structure and electrical properties
Báo cáo toán học: " Structure and electrical properties of sputtered TiO2/ZrO2 bilayer composite dielectrics upon annealing in nitrogen" pdf
Ngày tải lên :
20/06/2014, 21:20
... strain and dielectric properties in ZrTiO4 thin films Appl Phys Lett 2000, 76:3043 22 Wang H, Wang Y, Feng J, Ye C, Wang BY, Wang HB, Li Q, Jiang Y, Huang AP, Xiao ZS: Structure and electrical properties ... 51072049), STD and ED of Hubei Province (Grant Nos 2009CDA035, 2008BAB010, 2010BFA016, and Z20091001) Author details State Key Laboratory of Electrical Insulation and Power Equipment, School of Electrical ... Pulsed laser deposition and analysis for structural and electrical properties of HfO2TiO2 composite films Jpn J Appl Phys 2004, 43:1571 13 Ramani K, Singh RK, Cracium V: Hf-O-N and HfO2 barrier layers...
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báo cáo hóa học:" Crystal structure and electrical properties of bismuth sodium titanate zirconate ceramics" pdf
Ngày tải lên :
21/06/2014, 17:20
... that the observed dielectric and ferroelectric properties of BNTZ ceramics largely depended on compositional and crystal structure changes Optimization of these properties could be achieved by ... Metal 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 ... zirconate experiment and analysis and drafted the manuscript PJ participated as the assistant for the research experiment AW and SJ participated in the conception and design of the study and revised the...
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Tài liệu Báo cáo " The effect of cobalt substitution on structure and magnetic properties of nickel ferrite " pptx
Ngày tải lên :
13/02/2014, 04:20
... (222), (400), (422), (511) and (440) These planes are indications of the presence of a spinel cubic structure The diffraction lines corresponding to a cubic, spinel-type and crystalline phase provides ... cell and N is the Avogadro’s number Since each primitive unit cell of the spinel structure contains molecules, the X-ray density, ‘D X’ was determined according to the following relation and is ... X-ray, θ the angle between the incident and diffracted beams (degree) and d the particle size of the sample (nm) (in Table 1) 3.2 FT-IR spectroscopy The band wavenumber v1 , v2, (Table 2) generally...
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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
Ngày tải lên :
07/03/2014, 11:20
... enzyme with respect to its catalytic properties and crystal structure The crystal structures of ChiG and ChiC [18] permitted structural comparison between bacterial and plant enzymes, which provided ... extended towards Cys183 in ChiC (and in the plant enzymes) Compared to the barley enzyme, ChiC and ChiG lack three loops (A, B and C) and a C-terminal extension (Figs and 4B) In addition, one other ... experiments and helpful discussions, and May Bente Brurberg and Svein Horn for helpful discussions The authors acknowledge the beamline staff at ID14-EH3 for technical assistance, and the ESRF and the...
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growth, structure and electrical conduction of wo3 nanorods
Ngày tải lên :
19/03/2014, 16:48
... single point mode Results 3.1 Structure and composition of the WO3 nanorods The Fig 1a and b are typical images acquired on tungsten oxide nanorods in taping AFM and CAFM mode, respectively The ... 2) and the (0 0) planes of the monoclinic structure These results indicate that the very thin nanorods (one to four monolayers) have a hexagonal structure which transforms in the monoclinic structure ... time varying between 30 and 90 the nanorods dimensions lies in the 1–30 mm, 10–200 nm, 1– 50 nm, ranges for length, width and thickness, respectively Generally, the thickness and width of the nanorods...
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synthesis, structure and magnetic properties of iron-doped tungsten oxide nanorods
Ngày tải lên :
20/03/2014, 13:08
... temperature and vanishes at 1000 K Among all iron oxides, Fe3O4 and g-Fe2O3 exhibit the largest saturation magnetization of 84 and 74 Am2/kg, respectively The slightly decreasing feature between 800 and ... Science Foundation of China (Grants nos 59725103, 50332020, and 50171070), and the scientific exchange program between China and The Netherlands References [1] A Hoel, L.F Reyes, P Heszler, V Lantto, ... 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 weak diffraction peaks for iron and...
