La2NiO4+δ cathode
Enhancing oxygen reduction reaction of YSZ/La2NiO4+δ using an ultrathin La2NiO4+δ interfacial layer
... the cathode has a pure and well crystallized K 2 NiO 4 ...The cathode peaks become well de fined when a thick La 2 NiO 4þ d layer is deposited as it can be seen in the two other samples ( ...d cathode ...
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Enhancing oxygen reduction reaction of YSZ/La2NiO4+δ using an ultrathin La2NiO4+δ interfacial layer
... In this work, La2Ni04+6 is used as cathode material for Intermediate temperature solid oxide fuel cells (IT SOFC). Scanning electron microscopy, X ray diffraction, and electrochemical impedance spectroscopy are ...
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Synthesis and characterization of La2NiO4+δ coatings deposited by reactive magnetron sputtering using plasma emission monitoring
... shown by Briois et al. for YSZ coatings characterized by spectrophotom- etry and EPMA, transparent coatings are fully oxidized [21] . By increas- ing the Ar flow rate at 50 sccm, the transition between stoichiometric and ...
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Synthesis and characterization of La2NiO4+δ coatings deposited by reactive magnetron sputtering using plasma emission monitoring
... treatment, all coatings exhibit crystalline structures that depend on the La/Ni ratio. Some cracks appear on sam- ples deposited on alumina substrates depending to the argon flow rate and influence their electrical ...
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Short wave cathode ray direction finder: detailed description
... L’accès à ce site Web et l’utilisation de son contenu sont assujettis aux conditions présentées dans le site LISEZ CES CONDITIONS ATTENTIVEMENT AVANT D’UTILISER CE SITE WEB. NRC Publicat[r] ...
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Growth of high quality single crystals of strontium doped IJNd,Pr)-nickelates, Nd2−xSrxNiO4+δ and Pr2−xSrxNiO4+δ
... Different points throughout the cross-section of the crystal were analysed to verify the composition of the crystal. It was found that the atomic percentage of both neodymium/praseodymium and nickel remains constant ...
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Whole-rock δ¹⁸O and δ²H footprint of the Canadian Malartic Gold deposit, Pontiac sub-province, Quebec, Canada
... In order to facilitate the computation of the isotopic composition of fluids interacting with the host rocks to the Canadian Malartic deposit, an idealized mineralogy of the greywacke corresponding to 50 vol.% quartz and ...
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A cathode ray direction finder for long waves
... L’accès à ce site Web et l’utilisation de son contenu sont assujettis aux conditions présentées dans le site LISEZ CES CONDITIONS ATTENTIVEMENT AVANT D’UTILISER CE SITE WEB. NRC Publicat[r] ...
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Study of the cathode-electrolyte interface of LiMn1.5Ni0.5O4
... / La version de cette publication peut être l’une des suivantes : la version prépublication de l’auteur, la version acceptée du manuscrit ou la version de l’éditeur. Access and use of [r] ...
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Electrochemical characterization of a new high capacity cathode
... The Cr±Mn double hydroxide obtained through the co- precipitation method described above was mixed with lithium hydroxide, and the mixture wasplaced in an alumna crucible and ®red in a horizontal tube furnace under ...
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Pépite | Ca3Co4O9+δ, cathodes innovantes : optimisation de la microstructure et de la composition
... organised structures can be obtained by using a wide range of templates, such as single organic molecules, dimers, ionic surfactants, block copolymers, carbons, colloids etcetera. As an example, Waterhouse et al. ...
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Characterization of LiFePO4/C Cathode for Lithium Ion Batteries
... The observation by SEM of the lithium precursor alone showed rounded particles (Figure7b), while observation of the iron precursor revealed flat particles (Figure7c).These observations a[r] ...
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Bimetallic catalysts supported on carbon xerogels for PEMFC cathode
... PEMFC cathode Aleksandra Grzelak 1* , Anthony Zubiaur 1 , Nathalie Job 1 1 Université de Liège, Department of Chemical Engineering –Nanomaterials, Catalysis, Electrochemistry (NCE), Building B6a, Sart-Tilman, ...
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Measurement report: Nitrogen isotopes (δ<sup>15</sup>N) and first quantification of oxygen isotope anomalies (Δ<sup>17</sup>O, δ<sup>18</sup>O) in atmospheric nitrogen dioxide
... 2M sodium azide and 100 % acetic acid. The principle of identical treatment (Brand, 1996) was strictly respected where the standards and samples possessed the same nitrite concentration, water isotopes, total volume and ...
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The emission life of oxide cathode tubes
... L’accès à ce site Web et l’utilisation de son contenu sont assujettis aux conditions présentées dans le site LISEZ CES CONDITIONS ATTENTIVEMENT AVANT D’UTILISER CE SITE WEB. NRC Publicat[r] ...
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Characterization of carbon fiber flocked cathode materials
... Performance characteristics include, normalized emittance and normalized brightness of the resultant electron beam, and turn-on field and longevity of the cathodes.. The[r] ...
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Cathode commutable à nanotubes de carbone pour tube à rayons X
... d’une cathode ` a nanotubes de carbone est donc tr` es sensible ` a la pr´ esence d’eau, beau- coup plus qu’` a celle de l’hydrog` ene introduit pr´ ec´ edemment dans les mˆ emes quantit´ ...
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Causal and Δ-Causal Broadcast in Opportunistic Networks
... When Δ-causal ordering is expected in broadcast messages, the question is mostly to determine if two nodes with slightly divergent clocks may take decisions that would violate the causal ordering of the messages ...
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On the use of liquid metals as cathode in molten fluorides
... Therefore, liquid metals research has being transferred to nuclear applications for pyrochemical reprocessing of irradiated nuclear fuels. In the frame of Partitioning and Transmutation con- cept (P&T) [1] , goals ...
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Elaboration, caractérisation et modélisation de cathode sérigraphiée, La0.8Sr0.2MnO3, pour pile à combustible SOFC
... la cathode et à l’interface LSM/YSZ, des essais sous pression partielle d’oxygène fixée ont été effectués pour déterminer les variations de la résistance de polarisation à l’équilibre en fonction de la ...
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