X-ray Absorption Fine Structure Spectroscopic Studies
X-ray Absorption Fine
... Some EXAFS references • Multiple edges, structural information: B Ravel, E. Cockayne, M. Newville and K. M. Rabe. "Combined EXAFS and first- p g y principles theory study of Pb1-xGexTe." Phys. Rev. B 60(21): pp ...
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X-ray Absorption Fine Structure and X-ray Excited Optical Luminescence Studies of One-dimensional Nanomaterials
... The above observations in Figure 6-2 and Figure 6-4 show that, although synthesized via the same route, BNNT prepared with natural B and 10 B differ in purity. The 10-BNNT has no noticeable oxide impurities, whereas ...
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Near-edge X-ray absorption fine structure studies of Cr1-xMxN coatings
... 12 been seen that the first spectrum in TFY mode is marginally shifted towards a lower energy position. In TFY mode, a small peak is observed to be followed by the first spectrum. However, in both modes, all the second ...
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X-ray Absorption Fine Structure Studies of Calcium Silicate Hydrate Biomaterials in Drug Delivery
... In chapter 3, Ca and Si K-edge XANES studies of CSH with different morphologies before and after ibuprofen (IBU) loading were presented. It is found that there are significant interactions of the drug molecules ...
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Nanostructured Tin-Based Anodes for Lithium Ion Batteries with X-Ray Absorption Fine Structure Studies
... original structure and morphology of the ...as X-ray Absorption Fine Structure (XAFS) could be an ideal method for studies of electrochemical ...radiation studies ...
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X-ray Absorption Fine Structure and X-ray Excited Optical Luminescence Studies of Gallium Nitride - Zinc Oxide Solid Solution Nanostructures
... our X-ray absorption studies of GaN- ZnO solid solutions has identified many areas in which these materials can be improved, and some of the challenges that they will present for future ...
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Experimental and Theoretical Developments in Extended X Ray Absorption Fine Structure (EXAFS) Spectroscopy
... The term corresponding to secondary scattering by the absorber was first discussed by Lee 10 and allows a rigorous treatment of the effect of the central atom p[r] ...
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Extended X-ray absorption fine structure study of Er bonding in AlNO:Erx films with x <= 3.6%
... averages of the simulated spectra shown in Fig. 3, of Er substituting for Al in AlN and of Er located in a secondary phase or defect configuration (Er 2 O 3 , ErN, metallic Er and Er in octahedral or tetrahedral ...
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Evaluation of Gallium Arsenide Thermal Expansion Coefficient by Extended X Ray Absorption Fine Structure
... Measurements were done such that the X-ray beam impinges on the largest ho- mogeneous region of the sample. Two ionization chambers filled with krypton gas at pressures 140 and 500 mbar were used to measure ...
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X ray spectroscopic study of the electronic structure of CuCrO2
... electronic structure of the p-type transparent conducting oxide CuCrO 2 has been studied by x-ray photoemission, x-ray absorption, and x-ray emission ...inelastic ...
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X ray absorption near edge structure spectroscopic study of Hayabusa category 3 carbonaceous particles
... 5) Calcium-XANES spectrum and mapping has identified a calcium carbonate grain from one of the category 3 particles. Although the origin of these two category 3 particles cannot be established at this time, it will be ...
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Determination of Chromium(VI) reduction by acinetobacter haemolyticus using x-ray absorption fine structure spectroscopy
... The results presented in Figure 1 indicate that the XANES spectra of the bacterial biomass were identical to that of the Cr(III) reference compounds and the absence of a well-defined pre-edge peak at 5.984 keV and the ...
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Structure analysis of vitusite glass–ceramic waste forms using extended X-ray absorption fine structures
... I I t / 0 = exp ( − μx ) (1) where I o and I t are the intensities of the incident and transmitted beams, respectively and x corresponds to the thickness of the speci- mens. The background of the spectrum was ...
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X-ray scattering and absorption studies of MnAs/GaAs heterostructures
... performed x-ray-scattering, diffraction, and EXAFS measurements of MnAs epilayers grown on GaAs ~001! surface with two different ...Single-crystal structure of the MnAs epilayers is also confirmed by ...
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X-ray Absorption and Emission Studies of Anodic Titania Nanostructures
... rutile structure growth proceeds from bottom to the top at the expense of the nanotubular anatase phase via structural ...electronic structure of TiO 2 nanotubes, where a black TiO 2 nanotube ...
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The Local Bonding Environment of Amorphous In-Zn-O Films Studied by X-ray Absorption Fine Structure and Total X-ray Scattering Using Synchrotron Radiation
... 7.3.3.1 Validity of Results It is important to remember that many of the parameters in EXAFS analysis are correlated. E 0 and R i are strongly correlated, so a shift in one will also cause a corresponding shift in the ...
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X ray spectroscopic studies of the electronic structure of chromium based p type transparent conducting oxides
... − x Mg x O 3 within transparent rectifying ...− x Ni x O 3 and alu- minium doped ZnO (AZO) did not show rectifying behaviour due to the high carrier density of both Cr 2 − x Ni x ...
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X ray spectroscopic studies of the electronic structure of chromium based p type transparent conducting oxides
... or V Cu –O i has been performed yet. In the related Cu 2 O, it has already been shown that the formation of defect complexes readily occurs, explaining, e.g., why Sr + 2 doping in Cu 2 O leads to p-type conductivity as ...
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X Ray Crysatllographic and Vibrational Spectroscopic Studies of Thorium Bromate Hydrate
... crystal structure. The crystal structure was solved by Patterson ...FTIR studies indicate the lowering of symmetry of bromate anion from C 3V to C 1 ...
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X-ray Absorption Spectroscopy, X-ray Diffraction and Optical Luminescence Studies of Phase Transition of Titania Nanotubes
... anatase structure while near-IR rutile emission (at 820 nm wavelength) results from the rutile phase, which can be used as a finger-print to distinguish its crystalline ...rutile structure is related to the ...
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