I X-ray fluorescence
Interpretation of heterogeneity effects in synchrotron X-ray fluorescence microprobe data
... on fluorescence results can be compared to model ...the fluorescence across the interface will change depending on sample ...Kb) fluorescence for a variety of sample orientations, we conclude that ...
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Laboratory experiments of particle size effect in X ray fluorescence and implications to remote X ray spectrometry of lunar regolith surface
... angles, i and e, respectively, the intensities of fluorescent and scattered X-rays can be calculated when the intensities and spectral profiles of the incident X-rays are assumed and the compo- sition ...
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Elemental Analysis of Ash using X-Ray Fluorescence Technique
... The fly ash samples were collected from Deen Bhandu Chhotu Ram, Yamuna Nagar, Panipant Thermal Power Plant, Haryana and Ceramics Pottery Industries, Khurja, Bulandshahr U.P. from different locations i.e. from ...
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Determining the Content of Silicon Dioxide in Bauxites Using X-Ray Fluorescence Spectrometry
... using X-ray diffraction analysis (XRD analysis) on the powder diffractometer type PHILIPS PW ...intensity I = 30 ...movement. XPert Quantify computer software was used for the instrument ...
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Spatial resolution of confocal XRF technique using capillary optics
... sample fluorescence is collected by SDD (sili- con drift detector, Brüker GmbH, Karlsruhe, Germany; surface 10mm 2 ) and EDX (energy dispersive X-ray) de- tector through a 50-mm long and 1-mm outer ...
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Thin-sections of painting fragments: opportunities for combined synchrotron-based micro-spectroscopic techniques
... μ X-Ray Fluorescence (XRF), SR- μ X-Ray Absorption Near Edge Spectroscopy (XANES) and SR- μ X-Ray Diffraction (XRD) are increasingly used for the study of cultural ...
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RECOVERY OF TIN AND COPPER BY RECYCLING OF PRINTED CIRCUIT BOARDS FROM OBSOLETE COMPUTERS
... model I-4227, ...by X-ray diffraction (Philips Difratometer, model PW1710, USA), to identify inorganic species, and X-ray fluorescence spectrometry (Philips X-ray ...
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Elemental Analysis of selected epidermal creams by X-ray Fluorescence (XRF) Spectrometry
... The Si (Li) detector was mounted at a sufficiently large angle to the direction of the exciting photons so that it can be effectively shielded against direct source radiation and the secondary radiation induced in ...
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X- Ray mass attenuation coefficients for mixture of some 3d elements Fe
... The X-Ray Fluorescence (XRF) become a powerful and versatile technique to analysis and characterization of ...β X-ray production and cross sections have a wide use and ...
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The use of self-induced X-ray fluorescence in gamma-ray spectroscopy of uranium ore samples
... disequilibrium of the decay chain. Moreover, the sample mineralogy has little impact on attenuation of this radiation with a relatively high energy. However, its emission intensity is very small (0.847%) and its ...
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Refinement of X ray Fluorescence Holography for Determination of Local Atomic Environment
... method, fluorescence from atoms in the sample directly coming into a detector constitutes the holographic reference beam, and fluorescence scattered by neighboring atoms acts as the object ...of ...
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Rapid Determination of Gold during Plating Operations by Portable X Ray Fluorescence
... and used without further purification. Salts for brightening agents were all obtained from commercial sources and used without further purification. XRF data was obtained with a hand-held Thermo Scientific NITON XLt XRF ...
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ANALYSIS OF AEROSOLS IN INDOOR WORKING ENVIRONMENT BY X-RAY FLUORESCENCE TECHNIQUE (XRF)
... rhodium X-ray tube was used under 50 kV and 1 mA and with the collimator of 2 mm in diameter perpendicular to the ...measure X-rays from the sample [12, ...
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Implication Of X-Ray Path, Region Of Interest, Tube Current And Voltage In Calibration Of X-Ray Fluorescence Instrument: A Case Study Of X-Supreme 8000
... an x-ray tube is used for the excitation source, a broad range of energies is observed, producing a non-linear background noise in the ...the x-ray tube, electrons are accelerated over a large ...
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Concrete Pavement Mixture Design and Analysis (MDA): Application of a Portable X Ray Fluorescence Technique to Assess Concrete Mix Proportions
... The goal of the present research project is to investigate the potential use of a portable x-ray fluorescence (XRF) technique to assess the proportions of concrete mixtures as they are delivered. ...
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Calculation of x-ray spectra emerging from an x-ray tube. Part I. electron penetration characteristics in x-ray targets.
... of x-ray generation, including the bremsstrahlung emission, using Monte Carlo ...an x-ray unit may, perhaps, be performed in a matter of minutes or 55 ...
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ELEMENTAL ANALYSIS AND BIOLOGICAL STUDIES OF PHYSALIS ANGULATA L USING WAVE LENGTH DISPERSIVE X RAY FLUORESCENCE TECHNIQUE, WAVELENGTH DISPERSION X RAY FLUORESCENCE, FROM RAJASTHAN
... Human body needs a variety of elements for the proper functioning of all body parts. Physalis angulata L. is one such herb that contains essential and trace elements which are important for proper functioning and growth ...
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Between-bottle homogeneity test of new certified reference materials employing wavelength dispersive X-ray fluorescence spectrometry
... as X-ray diffraction spectrometry, particle induced X-ray emission, laser- induced breakdown spectroscopy, for testing homoge- neity in terms of either certified properties or indicative ...
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X ray properties of NGC 300 I, Global properties of X ray point sources and their optical counterparts
... the source ID. The second and third columns give the equa- torial sky coordinates of the X-ray sources from the SAS edetect_chain task corrected by the eposcorr task. The combined positional error (in ...
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Search | Preprints
... Imaging and elemental maps were performed for selected filters on a TESCAN environmental scanning electron microscope (VEGA3 XMU) using an Oxford Instruments X-Max 50 EDS detector. Mappings were done for 8 ...
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