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Kinetics of Aluminization and Homogenization in Wrought H-X750 Nickel-Base Superalloy
Aluminization and Homogenization Wrought H-X750 Nickel-Base Superalloy
2014/10/23
In sub-millimeter sheets of wrought H-X750 Nickel-base superalloy, aluminum-rich coatings are bonded to matrix with a vapor phase aluminization process. If an appropriate amount of aluminum is bonded ...
Ferric hydrogen sulfate supported on silica-coated nickel ferrite nanoparticles as new and green magnetically separable catalyst for 1,8-dioxodecahydroacridine synthesis
Magnetically separable catalyst Ferric hydrogen sulfate Nickel ferrite nanoparticles 1,8-Dioxodecahydroacridine
2014/3/8
A new magnetically separable catalyst consisting of ferric hydrogen sulfate supported on silica-coated nickel ferrite nanoparticles was prepared. The synthesized catalyst was characterized using vibra...
Liquid Phase Hydrogenation of Nitrobenzene over Nickel Supported on Titania（图）
hydrogenation nitrobenzene nickel titania aniline
2013/10/5
The catalytic hydrogenation of nitrobenzene to aniline employing nickel impregnated on rutile, anatase, and high surface area titania supports has been investigated. The nickel is present in elemental...
Synthesis of Nickel Hexacyanoferrate Nanoparticles and Their Potential as Heterogeneous Catalysts for the Solvent-Free Oxidation of Benzyl Alcohol（图）
hexacyanoferrate nanoparticle heterogeneous catalyst benzyl alcohol benzaldehyde
2013/10/9
Nickel hexacyanoferrate nanoparticles were synthesized and characterized using elemental analysis, thermal analysis, infrared spectroscopy, and X-ray diffraction. A FE-SEM image of the nickel hexacyan...
Preparation of a Nickel Molybdenum Carbide Catalyst and Its Activity in the Dry Reforming of Methane（图）
catalyst activation catalyst selectivity fuel dry reforming methane
2013/10/13
Nickel molybdenum carbide catalysts were prepared and their activities in the CO2 reforming of methane at a low CO2/CH4 reactant ratio were investigated using a microreactor at atmospheric pressure an...
Deactivation and Regeneration of Nickel-Based Catalysts for Steam-Methane Reforming（图）
nickel catalyst steam reforming deactivation sintering sulfur poisoning regeneration
2013/10/15
The deactivation of nickel catalysts used in Arak and Razi petrochemical complexes followed by catalyst regeneration was evaluated. The characterization of the different structures was made by powder ...
Effects of annealing and annealing cooling media in corrosion resistance and microhardness of low content Chromium Nickel steel
Corrosion Resistance Microhardness
2010/9/26
To study the effect of intermediate spheroidal annealing on some properties of a metal, samples of chromium-nickel steal were chosen. The samples were carburized, normalized, annealed, hardened and te...
Nickel Phosphide Catalysts Supported on SBA-15 for Hydrodesulfurization of 4,6-Dimethyldibenzothiophene
Nickel phosphide catalyst SBA-15 support Hydrodesulfurization 4,6-Dimethyldibenzothiophene EXAFS
2010/9/8
Ni2P catalysts supported on SiO2 and SBA-15 were successfully prepared by temperature-programmed reduction (TPR), and the effect of Ni2P dispersion on the 4,6-dimethyldibenzothiophene hydrodesulfuriza...
Metallic Iron and Nickel in Cretaceous and Cenozoic Sediments: The Results of Thermomagnetic Analysis
Cosmic Dust Metallic Iron Nickel Fe-Ni Alloy Meteorites Sediments Thermomagnetic Analysis Curie Point
2013/3/13
With the aid of thermomagnetic analysis (TMA) up to 800ì the composition and distribution of particles of native iron and Fe-Ni alloy was studied in 15 sections, Gams (Austria), Verhorechie and Selbu...
Removal of Cadmium, Copper, Lead and Nickel from Aqueous Solution by White, Yellow and Red United Arab Emirates Sand
UAE sand heavy metal removal cadmium copper lead nickel
2010/12/21
Problem statement: To remove toxic heavy metal ions from wastewater using local sand as a low cost adsorbent. Approach: Removal efficiency of Cd(II), Cu(II), Pb(II) and Ni(II) from aqueous solution by...
Nickel-free austenitic stainless steels for medical applications
Nickel-free austenitic stainless steels medical applications
2010/10/12
The adverse effects of nickel ions being released into the human body have prompted the development of high-nitrogen nickel-free austenitic stainless steels for medical applications. Nitrogen not only...
Yolk-like micro/nanoparticles with superparamagnetic iron oxide cores and hierarchical nickel silicate shells
Yolk - like nano and micro particles magnetic iron oxide the layered silicate nickel shells sol-gel process
2015/3/30
Yolk-like nano/microparticles with superparamagnetic iron oxide (SPIO) cores and hierarchical nickel silicate (NS) shells, designated yolk SPIO@NS, are fabricated by combining the versatile sol–gel pr...
Influence of nickel on structure and hardness of Fe-Co bulk metallic glasses
nickel structure hardness glasses
2010/8/11
Metallic glasses (also known as metallic amorphous alloys) are newcomers to the group of amorphous materials. First, metallic glass (Au75Si25) was made by Duwez in 1960 and developed with the use of t...
Turbine blades of the single crystal nickel based CMSX-6 superalloy
Superalloys Single crystal Turbine blades
2009/12/14
Purpose: Research and Development Laboratory for Aerospace Materials in Rzeszow University of Technology is the place where production of single crystal nickel base superalloys has been proved technic...
The Removal of Nickel(II) Ions By Cladophora crispata In A Two-staged Batch Reactor
Cladophora crispata heavy metal adsorption adsorption isotherms equilibrium
2009/10/14
The effects of adsorption conditions on the adsorption of nickel(11) ions to inactivated Cladophora crispata, a green algae, were investigated in an agitated batch reactor. The optimum initial pH, tem...