yb 0.1 )O 3- δ (x = 0.1, 0.4) Perovskite-Type Proton Conductors

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