Results 131 to 140 of about 12,799 (240)

Influence of Al content on thermal cycling behavior of HVOF-NiCrAlY+APS-nYSZ thermal barrier coatings

open access: yesJournal of Aeronautical Materials
NiCrAlY is a commonly used metallic bond coat material for thermal barrier coating in gas turbines. This study investigates the effect of two NiCrAlY powders with different aluminum contents for gas turbine fabrication on the thermal cycling behavior of ...
LI Chao   +4 more
doaj   +1 more source

Suspension plasma spray and performance characterization of half cells with NiO/YSZ anode and YSZ electrolyte

open access: yes, 2011
The use of a liquid feedstock carrier in suspension plasma spray (SPS) permits injection of fine powders, providing the possibility of producing sprayed coatings that are both thin and dense and have fine microstructures.
Hui, S.   +4 more
core   +1 more source

Effect of sintering temperature on the structure, morphology, and conductivity of LSM/YSZ composite electrode synthesized via solid state reaction [PDF]

open access: yesPhilippine E-Journal for Applied Research and Development, 2018
To fully achieve the advantages of hydrogen-producing solid oxide electrochemical cells (SOCs), it is necessary to synthesize electrodes that would lengthen the operating time of these SOCs.
Christian C. Vaso   +2 more
doaj  

Effects of coal syngas major compositions on Ni/YSZ anode-supported solid oxide fuel cells

open access: yes, 2010
This paper presents a systematical evaluation of the effects of CO2, H2O, CO, N2 and CH4 in the coal syngas on the properties of typical Ni/YSZ anode-supported solid oxide fuel cells (SOFCs).
Sun SS   +5 more
core  

Morphology and catalytic performance of flake-shaped NiO-yttria-stabilized zirconia (YSZ) particles with nanocrystalline YSZ grains

open access: yes, 2012
The flake-shaped NiO-yttria-stabilized zirconia (YSZ) particles with nanocrystalline YSZ grains were synthesized using the sucrose-concentrated H2SO4 dehydration reaction, and their microstructure was characterized by scanning electron microscopy (SEM ...
Dong, Dehua   +6 more
core   +1 more source

Innovative synthesis and performance enhancement of yttria-stabilized zirconia nanocrystals via hydrothermal method with Uncaria gambir Roxb. leaf extract as a capping agent

open access: yesKuwait Journal of Science
Yttria-stabilized zirconia (YSZ) is a ceramic material with versatile applications, yet its synthesis and performance improvements remain essential. This study introduces an innovative hydrothermal synthesis method with pH control and Uncaria gambir Roxb.
doaj   +1 more source

Performance Comparison of (La, Sr) MnO3/YSZ and La0.6Sr0.4Co0.2Fe0.8O3-δ Oxygen Electrodes for Solid Oxide Electrolysis Cells

open access: yes, 2010
构建了氧电极材料分别为(La,Sr)MnO3/YSZ(LSM/YSZ)和La0.6Sr0.4Co0.2Fe0.8O3-δ(LSCF)的固体氧化物电解池(SOEC).在750℃、电流密度为0.25A/cm2的SOEC模式下,分别对两种类型的SOEC进行了约110h的电解实验.结果表明,LSM/YSZ可能是较好的SOEC氧电极材料.依据电化学表现、XRD和微观结构 ...
许赪, 王蔚国, 丁军锋
core  

Comparison of Oxidation Resistance of YSZ and YSZ-Alumina Coatings on Ni-based Superalloy

open access: yes, 2013
Cyclic oxidation of an Y2O3-stabilized ZrO2 (YSZ) coating on Ni-based superalloy was performed in a furnace at 1100 °C for 4 h. After each cycle, the specimen was cooled in the furnace, inspected and its peripheral condition was observed.
Ghobeiti Hasab, Mehdi, Rashnuei, Kamran
core   +2 more sources

Preparation and characterization of yttria stabilized zirconia (YSZ) films deposited by dip-coating on LSM-YSZ substrate with different proportions

open access: yes, 2019
In this work, sol-gel/dip-coating process for obtaining yttria stabilized zirconia (YSZ, ZrO2–8% Y2O3) films deposited onto LSM-YSZ (lanthanum strontium manganite (LSM, La0.7Sr0.3MnO3) mixed with YSZ) with different proportions (20/80, 50/50, 80/20) was ...
Mariana de Mattos Vieira Mello Souza (4749843)   +2 more
core   +1 more source

Additive manufacturing of 3D yttria-stabilized zirconia microarchitectures

open access: yesMaterials & Design
The additive manufacturing (AM) of yttria-stabilized zirconia (YSZ) microarchitectures with sub-micrometer precision via two-photon lithography (TPL), utilizing custom photoresin containing zirconium and yttrium monomers is investigated.
J.P. Winczewski   +6 more
doaj   +1 more source

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