THE INFLUENCE OF COBALT ON CRYSTAL STRUCTURE AND MAGNETIC PROPERTIES OF nimnsbb2 HEUSLER ALLOYS

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... addition of Co2+ ion content, which may be attributed to the ionic radii of constituent ions causing increase in lattice parameter and the densities of pure cobalt ferrite (5.29 g/cm3) and pure nickel ... temperature.These plots show that an increase in Co2+ doping yields monotonic increase in the saturation magnetization of Niferrite which may be due to the substitution of Ni2+ ions by Co2+ on the octahedral ... to the contribution of magnetocrystalline anisotropy of material, the second one is given by shape anisotropy of crystalline particles (domains) and the third one is orginated from the action of...

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... done on the effects of layers added to the FePt magnetic layer The focus point of this thesis project is to carry out a systematic study on the influence of additional nonmagnetic layers on the ... performance The effect of additional nonmagnetic layers on the phase transformation of FePt thin films with different substrates is the major objective of the thesis Furthermore, the correlation between ... L10 phase A systematic investigation on Ag top layers, intermediate layers and underlayer on the phase transformation of the FePt thin films was conducted The relationships between the microstructure,...

Investigation on the structure and magnetic properties of co2mnsi heusler alloy for spintronic application

... films for spintronic application It would 23 provide guidance on the understanding of structural and magnetic properties of CMS Heusler alloys and its further application into the field of spin-electronics ... [34], the origin of the bandgap in Heusler alloys is caused by the d-d states hybridization of X and Y transition metals, as the DOS 14 in the vicinity of EF is dominated by the d-states The formation ... properties of Heusler alloys Figure 1.10: Structure of (a) C1b half -Heusler alloys; (b) L2 full -Heusler alloys; (c) B2 full -Heusler alloy; (d) A2 full -Heusler alloy Adapted from [32] 13 The Heusler...

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... were made with PYMOL [47] able sequences, some bacterial family 19 chitinases have catalytic domains that are at least as large as those of the plant enzymes and that may contain at least six ... 35 Kawase T, Yokokawa S, Saito A, Fujii T, Nikaidou N, Miyashita K & Watanabe T (2006) Comparison of enzymatic and antifungal properties between family 18 and 19 chitinases from S coelicolor A3 (2) ... Haemophilus inﬂuenzae, and Pseudomonas aeruginosa Although many plant family 19 chitinases are known, crystal structures are available for only two of these [9,15–17] The ﬁrst structure of a bacterial...

Báo cáo khoa học: H NMR study of the molecular structure and magnetic properties of the active site for the cyanomet complex of O2-avid hemoglobin from the trematode Paramphistomum epiclitum pdf

... CbHs CdHs CeHs CfH NH CaH CbH CdHs CeHs NH CaH CbH CdH NH CaH CbH CdHs CeHs CfH NH CaH CbH CbHÂ CdHs CeHs OH NH CaH CbH3 NH CaH CbH CcH3 NH CaH CbH CbHÂ CcH CdH3 CdH3Â NH CaH CbH3 NH CaH CbH ... NH CaH CbH CbHÂ NdH NH CaH CbH CcH3 NH CaH CbH CcH3 CcH3Â NH CaH CbH CbH CdHs CfH NH CaH CaHÂ NH CbH CbHÂ CdHs CeHs CfH NH CaH CbH CdHs CeHs CfH NH CaH CbHs CcH CeH3 CaH CbH CcHs CcHÂ CdH3 3.25 ... position E7 as the source of the H- bond to ligand on the basis of a partial sequence, which had indicated a Tyr on the distal E-helix The similarity in the 1H NMR spectra of the three globin complexes...

báo cáo hóa học:" Crystal structure and electrical properties of bismuth sodium titanate zirconate ceramics" pdf

... zirconium-doped bismuth sodium titanate ceramics Adv Mater Res 2008, 55:133-136 doi:10.1186/1556-276X-7-57 Cite this article as: Rachakom et al.: Crystal structure and electrical properties of bismuth sodium ... representation and manipulation of crystal structures and calculation of the resulting X-ray powder patterns J Appl Cryst 1996, 29:301-303 12 Jones GO, Thomas PA: Investigation of the structure and phase ... of materials Hence, this study showed that the observed dielectric and ferroelectric properties of BNTZ ceramics largely depended on compositional and crystal structure changes Optimization of...

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... proﬁles of the Fe-doped tungsten oxide nanorods after annealing in air The inset shows the morphology of the annealed sample and the area for recording EDX spectrum other iron oxides because of the ... in different iron oxides In order to determine the magnetization contribution of different magnetic phases, a basic knowledge for the magnetic properties of bulk Fe and its oxides is crucial ... magnetization at K of the asprepared sample in an applied ﬁeld of T is as large as 56 Am2 =kg, arising from the magnetization of metallic Fe and its oxides Assuming a magnetic moment of 2:2mB per iron...

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... Izaki’s method, the incorporation of Zn into magnetite was finished by the deposition of magnetite film on ZnO thin film, so the Zn content of ferrite film and the magnetic properties cannot be well adjusted ... patterns of the ZnxFe3-xO4 ferrite films with x = 0, 0.12, 0.41, 0.77, and 0.99 Figure shows the XRD patterns of the ZnxFe3-xO4 ferrite films with the x values of 0, 0.12, 0.41, 0.77, and 0.99 ... Zn0.41Fe2.59O4 ferrite film has 1521 a slightly rough surface with a thickness of about 300 nm (Fig 5d) The nano-granular microstructure of the deposited ferrite films may result from the random nucleation of...

