نتایج جستجو برای: strontium doped lanthanum manganite

تعداد نتایج: 58031  

Journal: :Journal of The Electrochemical Society 2023

Solid oxide electrolysis cell (SOEC) is a very efficient hydrogen production technology, but the degradation serious limiting factor for its long-term implementation. Oxygen electrode (OE) delamination reported to be critical mechanism. In this study, we present methodology understand failure of OE due chemical stress in better perspective. Several configurations were tested: baseline strontium...

2014
Zhanping Song Xiaogang Sun Jingping Qiu

Mesoporous titanium dioxide co-doped with boron and lanthanum has been prepared by template method using boric acid triethyl ester, lanthanum nitrate hexahydrate and tetrabutyl titanate as precursors and Pluronic P123 as template. The as-prepared photocatalyst is characterized by thermogravimetric differential thermal analysis, N2 adsorption-desorption measurements, X-ray diffraction, scanning ...

2014
Yongqiang Liang Haoyan Li Jiang Xu Xin Li Mengchun Qi Min Hu

Surface modification techniques have been applied to generate titanium implant surfaces that promote osseointegration for use in dental applications. In this study, strontium-doped brushite coatings were deposited on titanium by electrochemical deposition. The phase composition of the coating was investigated by energy dispersive X-ray spectroscopy and X-ray diffraction. The surface morphologie...

Journal: :Materials Chemistry and Physics 2021

The evolution of imperfect crystal from a highly amorphous structure to an ordered crystalline via sintering has demonstrated significant development onto the thermophysical properties. Therefore, series La-doped strontium titanate with different morphological properties have been synthesized high energy ball milling subsequent sintering. Doping lanthanum tends inhibit grain growth where reduct...

Journal: :Advanced Energy Materials 2021

Thermochemical splitting of CO2 and H2O via two-step metal oxide redox cycles offers a promising approach to produce solar fuels. Perovskite-type oxides with the general formula ABO3 have recently gained attention as an attractive material alternative state-of-the-art ceria, due their high structural thermodynamic tunability. A novel Ce-substituted lanthanum strontium manganite perovskite-oxide...

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