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Báo cáo khoa học: Quaternary structure and functional properties of Penaeus monodon hemocyanin docx
Ngày tải lên :
23/03/2014, 13:20
... essential in order to obtain quaternary structures larger than hexamers, and that different quaternary structures exhibit different cooperative and allosteric properties [18,41,42] Furthermore, the ... in Table 1, C or I, and, to some extent, also I* and C* The lower stability of Hc from nonpeneid Crustacea yields a structure where divalent ions (such as Ca2+ and Mg2+) and pH regulate the oligomerization ... Beltramini et al P monodon hemocyanin structure and function equilibrium constant, lo, describes the ratio of conformations r and t in the absence of ligand: lo ¼ ½t0 ½r0 Three-state MWC...
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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
Ngày tải lên :
23/03/2014, 17:22
... Hemoglobin and Myoglobin and Their Reactions with Ligands Elsevier, North-Holland Publishing, Amsterdam, the Netherlands Dickerson, R.E & Geis, I (1983) Hemoglobin: Structure, Function, Evolution and ... in the crystal structure of Pe metHbH2O [16] and as conrmed herein by solution 1H NMR of Pe metMbCN Proximal and distal residues are shown as rectangles and circles, respectively, and arrows connecting ... ligand to participate in H-bonding to the ligated cyanide The van der Waals surfaces for the Tyr32(B10) Og and the 10 tilted cyanide ligand are shown in Fig and establish that the Tyr Og and...
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Báo cáo hóa học: " Aqueous Solution Preparation, Structure, and Magnetic Properties of Nano-Granular ZnxFe32xO4 Ferrite Films" potx
Ngày tải lên :
21/06/2014, 17:20
... ions and both the O and the ions in A sites and not contain the vibration of the ions in B sites at all [23, 24] Figure shows the Raman spectra measured at 293 K for the Fe3O4, Zn0.41Fe2.59O4, and ... was fitted by two peaks at 648 and 679 cm-1 In fact, the Raman modes at 653 and 648 cm-1 are ascribed to the oxygen breathing vibrations against zinc; and the 681 and Fig The top view SEM micrographs ... DMABFe(NO3)3-Zn(NO3)2 solutions at 80°C by adjusting the Zn(NO3)2 concentration The dependence of structure and magnetic properties of the ZnxFe3-xO4 ferrite films on the Zn content was studied 1519 diffraction...
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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
Ngày tải lên :
22/06/2014, 00:20
... three emission bands assigned to the UV band-edge emission (368 nm), the violet emission (420 nm), and the blue emission (457 nm) The blue shift of the UV band-edge emission and the blue emission ... 380 nm and the visible emission band ranging from 440 to 600 nm [34] In general, the emission band in the visible region is associated with structural defects in ZnO [5] The UV near-band-edge ... interface traps and the valence band Similar results have also been reported in the ZnO/SBA-15 Nanoscale Res Lett (2009) 4:646–654 nanocomposite [12] The weak and broad blue emission band centered...
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Báo cáo hóa học: "Synthesis, structure and magnetic properties of b-MnO2 nanorods" pptx
Ngày tải lên :
22/06/2014, 22:20
... 10, 100 and 1000 Hz (Fig 5f) We observe a frequency-independent peak at 40.5 K, 123 The rich structure of the M(T) curves can be analyzed by considering magnetic properties of the b-MnO2 and a-Mn2O3 ... strength and then 50 ml of the solution was sealed in an 80 ml teflon-lined autoclave Hydrothermal synthesis was performed at 100 °C for 48 h The product was filtered and rinsed with ethanol and dried ... pyrolusite tetragonal structure with a = 4.40410 A, ˚ c = 2.87650 A and space group P42/mnm, whereas the minority phase could be indexed to the a-Mn2O3 ˚ bixbyte orthorhombic structure with a =...
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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
Ngày tải lên :
09/08/2014, 03:24
... the 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 ... detail, heterogeneity in lignin formation and molecular structure, has been demonstrated in the case of gymnosperms (Terashima and Fukushima, 1988) and in the case of angiosperms (Higuchi, 19135; ... monocotyledons (grasses and bamboos) and Salicaceae (poplars) Ester bonds of phenolic acids to C and Cy-hydroxyls of a monomeric propane chains (Fig 1C5to Molecular associations and cell wall lignification...
