... that an appropriate increase of the sintering temperature can effectively increase the conductivity of SDC–PNO composite electrolyte, and the maximum conductivity of 0.102 S/cm can be obtained in the sample sintered at 1250 °C and tested at 800 °C. In summary, the electrical conductivity of Sm 0.2 Ce 0.8 O 1.9 can...

... Email: aravinthk@ssn.edu.in Email: ramasamyp@ssn.edu.in 11 07 2020 07 12 2020 10 12 2020 28 01 2021 Al-LLZO solid-state electrolyte FESEM HRTEM Raman spectra XPS electrical conductivity Energy storage via rechargeable batteries is playing an important...

... rapidly declined and stabilized at about 70 mAh g −1 after 20 cycles. Differential capacity and electrochemical impedance analysis indicated that Li 2 MnSiO 4 exhibited lower electric conductivity and higher electrochemical irreversibility than Li 2 FeSiO 4 , which caused its poor electrochemical...

... and reduced atmosphere. La 0.5 Sr 0.2 TiO 2.95 material has an electrical conductivity at 800 °C of 1 S cm −1 under moist hydrogen (H 2 /H 2 O (3%)), reaching 10 S cm −1 when LSTO is prereduced under Ar/H 2 (5%). The polarization resistance of La 0.5 Sr 0.2 TiO 2.95 at 800 °C under moist hydrogen is about...

..., electrochemistry, electrical conduction, and diffusion physics. This model was built using the actual button cell testing geometry and using experimental data for validation purposes. The objective of this study is to understand the effects of the testing setup used on the cell performance and to recommend...

...Zhenwei Wang; Masashi Mori The air-sintering characteristics and electrical conductivity of (Sr 1−x La x )TiO 3 perovskites (0 ≤ x ≤ 0.3) synthesized by the citric acid method were evaluated in terms of their use as interconnect materials in solid oxide fuel cells. A single perovskite phase of (Sr...

... exchange membrane fuel cells (PEMFC) applications. 14 10 2010 02 04 2011 20 06 2011 20 06 2011 electrical conductivity permeability proton exchange membrane fuel cells proton exchange membrane polyurethane sulfonic group fuel cell ionomer The growing scarcity...

... expansion coefficient (TEC) increased remarkably with increasing Co content, but the TEC of SrTi 0.9 Co 0.1 O 3 was comparable with those of SOFC cathodes and anodes. Co doping of SrTiO 3 effectively increased electrical conductivity in air, whereas the conductivity of Co-doped SrTiO 3 in a reducing...

... in view of its high ionic conductivity and performance ( 4 5 6 7 ). two phase oxides carbonates nanocomposite electrical conductivity cerium compounds differential scanning calorimetry electrochemical impedance spectroscopy electrolytes gadolinium compounds ion exchange ionic...

... compounds electrical conductivity electrochemical electrodes electrolytes electron mobility gadolinium compounds hole mobility iron compounds metal-insulator transition powders samarium compounds stoichiometry solid oxide fuel cells double perovskite oxygen nonstoichiometry electrical...

... buffer layers cerium compounds electrical conductivity electrochemical electrodes gadolinium compounds MOCVD sintering solid oxide fuel cells thin films For high performance anode supported solid oxide fuel cells (SOFCs), mixed ionic electronic conducting cathode materials such as LSCF...

.... The nanostructure of the anode has been studied by high-resolution electron microscopy, the crystal structure and lattice parameters have also been studied by X-ray diffraction. The electrical conductivity of the composite anode was studied by electrochemical impedance spectra. 07 04 2010 15 09 2010...

... to simulate the anode or the Ni-mesh, can be seen. The EDX analysis showed that neither any of the alloying elements of Crofer 22 APU nor of Cu could be found in the Ni layer; also no Ni was detected in the steel substrate. Figure 8 shows the temperature dependence of the electrical conductivity...

... has shown the lowest gas permeability of 1 × 10 − 6 l cm − 2 s − 1 at a differential pressure of 3 atm measured with He gas. The electrical conductivity of anode support brazed with BNi2 showed 450 S cm − 1 at 750 ° C and stable value even at the long-term and thermal cycle tests. The brazed anode...

... of electrically conductive materials fabricated via a twin-screw extrusion process followed by selective extraction of one of the two polymers. The matrix consisted of low-viscosity polypropylene and polystyrene (PS) and the conductive additives were composed of high specific surface area carbon black...

... by milling the foam has been calcined for 4 h at 600–800°C as a function of composition. According to literature Co 3 O 4 , Co 2 MnO 4 , and CuMn 1.8 O 4 spinels have been selected in the present work on the basis of electrical conductivity and thermal...

... reported to suffer from insufficient conductivity. So, in this work, in order to enhance the electrical conductivity in the catalyst layer and to increase the catalytic activity, the Raney-nickel catalysts were alloyed with carbon in a planetary-type ball mill. In some samples platinum was added chemically...

... exchange membrane fuel cells electrochemical electrodes membranes electrical conductivity current density Critical proton exchange membrane (PEM) electrolyzer parameters like membrane conductivity, thickness, and type as well as exchange current densities are typically deemed proprietary...

... and electrochemical corrosions in the PEM fuel cell operating environment. The major goals of this research are to find proper physical vapor deposition (PVD) coating materials which would enhance surface properties by making significant improvements on corrosion resistance and electrical conductivity at a reasonable...