Results 231 to 240 of about 364,432 (293)

X-ray emission spectroscopy

Photosynthesis Research, 2009
We describe the chemical information that can be obtained by means of hard X-ray emission spectroscopy (XES). XES is presented as a technique that is complementary to X-ray absorption spectroscopy (XAS) and that provides valuable information with respect to the electronic structure (local charge- and spin-density) as well as the ligand environment of a
Uwe, Bergmann, Pieter, Glatzel
openaire   +2 more sources

X-ray emission spectroscopy

Journal of Quantitative Spectroscopy and Radiative Transfer, 1994
Abstract Two groups of advanced spectroscopic instruments are described. The monolithic-crystal spectrometer and the vertical dispersion variant of the double-crystal spectrometer utilize the diffraction of x-rays from two mutually precisely-positioned crystal plates.
E. Förster   +6 more
openaire   +1 more source

Polarized X-ray emission spectroscopy

Nuclear Instruments and Methods in Physics Research Section B: Beam Interactions with Materials and Atoms, 1989
Abstract Strongly polarized X-ray fluorescence from gas-phase molecules has been observed by selectively exciting near core-level ionization thresholds using monochromatized synchrotron radiation. Both the degree and the direction of the polarization are very sensitive to the incident excitation energy, and the symmetry of the occupied and unoccupied
D.W. Lindle   +4 more
openaire   +1 more source

Valence to Core X‐ray Emission Spectroscopy

Advanced Materials, 2014
This Progress Report discusses the chemical sensitivity of Kβ valence to core X‐ray emission spectroscopy (vtc‐XES) and its applications for investigating 3d‐transition‐metal based materials. Vtc‐XES can be used for ligand identification and for the characterization of the valence electronic levels. The technique provides information that is similar to
Erik, Gallo, Pieter, Glatzel
openaire   +2 more sources

X-ray emission spectroscopy—part I

Contemporary Physics, 1973
Abstract Summary of Part II: X-ray emission spectroscopy can detect several elements simultaneously in very low concentrations, and can be applied to many practical problems. Some applications in industry, in sir and water pollution by heavy metals, and in the study of the importance of trace elements in biology and medicine are discussed.
openaire   +1 more source

Energy-Dispersive X-Ray Emission Spectroscopy

Applied Spectroscopy, 1970
A review is given of recent developments in energy-dispersive x-ray emission spectroscopy, with the aim of providing both an introductory and usefully practical look at this innovative field. The review begins with the first principles of x-ray production and observation, including a brief comparison of the performance capabilities of different types ...
R. S. Frankel, D. W. Aitken
openaire   +1 more source

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