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Structure and magnetic properties of ni nio, co coo composite films
Ngày tải lên :
12/09/2015, 08:20
... 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 ... Ding, Y P Feng, and J.Y Lin, “Magnetic properties of single crystalline Ni and Co nanowires”, J Phys Chem B 109, 3098 (2005) J.B Yi, J Ding, Z.L Zhao, and B.H Liu, “High coercivity and exchange ... CoxMnx, FexMnyRh1~x~y and CrxAl1~x were investigated and explored for their good corrosion properties and high Néel temperature Other antiferromagnets, for example, FeF2 and MnF2 [33, 49], are...
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The effects of additional nonmagnetic layers on structure and magnetic properties of l10 fept thin films
Ngày tải lên :
13/09/2015, 21:23
... changed from a continuous maze-like structure to an isolated island structure The formation of the island structure may realize the decoupling between FePt particles and cause the change of magnetization ... Table 6-I Layer structure and magnetic properties of FePt films with different thicknesses of Ag intermediate layers and different deposition conditions Table 7-I FePt film structures and coercivity ... without Ag top 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...
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Synthesis, structure and magnetic properties of nanowires and films by electrodeposition
Ngày tải lên :
14/09/2015, 08:45
... 4.2.1 Structure and microstructure of Ni nanowires………………………… 87 4.2.2 Magnetic properties of Ni nanowires………………………………… 91 vii 4.3 Co nanowires……………………………………………………………… 93 4.3.1 Structure and microstructure ... can show two unique nanostructures They were bamboolike and layer-like structures The bamboo-like and layer-like structures were found at atomic percentage of Co 15% and 25%, respectively The ... and microstructure of NiCu alloy nanowires……………… 126 5.2.2 Magnetic properties of NiCu alloy nanowires…………………… 129 5.3 CoCu alloy nanowires……………… …………………………………… 130 5.3.1 Structure and microstructure...
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Investigation on the structure and magnetic properties of co2mnsi heusler alloy for spintronic application
Ngày tải lên :
16/10/2015, 12:00
... which, the structures, magnetic properties and interfacial morphologies of these MgO buffered CMS thin films were studied 3) Cr was used as the buffer layer The structures and magnetic properties ... the 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 ... alloys 1.4.2.1 Effect of lattice parameter Magnetic and electronic properties of both half-Heusler in C1b structure and full-Heusler in L21 structure are dependent on the magnitude of the lattice...
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THE INFLUENCE OF COBALT ON CRYSTAL STRUCTURE AND MAGNETIC PROPERTIES OF nimnsbb2 HEUSLER ALLOYS
Ngày tải lên :
24/06/2016, 12:58
... CHAPTER III: RESULTS AND DISCUSSION 3.1 Crystalline structure of NiMnSbB2 and NiMnSbCo1B2 The samples using are NiMnSbB2 and NiMnSbCo1B2 to survey the crystalline structure and properties of samples ... elemental Boron and our group Cobalt In this thesis we refer to manufacturing technologies and experiments of crystal structure, magnetic and magnetic refrigeration NiMnSbCo1B2 alloy and NiMnSbB2 ... ( 𝐶(𝑇,𝐻) 𝐻 𝜕𝑇 ) 𝑑𝐻 𝐻 (1.9) Both ∆SM (T )∆H and ∆Tad (T )∆H depend on temperature and ∆H (Equations 1.5 and 1.9, respectively) and are usually studied and reported as functions of temperature for...
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Electronic structure and magneto optical properties of solids v antonov, b harmon, a yaresko
Ngày tải lên :
17/03/2014, 14:51
... electronic structure, optical, MO, and XMCD properties of compounds and multilayered structures Chapter of this book is of an introductory character and presents the theoretical foundations of the band ... both functionals [84, 85] A= TLFeBOOK 12 ELECTRONIC STRUCTURE AND MO PROPERTIES OF SOLIDS In a study of the band structure of V and Cu, Norman and Koelling [86] found that the LMH potential gave ... experimental and theoretical investigations of the electronic structure, optical and MO properties of transition metal multilayered structures (MLS) The most important from the scientific and the technological...
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PREDICTION OF CHEMICAL REACTIVITY PARAMETERS AND PHYSICAL PROPERTIES OF ORGANIC COMPOUNDS FROM MOLECULAR STRUCTURE USING SPARC pptx
Ngày tải lên :
22/03/2014, 14:20
... 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 the conducting ... because of expense and because trained technicians and adequate facilities are not available for measurement efforts involving thousands of chemicals In fact, physical and chemical properties have ... providing chemical and physical 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...
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