1 structure and physical properties of metals
PREDICTION OF CHEMICAL REACTIVITY PARAMETERS AND PHYSICAL PROPERTIES OF ORGANIC COMPOUNDS FROM MOLECULAR STRUCTURE USING SPARC pptx
... properties to Program Offices (e.g., Office of Water, Office of Solid Waste and Emergency Response, Office of Prevention, Pesticides and Toxic Substances) and Regional Offices Also, SPARC has been used ... databases The strength of the electrostatic interaction between S and C depends on the magnitude and relative orientation of the local fields of S and C and the dielectric properties and distances through ... Effect 3.4.3.3 Temperature Effect 3.4.4 Results and Discussions 3.4.5 Conclusion PHYSICAL PROPERTIES 4.1 Estimation of Physical Properties 4.2 Physical Properties Computational Approach 4.3 SPARC...
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DSpace at VNU: Structure and electrical properties of the spin 1 2 one-dimensional antiferromagnet Ca2CuO3 prepared by the sol-gel technique
... powder of good quality for further preparation of new materials and study of electronic properties, we have prepared the Ca2 CuO3 by the sol–gel route Experimental details A mixture of Ca(NO3 )2 and ... , Duc-The Ngo2 and Nam-Nhat Hoang3,4 Faculty of Chemical Technology, Hanoi University of Technology, Dai Co Viet, Hanoi, Vietnam Department of Physics and Astronomy, University of Glasgow, Glasgow ... The high purity of the phase of the sol–gel sample allowed us to adopt the bond valence sum model for analysis of the relationship between the structure and electronic properties of Ca2 CuO3 Basically...
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Tài liệu Báo cáo " The effect of cobalt substitution on structure and magnetic properties of nickel ferrite " pptx
... the compensation of ion Fe3+ in the tetrahedral and octahedral location That led to increasing of total magnetization of a molecule Ni1-xCoxFe2O4 and hence there is increasing of MS (table 3) ... high coercivity of materials, the second term can take part of several tens percent of HC and the last one whereas can only reach several hundreds of gauss Thus, the increasing of Co-concentration ... Co-concentration led to the increasing of anisotropy property of ferrites Ni1-xCoxFe2O4, hence it was the increasing of HC The increasing of HC proved that the soft magnetic property of ferrite NiFe2O4 changed...
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Báo cáo khoa học: Crystal structure and enzymatic properties of a bacterial family 19 chitinase reveal differences from plant enzymes pdf
... present analysis of enzymatic properties of ChiG, or by our analysis of the ChiG and ChiC structures Despite the deletion of the B-loop, the two putative catalytic residues Glu68 and Glu77 are structurally ... cell pellet was resuspended in 15 mL of ice-cold spheroplast buffer (10 mL of m Tris ⁄ HCl, pH 8.0, 17.1 g of sucrose, 100 lL of 0.5 m EDTA, pH 8.0, and 200 lL of phenyl- FEBS Journal 273 (2006) ... mg of ChiG per liter of culture) Tests with several substrates showed that removal of the His tag by tobacco etch virus NIa protease (TEV-protease) did not affect the catalytic properties of...
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synthesis, structure and magnetic properties of iron-doped tungsten oxide nanorods
... consisting of WO3 and W There are two characteristic binding energies (707.4 and 711.4 eV) for the photoelectron line of Fe 2p3/2, as illustrated in Fig The binding energies of 707.4 and 711.4 ... (0 1) of WO3, according to JCPDS card No 20-1324 Figs 2c and d also show that the thin layer covering the nanorods is in amorphous The thickness of the amorphous coatings and the size of the ... results indicate that most of the WO2 and part of the W could be oxidized to WO3 after air annealing at 573 K Iron and its oxide could be indexed in the XRD patterns of both samples However, the...
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Báo cáo khoa học: Quaternary structure and functional properties of Penaeus monodon hemocyanin docx
... allosteric properties of the protein and to trace the evolutionary pathway of the allosteric behaviour Results Characterization of the oligomeric state of P monodon Hc In gel-filtration experiments of ... oxygen-binding properties The ultimate aim is a precise definition of the allosteric unit responsible for cooperativity and of the possible role of heterogeneity at subunit level in the modulation of the ... structural stability of arthropod Hc oligomers, the reversibility of the dissociation processes and the occurrence of different subunits, in order to correlate the structural properties of the various...
