Al-Ni-Co-Fe
1 Co-, Cu- and Fe-Doped Ni/Al 2O3 Catalysts for the
... Ni/Al 96.70 0.13 0.03 0.00 0.30 2.84 90 16 26.14 0.3407 5.6 Ni-Co/Al 95.84 0.14 0.00 0.00 1.04 2.98 96 19 26.19 0.3400 5.5 Ni-Cu/Al 97.80 0.22 0.07 0.00 0.39 1.52 130 39 ...
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The investigation of active sites on nickel oxide based catalysts towards the in-situ reactions of methanation and desulfurization
... than Co that composed of ...of Co should be higher than Fe by referring to the loading of metal with ratio of Fe: Co: Ni = 10: 30: ...of Fe was revealed while only 0.08 % ...
9
Effect of Substitution of Al for Fe on Magnetic Properties and Particle Size of Ni Co Nanoferrite
... synthesized by sol-gel auto-ignition method and the effect of non-magnetic aluminum content on the nanosize particles and magnetic properties has been studied. The X-ray diffraction (XRD) revealed that the powders ...
5
The Phase Equilibria and Seebeck Coefficient of (Co,M)3AlC (M=Fe or Ni)
... which Fe was ...þ Fe):Al:C 3.0:1:0.56 (samples 2, 11, 15 and 19) and (Co þ Fe):Al:C ...taining Fe were larger than those of the ternary samples at any ...þ Fe):Al:C = ...þ ...
6
Interdiffusion in Co Solid Solutions of Co Al Cr Ni System at 1423 K
... of Co alloys, there are a lot of solute elements which extend the Co solid solutions over a wide composition ...This Co solid solution with the wide composition ranges enables us newly to develop ...
9
Heavy Metals in Paddy Soils of Brunei Darussalam and Their Relationship with Selected Soil Properties
... Senkuang. Al, Fe, Mn and Cd were high in these areas however; Cu, Zn, Cr, Co, Ni and Pb were below safety limit of soil while Mn and Cd were above the permissible limit according to the ...
9
Transformation Temperatures and Electrochemical behavior of Polycrystalline Fe-Doped Ni-Mn-Ga and Co-Ni-Ga Alloys
... system Ni-Mn-Ga are type Heusler structure ...of Ni-Mn-Ga systems is that the alloys show an important response due to external stimuli at some temperatures close to martensitic ...et al [10] ...
10
Electroless Quaternary Ni-Co-Cu-P Deposition On Fe Substrate
... electroless Ni-Co-P by Aly et ...as Ni-W-Cu-P, Ni-Re-W-P, Ni-Mo-Cr-P, Ni-Fe-P-B, Ni-W-Cr-P, Ni-Zn-Cu-P and ...et al. (2004) proved that ternary ...
24
Safflorite, (Co,Ni,Fe)As2, isomorphous with marcasite
... complex Co—Ni—As ore deposits, such as Håkansboda, Sweden (Carlon & Bleeker, 1988), the Cobalt District, Ontario (Petruk et ...of Fe—Ni—Co disulfides, diarsenides, and sulfarsenides ...
5
Resolving and modeling the effects of Fe and Mn redox cycling on trace metal behaviour in a seasonally anoxic lake
... et al (1998) and used to calculate the saturation index with respect to each metal ...of Co, Ni and Mn by FeS has previously been demonstrated in the laboratory under conditions typical of anoxic ...
46
Analytical Determination of Heavy Metals in Various Dokha and Shisha Products, and Related Health Implications
... However, other metals such as lead, cadmium, and nickel are not important for the plant growth but they can cause serious health and ecological problems, and several toxic metals as carcinogens. Cadmium (Cd), chromium ...
7
Oxide Particle Refinement in 4 5 mass%Al Ni Based ODS Superalloys
... The pinning effect indicates that yield stress of ODS superalloys depends on the mean distance between the particles (denoted as separation), which is resulted from the number density of the oxide particle. Thus particle ...
7
CADMIUM GEOCHEMISTRY OF SOILS AND WILLOW IN A METAMORPHIC BEDROCK TERRAIN AND ITS POSSIBLE RELATION TO MOOSE HEALTH, SEWARD PENINSULA, ALASKA
... Although Al, Cd, Co, Cu, Fe, Mo, Ni, Pb, and Zn were examined, our focus in this exploratory study was on the level of Cd in the 3 soil horizons and willow between and within the 2 prospects ...
13
Preparation, Characterization and Application of Stainless Steel/Fe, Co, Ni Electrocatalyst Electrodes
... because Fe is highly reactive, thus it was possible to occur reaction of Fe and oxygen to form Fe 2 O 3 which affects the reversible reaction at the ...
10
Magnetostriction of ternary Fe–Ga–X alloys (X=Ni,Mo,Sn,Al)
... for Ni, Mo, and Sn containing alloys, with either 关 100 兴 or 关 110 兴 perpendicular to the ...The Al samples had 关 100 兴 perpen- dicular to the ...desired Fe–Ga–X (X ⫽ Ni,Mo,Sn,Al) ...
5
Theoretical Predict of Half Metals in Co Cr Fe Al Alloys
... of Fe is larger than that of Cr, the potential around Fe is deeper than that of ...of Fe is located in lower energy range, compared with the DOS of ...of Co, Cr and ...
5
Phosphate Sorption and Reductive Dissolution in Aluminum/Iron-Hydroxide Co-Precipitates.
... and Fe(II) concentration. Based on the fact that short-range order Al- and Fe- hydroxides are rapidly dissolved by oxalate (Jackson et ...Biogenic Fe(II) was measured as dissolved ...
153
A study of grain and particle sizes of 40%Ni-Fe, 50%Ni-Fe and 75%Ni-Fe nanopowder prepared by mechanical alloying
... 40% Ni-Fe alloy for Ni powder the particle size decreases from 80 µm to ...for Fe the decrease is only from 24 µm to 4.8 µm at 2 hours. In 50% Ni-Fe alloy for Ni powder ...
6
Phase Separation of the B2 Structure Accompanied by an Ordering in Co Al and Ni Al Binary Systems
... the Co-Al system shows the occurrence of the metastable (A2 + B2) two-phase region in the Co-rich side of the phase diagram, as can be seen in ...the Co-Al binary ...( Co) phases ...
10
The microstructure and hardness of Ni-Co-Al-Ti-Cr quinary alloys
... A series of twenty-seven alloys from the Ni – Co – Al – Ti – Cr system were investigated using DSC, SEM, neutron diffraction and hardness measurements. All of the alloys examined exhibited a uniform ...
21