XANES and EXAFS
XANES and EXAFS study of the local order in nanocrystalline yttria-stabilized zirconia
... detailed XANES and EXAFS study at the Zr and Y K ...from EXAFS. 29 For this reason not only the EXAFS spectra but also the XANES region, more sensitive to the bonding geometry and ...
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Early diagenetic vivianite [Fe 3(PO4)(2) center dot 8H(2)O] in a contaminated freshwater sediment and insights into zinc uptake: a mu EXAFS, mu XANES and Raman study
... For XANES analysis the edge position was determined and the data normalised such that the edge step was equal to one using the EXBROOK ...the XANES portion of the data using the model compounds stated ...
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An EXAFS and HR XANES Study of the Uranyl Peroxides [UO2(η2 O2)(H2O)2] nH2O (n = 0,2) and Uranyl (Oxy)hydroxide [(UO2)4O(OH)6] 6H2O
... We have recently initiated a study on the chemical and electro- chemical behaviour of some uranyl minerals and we noted that the electronic structure of studtite and metastudtite were di ff erent, with a band-gap measured ...
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EXAFS Studies of Ruthenium Based Double Perovskite ALaMnRuO6 (A = Ca, Sr, Ba)
... both XANES and EXAFS techniques, were performed at the XAFS beam line at ELETTRA Synchrotron Radia- tion Source, Trieste, ...the XANES region from 30 eV below the edge to 50 eV above the absorption ...
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EDA: EXAFS Data Analysis software package
... EDA: EXAFS Data Analysis software package Alexei Kuzmin Abstract The EXAFS data analysis software package EDA consists of a suite of programs run- ning under Windows operating system environment and ...
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Automated analysis of XANES: A feasibility study of Au reference compounds
... for XANES analysis are currently available [12-16], but to enable automated fitting of large numbers of spectra reliable principles allowing both flexibility and robustness are ...of XANES absorption ...
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XANES and XPS Study on Microstructure of Mn Doped ZnO Films
... model, A, C and D peaks can be well reproduced except the B peak. On the other hand, the height of the Peak A in the Mn Zn model is much larger than that in the DMS samples. However, in the Mn Zn expand model, four ...
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Temperature-dependent EXAFS measurements of the Pb L3-edge allow quantification of the
... quantity, EXAFS is particularly sensitive (for details on the EXAFS methodology see section ...L3-edge EXAFS studies were available before interest in hydride perovskites increased in recent ...the ...
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MICROSCANNING XRF, XANES, AND XRD STUDIES OF THE DECORATED SURFACE OF ROMAN TERRA SIGILLATA CERAMICS
... Collecting micro-EXAFS and micro-diffraction patterns for selected locations based on the chemical and valence map, we are able to determine the phase chemistry and local coordination of environment of Fe ...
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Synthesis and detection the oxidization of Co cores of Co@SiO2 core shell nanoparticles by in situ XRD and EXAFS
... So even at room temperature, the Co core nanoparticles could be oxidized to CoO which were demonstrated by EXAFS and XANES measurements. In the first step, only the surface atoms of Co cores were oxidized ...
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Thermal differential EXAFS
... It is already evident that such apparatus must be able to modify the state of a sample quickly such that two EXAFS spectra may be acquired under different conditions in the order of a second or less, but other ...
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Introduction to the analysis of EXAFS data
... Install Ifeffit.exe 1. athena GUI for Data Processing with Ifeffit 2. artemis GUI for XAFS Fitting with Ifeffit 3. hephaestus GUI for general x-ray properties of the elements 4. sixpack GUI for XAFS Processing and ...
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Introduction to the EXAFS data analysis
... there are ~ 11 parameters that can be determined from EXAFS. • The “Goodness of Fit” statistics, and confidence in the measured parameters need to reflect this limited amount of data. • It is often important to ...
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Effect of EXAFS on the dosimetric related parameters
... In the present work, there is a good indication that even in the low photon energy region say that up to 15 keV the effective atomic number can be determined with greater accuracy but[r] ...
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CiteSeerX — XANES spectroscopy of sulfur in Earth materials
... Keywords: XANES spectroscopy, chemical state of S, electronic structure and bonding, sulfi des, sulfates, magma, organic ...spectres XANES constituent un barème chimique important dans l’évaluation du ...
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EXAFS Studies of La Ga Metallic Glasses
... 4.2) Parameters obtained for a single La shell model for the Ga enviromnent in Lal,,Ga, glasses.. 4.3) Summary of the physical parameters found for Lal,,Ga, glasses using EXAFS [r] ...
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An investigation of the structure of oxide glasses using EXAFS
... In order to monitor such a transformation we have used a novel technique, that of EXAFS, with its ability to probe the immediate atomic environment around one [r] ...
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EDA: EXAFS Data Analysis Software Package
... of better than 0.5-1 eV. When the good position of E 0 for the EXAFS spectrum of the reference compound is found, the same E 0 value should be used for other EXAFS signals under analysis. As a result of the ...
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High-pressure EXAFS Debye-Waller factors of metals
... The recent well-established Grüneisen parameter expressions have been applied to formulate the pressure-dependent analytical expressions of the effective spring constant, correlated Debye frequency and temperature. ...
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Bone char effects on soil: sequential fractionations and XANES spectroscopy
... K-edge XANES spectroscopy revealed the no- ticeable alteration in the P pools of treated soil ...K-edge XANES analyses of BC plus particles revealed more soluble CaHPO 4 than in BC particles at the expense ...
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