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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
... at 25 °C, 30 °C and 35 °C in order to identify scalar and dipolar connectivities among heme and amino acid residues Spectral widths of 13 kHz and mixing times of 80 ms for NOESY and 50 ms for TOCSY ... remainder of the target residues assigned by detection of NOESY residue–heme and interresidue cross-peaks solely by the standard Mb fold, and the observation of relaxation effects and/ or sufficient ... Tyr66(E7) (G) and Leu70(E11) (E), and to NHs of heme-residue contacts Tyr66(E7) and Phe46(CD1) to have propionates (A, B, C) and interresidue contacts from Tyr66(E7) to Phe46(CD1) and NHs of Arg48(CD3)...
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Báo cáo toán học: " Structure and electrical properties of sputtered TiO2/ZrO2 bilayer composite dielectrics upon annealing in nitrogen" pdf
... Foundation of China (No 51072049), STD and ED of Hubei Province (Grant Nos 2009CDA035, 2008BAB010, 2010BFA016, and Z20091001) Author details State Key Laboratory of Electrical Insulation and Power ... electrical properties of TiO2/ZrO2 bilayer composite dielectrics and drafted the manuscript HW conceived the study and participated in its design and coordination CY participated in the revision of the ... 2011, 98:123506 Das T, Mahata C, Maiti CK, Miranda E, Sutradhar G, Bose PK: Effects of Ti incorporation on the interface properties and band alignment of HfTaOx thin films on sulfur passivated GaAs...
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Báo cáo hóa học: " Structural and physical properties of antibacterial Ag-doped nano-hydroxyapatite synthesized at 100°C" pptx
... image and EDAX (Figure 4) spectrum of Ca10-xAgx(PO4)6(OH)2, with x = and 0.2, are shown The morphology of the nanoparticles of HAp and Ag: HAp was investigated by SEM SEM images provide the Page of ... results of XRD and TEM, the FTIR and FT-Raman spectra of the HAp show the absorption bands characteristic of hydroxyapatite XPS results provide the additional evidence for the successful doping of ... and composition of the samples Figure shows the survey XPS narrow scan spectra of Ag:HAp (x = 0.2) nanopowder obtained at 100°C and XPS narrow scan spectra of Ag element In the XPS spectrum of...
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Báo cáo hóa học: " Aqueous Solution Preparation, Structure, and Magnetic Properties of Nano-Granular ZnxFe32xO4 Ferrite Films" potx
... 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 ... ions migrate to the surface of the Ag layer mediated by the electrostatic force, and the dehydration reaction is accompanied by the reactions of Eqs and The reduction of NOÀ ions to NOÀ ions is ... composed of fine Ag nano-granules of 1–10 nm in size The surface of the Ag layer possesses the large surface area of the fine Ag nano-granules Heterogeneous nucleation is promoted by the presence of...
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báo cáo hóa học:" Crystal structure and electrical properties of bismuth sodium titanate zirconate ceramics" pdf
... 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 ... and Materials Technology Center (MTEC), Nation Science and Technology Development Agency (NSTDA), Thailand Research Fund (TRF), and the National Research University Project under Thailand’s Office ... structure and electrical properties of bismuth sodium titanate zirconate ceramics Nanoscale Research Letters 2012 7:57 Author details Department of Physics and Materials Science, Faculty of Science,...
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Báo cáo hóa học: " Structure and Photoluminescent Properties of ZnO Encapsulated in Mesoporous Silica SBA-15 Fabricated by Two-Solvent Strategy" doc
... the channels of mesoporous silica SBA15 and MCM-41 and the pores of zeolites Two examples are conventional wetness impregnation [12–15] and the improved method with modification of the surface ... of SBA-15 is as follows [21] A total of g of extracted mesoporous silica SBA-15 was suspended in 20 mL of n-hexane as the first hydrophobic solvent; and the mixture was stirred for h A total of ... applications [11] and has potential application as a short-wave-length light emitting material Now, a lot of studies are concentrated on tuning the band gap of ZnO by changing the diameter of particle...
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Báo cáo hóa học: "Synthesis, structure and magnetic properties of b-MnO2 nanorods" pptx
... critical slowing-down of the spin 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, ... the field of amplitude 6.5 Oe as a function of temperature at frequencies 1, 10, 100 and 1000 Hz nanoparticles of varying diameters between and 15 nm showed size-dependent TC between 36 and 41 K ... the x-ray spectra of the c-Mn2O3 nanoparticles (see Fig of [16]) and the Mn3O4 nanowires (see Fig of [8]) shows that there are no traces of these two phases in the x-ray spectrum of Fig The most...
