Perovskite-type BaZr0.1Ce0.7Y0.1M0.1O3−δ (M = Fe, Ni, Co, and Yb) (BZCY-M) oxides were synthesized using the conventional solid-state reaction method at 1350–1550°C in air in order to investigate...

2025年2月20日 · As a result, this study reports the physicochemical and electrochemical characterization of commercial protonic electrolytes BaZr 0.8 Y 0.2 O 3-δ (BZY) and BaZr 0.7 Ce 0.2 Y 0.1 O 3-δ (BZCY) containing Ni 2+ and Cu 2+ (as oxides, 1 wt.%) as sintering aids with the aim of contributing to the advancement of such materials as well as SOC's technolo...

2023年3月1日 · The crystalline structure of the synthesized BZCY powder was examined using X-ray Diffractometer (XRD, Bruker D8 Advance) in the 2θ range from 10 to 90°. JADE analysis software was used to analyze the measured X-ray diffraction data. The Rietveld refinement of XRD pattern was carried out by using the software “GSAS”.

The XRD of the BZCYZ powders (cubic perovskite structure; the band gap energy is 2.96 eV based on the UV-vis diffuse reflectance spectrum [23], see Figure S1) obtained at room temperature is ...

Figure 1 shows the XRD patterns of BZCYYb powders synthesized by conventional SSR method and GNP method followed by calcination at 1100 C for 5 h, respectively. The BZCYYb powder produced by GNP...

2013年6月1日 · The crystalline structures of the BZCYYb powder and sintered pellets were analyzed by X-ray diffractometry (XRD; Rigaku D/MAX-2200) with Cu Kα radiation at a wavelength of 1.5406 Å. XRD was performed at 40 kV and 20 mA in the range of 2 θ = 20–90° with a scanning speed of 4 θ min −1 .

2012年3月22日 · In situ temperature-dependent micro-Raman scattering and x-ray diffraction have been performed to study atomic vibration, lattice parameter and structural transition of proton-conducting Ba (Zr 0.8−x Ce x Y 0.2)O 2.9 (BZCY) ceramics (x = 0.0–0.8) synthesized by the glycine–nitrate combustion process.

钙钛矿型 Ba (Zr0.1Ce0.7Y0.2)O3-delta (BZCY) 和 Ba (Zr0.1Ce0.7Yb0.1)O3-delta (BZCYYb) 质子导体粉末采用新型固液复合方法合成。 通过XRD、SEM、XRF、BET和粒度分布 (PSD)分析对所得粉末进行表征。 以聚乙烯吡咯烷酮（PVP）为表面活性剂，在1150℃下煅烧一次，得到粒径小于400nm的高纯度、单相、微团聚粉末。 研究了烧结 BZCY 和 BZCYYb 粉末的烧结行为和离子电导率，并相互比较。 结果表明，BZCY 的烧结行为在引入 10 mol% Yb 后受到抑制，表现为晶 …

近日，来自 南华大学的侯杰教授与深圳大学的骆静利教授（加拿大工程院院士） 合作，在国际知名期刊 Chemical Engineering Journal 上发表题为“ Constructing highly active surface-nanostructured core/bi-shell La1.2Sr0.8Ni0.5Mn0.5O4+δ cathode for protonic ceramic fuel cells ”的论文。 本论文采用Mn部分替代La1.2Sr0.8NiO4+δ （LSNO）的Ni亚晶格，开发了用于质子陶瓷燃料电池（PCFC）的高活性La1.2Sr0.8Ni0.5Mn0.5O4+δ（LSNM）阴极。

To develop efficient cathode materials for solid oxide fuel cells (SOFCs) based on Ba (Zr0.1Ce0.7Y0.2)O3 d (BZCY) electrolyte, we have examined a series of cobalt-doped BZCY samples with the intended composition of BaZr0.1Ce0.7Y0.2 xCoxO3 d (where x …