NiO/Ni
Magnetic Properties of Cluster Glassy Ni/NiO Core–Shell Nanoparticles: an Investigation of Their Static and Dynamic Magnetization
... The exchange coupling at the interface of nanosized core–shell nanoparticles, comprised of ferromagnetic metallic cores and antiferromagnetic oxide-metal shells, is of great scientific interest. With a view toward devel- ...
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Solution growth of NiO nanosheets supported on Ni foam as high performance electrodes for supercapacitors
... The NiO nanosheets are further characterized by using X-ray diffraction and Raman ...annealed NiO nanosheets are shown in Figure ...phase NiO (JCPDS card ...the NiO nanosheets are of high ...
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Obtaining of Ni/NiO nanopowder from aqua solutions of Ni(CH3COO)2 ammonia complexes
... gases from pore surface. But increase of annealing duration from 60 to 180 min (Figure 11) led to some decrease of specific surface area. Change of powder pore structure (Figure 12) shows that increase of decompos- ition ...
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Quantum point contacts and resistive switching in Ni/NiO nanowire junctions
... identical Ni/ NiO single nanowire ...of Ni nanowire junctions for use as multifunctional nanoscale memory devices and as a platform for investigating quantum transport in the one-dimensional ...
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Synthesis and characterizations of Ni NiO nanoparticles on PDDA modified graphene for oxygen reduction reaction
... the Ni-NiO nanoparticles on poly-(diallyldimethylammonium chloride)-modified graphene sheet (Ni-NiO/PDDA-G) nanocomposites prepared by the hydrothermal method at 90°C for 24 ...The ...
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Anionic and Cationic Surfactants in Ammonia Gas-Mediated Synthesis of β-Ni(OH)2 and NiO Nanostructures
... On this basis, the average crystallite size was estimated about 8 and 23 nm for SDS-0.01 and SDS-0.001, respectively. On the other hand, the X-ray diffraction pattern of SDS-0.01 sample after calcination in air at 300 °C ...
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In Situ Scanning Transmission Electron Microscopy of Ni Nanoparticle Redispersion via the Reduction of Hollow NiO
... a Ni rich or pure Ni phase and the start of the oxide reduc- ...the NiO grains contract (1 to ...hollow NiO particle, and indi- cate that the Ni atoms nucleate near the edge of the ...
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Synthesis and Characterization of Hierarchical NiO/Ni-Co-Mn Oxide Nanocomposite Materials for High Performance Supercapacitors
... that Ni-Co-Mn oxide nanosheet layers were thinly coated on the NiO nanosheet substrate ...2b, Ni-Co-Mn oxide nanosheets directly deposited on nickel foam substrates were shown in Figure ...that ...
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Preparation of Cr-Ni Alloy by Electrochemical Codeposition in a NaCl-KCl-NaF-Cr2O3-NiO Molten Salt
... of NiO to Ni is the highest. Therefore, Ni is first reduced in the molten ...of NiO and Cr 2 O 3 reduction to pure metal in NaCl-KCl-NaF-NiO-Cr 2 O 3 molten salt are ...
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Influence of NiO Reduction on Residual Strain in NiO/Ni YSZ
... prepared NiO-YSZ specimens were sufficiently dense, with relative densities of over ...of NiO-YSZ, Ni-YSZ and YSZ-Frame are summarized in Table ...of Ni- YSZ was gray. However, after the ...
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Self Assembled 3D Flower Like Hierarchical β Ni(OH)2Hollow Architectures and their In Situ Thermal Conversion to NiO
... hollow-sphere arrays with a fine structure of nanoflakelets by an electrochemical strategy based on a polystyrene (PS) sphere colloidal monolayer. Such hierarchically structured hollow-sphere arrays have demonstrated a ...
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Porous Carbon Derived from Petals of Yulan Magnolia Doped with Ni and NiO as Anodes for Lithium Ion Battery
... and Ni [39,40]. The high resolution spectrum of Ni 2p ...peaks, Ni 2p1/2, Ni 2p3/2, and their corresponding satellite peaks at the binding energy of ...typical Ni-O bonds in NiO ...
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Comparative Catalytic Properties of Ni(OH)2 and NiO Nanoparticles Towards the Degradation of Nitrite (NO2-) and Nitric Oxide (NO)
... In Phosphate Buffer Solution, NiO film ionizes forming Ni 2+ O 2- as shown in equation 2. Nitrite ion interacts with the Ni 2+ O 2- ions forming adduct (Eqn 3). Equation 4 represents the rate ...
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Ethanol Sensor Based On Platinum-MWCNT-NiO Nanoparticles Platform Electrode
... the Ni [27] and NiO [28] nanoparticles have been reported and exemplified for NiO nanoparticles as summarised in scheme 1, along side with the electrode modification ...synthesised Ni and ...
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Ni Mg mixed metal oxides for p type dye sensitized solar cells
... observed in the Nyquist plot, the first smaller semicircle with resistance of 30 Ω and the second larger semicircle with a resistance of around 500 Ω. At higher potentials these resistances decrease and three semicircles ...
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Morphology and property control of NiO nanostructures for supercapacitor applications
... both NiO nanostructures at a constant current density of 125 and 80 A/g for NiO NT and NiO NR, ...The NiO NT structure surpasses the results published so far on NiO supercapacitors; the ...
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Optical and dielectric behavior of NiO: Zn quantum dots
... doped NiO nanoparticles recorded in the range of 4000 to 400 cm ...undoped NiO and 3635 cm -1 for 5(wt%) Zn doped NiO nanoparticles are attributed to the O-H stretching vibrations of water molecules ...
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Zeolite-Templated NiO Nanostructure for Methanol Oxidation Reaction
... was added to Pyramid sodium silicate (29.25% wt SiO 2 , 8.85% wt Na 2 O, 61.9% wt H 2 O) (Crossfield Chemicals) under stirring at room temperature, then a mixture solutions of sodium Aluminate NaAlO 2 (52.3% wt Al 2 O 3 ...
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Preparation of RGO/NiO Anode for Lithium-ion Batteries
... porous Ni-MOFs material, which is calcined into metal oxide NiO material, and then its electrical conductivity and electrochemical performance are improved on the basis of retaining spherical pore ...of ...
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NiO/ZnO Nanocomposite as Electrode Material for Supercapacitors
... the NiO/ZnO nanocomposite is analyzed by X-ray photoelectron spectroscopy ...1s, Ni 2p and Zn 2p, ...and Ni and Zn elements in the sample. High resolution XPS spevtra of the Ni, Zn and O ...
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