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Synthesis and Physical Properties of Polyester Amides Derived from Lipid-Based Components
... Study the effects of crystallinity on the physical properties of the PEAs Prepare a PEA with an ester to amide ratio of 4:1 in order to model the trend observed in the physical properties versus ... biodegradability of PEAs with varying ratios of ester to amide groups Increase the molecular weights of the synthesized PEAs to further improve the thermal and mechanical properties (such as ... increased elasticity The increase of ester to amide ratio in PEA structure will diminish the mechanical strength of the polymer Synthesis of the PEA Step 1: Synthesis of different diols from oleic...
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Báo cáo khoa học: "Molecular structure and biochemical properties of lignins in relation to possible self-organization of lignin networks" pdf
... structure and functions of plant cell walls Reticulation may be of importance in durability and mechanical properties, as recently discussed in the case of cell wall proteins by Cassab and Warner ... organization of a system, can be and of time function of redundancy (see Annex) Evolution of the organization as a expressed as a be calculated function of time can thus different types of showing ... tannins and lignins was given Network formation and tion properties self-organiza- Formation of molecular associations belignins and cell wall components sheds light on the importance of the phenolic...
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Structure and magnetic properties of ni nio, co coo composite films
... understanding of the magnetic properties of Ni and NiO in the amorphous or disordered, cluster, nanocrystalline and well crystalline states and the understanding of the exchange coupling and magnetic ... thickness of a) 15 nm; b) 50 nm and c) 100 nm Fig 3.8 Magnetization and coercivity as a function of the thickness of Ni films before and after annealing Fig 3.9 Resistivity as a function of the ... micrograph of a NiO film deposited under an oxygen partial pressure of 1.4 ×10-3 torr and b) the SAED of the film xiv Fig 4.3 TGA curves of NiO powders of a) as-prepared; b) annealed at 100 oC and c)...
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The effects of additional nonmagnetic layers on structure and magnetic properties of l10 fept thin films
... layer and with 0.25 nm and nm Ag top layers Figure 5-6 TEM images and SAED patterns of the FePt films without Ag top layer (a and c) and with nm Ag top layer (b and d) Figure 5-7 HRTEM images of ... magnetic properties of a number of potential alternative media alloys Table 5-I Layer structure and magnetic properties of FePt films with different thicknesses of Ag top layers and different deposition ... Xiaochong and my family for their encouragement, care, and support I Table of contents ACKNOWLEDGEMENTS I TABLE OF CONTENTS VII SUMMARY VII LIST OF PUBLICATIONS IX LIST OF TABLES X LIST OF FIGURES...
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Synthesis, structure and magnetic properties of nanowires and films by electrodeposition
... 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 1.6: Characteristics of high ... increase our understanding of the growth mechanism of single-crystal and poly-crystal nanowires, and the coercivity mechanism of nanowires and continuous films The investigations and results are ... deposition time and length of nanowires Table 4.2: Coercivity Hc and Squareness of Ni nanowires Table 4.3: Coercivity Hc and Squareness of Co nanowires Table 4.4: Coercivity Hc and Squareness of Fe nanowires...
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A comparative study of the biological and physical properties of viscosity enhanced root repair material (VERRM) AND MTA
... Portland Cement 2.2 Physical properties of MTA 2.3 Biological Properties of MTA 13 2.4 Comparison of White and Gray MTA 20 2.5 Comparison between MTA and ... STUDY OF THE BIOLOGICAL AND PHYSICAL PROPERTIES OF VISCOSITY ENHANCED ROOT REPAIR MATERIAL (VERRM) AND MTA PALLAVI UPPANGALA (BDS RGUHS, India) A THESIS SUBMITTED FOR THE DEGREE OF MASTER OF SCIENCE ... antimicrobial and antifungal properties similar to that of super-EBA and ZOE (Torabinejad et al 1995d, Al-Nazhan & Al-Judai 2003) The cytotoxic properties of MTA were lower than that of IRM and super-EBA...
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Investigation on the structure and magnetic properties of co2mnsi heusler alloy for spintronic application
... stable half-metal due to its large band-gap of 0.4 eV [41] in the minority spin band and high Curie temperature of 712°C [42] Polarization of around 60% of both bulk and thin film full-Heusler alloy ... structures and magnetic properties of Co2 MnSi (CMS) Heusler alloy thin films for spintronic application It would 23 provide guidance on the understanding of structural and magnetic properties of CMS ... attention in the field of spinelectronics due to its large band gap of 0.4eV in the minority spin band and high Curie temperature of 712°C According to Valet-Fert model, the use of highly spin-polarized...
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