structure and effectives transport properties

... 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...

Ngày tải lên: 17/03/2014, 14:51

... pillar heights of lm and the schematic of final structure of LSMO/LMO superlattices for I-V cross-plane measurement (b) Side view of final structure and (c) top view of final structure However, the ... behavior with LSMO FWHM (0.027 ) and LMO FWHM (0.102 ) and (b) 110 RSM of a micronthick LSMO/LMO superlattice The LSMO and LMO peaks have a small degree of spread and show a consistent in-plane ... resistivities helped to suppress electrical and thermal parasitics in cross-plane transport measurements, thereby simplifying the interpretation of magnetotransport and lattice thermal conductivity measurements...

Ngày tải lên: 06/05/2014, 08:53

Ngày tải lên: 13/05/2014, 09:07

... conclusion, the field emission properties for Ag-TCNQ nanostructured array were dependent on the structure and morphology determined by the reaction temperature and the initial Ag film thickness ... Because the Ag-TCNQ nanowires with 30-nm-thick Ag film are with regular array and proper structure of tips, their field emission properties dependence on the other growth conditions are first studied in ... temperature of 373, 393 and 413 K with 30-nm-thick Ag film, respectively, and other conditions are the same With the temperature increasing, the turn-on field is 2.0, 5.5 and 7.0 V/lm, respectively...

Ngày tải lên: 21/06/2014, 17:20

... important role in determining the microstructure, magnetic and transport properties of the magnetic oxide thin films (2) A whole picture of the structure and magnetic properties of half metallic magnetite ... textured and epitaxial inasmuch as the temperature, substrate and the strain effects etc; get in-depth understanding of the relation between the growth condition, microstructure and the physical properties ... nanocrystalline SrRuO3 thin film and its spin glass behavior” Journal of Magnetism and Magnetic Materials (accepted) X.L Huang, Y Yang, J Ding Structure and magnetic properties of Fe3O4 thin films...

Ngày tải lên: 09/09/2015, 10:15

... (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...

Ngày tải lên: 13/02/2014, 04:20

... 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...

Ngày tải lên: 07/03/2014, 11:20

... 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...

Ngày tải lên: 20/03/2014, 13:08

... Previously, we compared the structure and properties of the wild-type HSP22 and its K141E mutant [29] The present study analyses the structure and properties of K137E and the K137,141E mutant of ... b-strands are numbered and the b5 and b7 strands are shown in red and blue, respectively G104 (equivalent to K137 of human HSP22) and R108 (equivalent to K141 of human HSP22) are shown in purple and ... quantities of a-helices and is enriched in unordered structure and b-strands The residues of HSP22 that are predicted to form b-strands are indicated by wide dashed red lines in Fig 1B and are located...

Ngày tải lên: 23/03/2014, 07:20

... 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 Š ½r0 Š Three-state MWC...

Ngày tải lên: 23/03/2014, 13:20

... 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...

Ngày tải lên: 23/03/2014, 17:22

... medicine, science, and engineering As the electronics and computer technology advances, the NMR instrumentation benefits, and along with it, the NMR methods for acquiring information expand as well as ... sensitivity and information content in NMR spectra Molecular biology and medicine were revolutionized by the advent of multidimensional NMR spectroscopy and NMR imaging Apart from chemical analysis and ... more demanding than chemical analysis and medical imaging as they are rather diverse All three major methodical branches of NMR are needed They are relaxometry, imaging, and spectroscopy And imaging...

Ngày tải lên: 29/05/2014, 18:32

... experimental and theoretical studies of their structure and properties The existence of especially stable clusters is sometimes advocated to construct models of amorphous materials Structure and Properties ... Metalcarbohedrenes 355 11S.1 Structure and infrared vibrational spectroscopy 355 11.5.2 Other physical properties of metcars 359 11S Chemical reactivity 360 xiv Structure and Properties of Atomic ... is at N = 71, and two additional 28 Structure and Properties o Atomic Clusters f adjacent umbrellas at N = 81 and N = 88 Again those umbrellas share triangular faces On the other hand MIC umbrellas...

Ngày tải lên: 04/06/2014, 14:33

... that the structure includes the two layer stacks of TiO2 and ZrO2 films and that the interface layer is observed between the ZrO2 film and the Si substrate The physical thickness of ZrO2 and TiO2 ... 22(4):1342 19 Zhao X, Vanderbilt D: Structural and dielectric properties of amorphous ZrO2 and HfO2 Phys Rev B 2006, 74:12108 20 Wong H, Iwai H: On the scaling issues and high-κ replacement of ... 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...

Ngày tải lên: 20/06/2014, 21:20

... 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...

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 ... 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 ... PANalytical B.V., Almelo, The Netherlands) with CuKa radiation was used to investigate the phase and crystal structure of the sintered ceramics The preliminary crystal structure details were calculated...

Ngày tải lên: 21/06/2014, 17:20

... 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...

Ngày tải lên: 22/06/2014, 00:20

... 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 =...

Ngày tải lên: 22/06/2014, 22:20

... Osamu Kojima 231 Transport and Eletronics Properties of Quantum Dot Systems 245 Chapter 11 Electron Transport Properties of Gate-Defined GaAs/AlxGa1-xAs Quantum Dot 247 Dong Ho Wu and Bernard R ... band, and h ( h ) for hole in valence band; they create (annihilate) the carrier with spin projection  for electrons and  for holes Considering negligible the piezoelectricity and the band-mixing ... the Optical and Transport Properties of Quantum Dots 4.3 Height engineering of self-assembled InAs/GaAs QDs for wideband emission The indium-flush process is a very reproducible and predictable...

Ngày tải lên: 26/06/2014, 23:21

... 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...

Ngày tải lên: 09/08/2014, 03:24