Báo cáo hóa học: "Synthesis, structure and magnetic properties of b-MnO2 nanorods" pptx

... investigated b-MnO2 nanorods can, therefore, be explained in terms of a superposition of 123 86 magnetic properties of the spatially segregated constituent manganese-oxide phases b-MnO2 and a-Mn2O3, ... temperatures 93 K and 80 K (best observed on the T and T curves) that are independent of the magnetic field, followed by a decrease of Fig (Color online) (a) Atomic-resolved HRTEM image of a b-MnO2 nanorod, ... fluctuations Discussion Fig (a) Magnetization as a function of the magnetic field of the b-MnO2 nanorods at 5, 55 and 110 K (b) Expanded portions of the M(H) curves, showing hysteresis at K (below 1000...

Structure and magnetic properties of ni nio, co coo composite films

... fabrication of Ni/ NiO composites using a sputtering technique The study of the mechanisms of the high magnetization and coercivity of Ni/ NiO composites The study of Ni/ NiO composites prepared by magnetic ... 6.3 Effect of composition on the magnetic properties of Ni/ NiO composites 131 6.4 Effect of magnetic field on the magnetic properteis of Ni/ NiO composites 132 6.5 Phase and microstructure analysis ... magnetization of a Co/ CoO composite annealed under different oxygen ratios and b) the composition of the CoO in the Co/ CoO composites annealed under different oxygen ratios Fig 7.5 The exchange bias and coercivity...

Synthesis, structure and magnetic properties of nanowires and films by electrodeposition

... 4.4.1 Structure and microstructure of Fe nanowires ………………… … 97 4.4.2 Magnetic properties of Fe nanowires ……………………………… 100 4.5 Cu nanowires …………………………………………………………… 102 4.5.1 Structure and microstructure ... parameter of nanowires …………………………………………86 4.2 Ni nanowires ……………………………………………………………… 87 4.2.1 Structure and microstructure of Ni nanowires ……………………… 87 4.2.2 Magnetic properties of Ni nanowires ……………………………… ... Alnico alloys Table 1.2: Magnetic properties of ferrites Table 1.3: Magnetic properties of Sm-Co magnets Table 1.4: Magnetic properties of NdFeB Table 1.5: Magnetic properties of L10 alloys Table...

single crystal growth and magnetic properties of rrhin5 compounds

... experiments and energy band calculations 2.4 MAGNETIC PROPERTIES OF RIN3 AND RRHIN5 COMPOUNDS 2.4 27 Magnetic properties of RIn3 and RRhIn5 compounds 1) RIn3 compounds Rare earth intermetallic compounds ... Results and Discussion 5.1 Magnetic properties and CEF scheme in RRhIn5 5.2 Fermi surface and magnetic properties of PrTIn5 (T: Co, Rh and Ir) 5.3 Unique magnetic properties of RRhIn5 ... the magnetic properties of RRhIn5 series The present thesis consists of the following contents In Chap 2, the fundamental 2.1 Magnetic Properties of Rare Earth Compounds Magnetic properties of...

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... physiologic conditions in the liver sinusoids The monolayer cultures were monitored by conventional light microscopy ELISA measurements of cytokine production The production of the inflammatory ... systems where the levels of oxygen have not been an issue Production of reactive oxygen and nitrogen species There was little expression of NO during the first 48 h of culture at both oxygen tensions ... activated phenotype when they are incubated at low oxygen levels The transfer of LSECs from an in vivo low oxygen tension to an in vitro high oxygen tension may exert effects on the cells similar...

THE INFLUENCE OF THE KU80 CARBOXY-TERMINUS ON ACTIVATION OF THE DNA-DEPENDENT PROTEIN KINASE AND DNA REPAIR IS DEPENDENT ON THE STRUCTURE OF DNA COFACTORS Derek S.

... science and in life I truly appreciate her friendship and mentorship iii ABSTRACT Derek S Woods The Influence of the Ku80 Carboxy-Terminus on Activation of the DNA- Dependent Protein Kinase and DNA Repair ... to one stage of the cell cycle and instead can occur at all stages17 Initiation of NHEJ requires the formation and activation of the DNA- dependent protein kinase (DNA- PK) Once activated, DNA- PK ... variations occur through distinct protein- protein interactions between the carboxy terminal (C-terminal) region of Ku80 and DNA- dependent protein kinase catalytic subunit (DNA- PKcs) Discrimination of...

Báo cáo y học: "HLA-DR regulation and the influence of GM-CSF on transcription, surface expression and shedding

... is a glycosylated cell surface transmembrane protein expressed on antigen-presenting cells and constitutively expressed on monocytes Expression of HLA-DR by monocytes is essential for the presentation ... post-translational modification of HLA-DR which may be responsible for a lowered cell surface expression of HLA-DR preventing expression to the cell surface and leading to accumulation in the cytoplasm ... Kelsey SM Administration of recombinant human granulocyte-macrophage colony- stimulating factor after chemotherapy regulates the expression and secretion of monocyte tumor necrosis factor (TNF) and...

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