- X-Ray Absorption Near-Edge Spectroscopy
- Спектроскопия: XANES
Универсальный англо-русский словарь. Академик.ру. 2011.
X-Ray Absorption Near-Edge Spectroscopy
Смотреть что такое "X-Ray Absorption Near-Edge Spectroscopy" в других словарях:
Near edge X-ray absorption fine structure — NEXAFS (Near Edge X ray Absorption Fine Structure) is an element specific electron spectroscopic technique which is highly sensitive to bond angles, bond lengths and the presence of adsorbates. It is widely used in surface science and has also… … Wikipedia
X-ray absorption fine structure — (XAFS) is a specific structure observed in X ray absorption spectroscopy (XAS). By analyzing the XAFS, information can be acquired on the local structure and on the unoccupied electronic states.The X ray absorption spectra show a steep rise at… … Wikipedia
X-ray absorption spectroscopy — The X ray absorption spectroscopy is currently a widely used technique giving information on the local structure and on the electronic states in gas phase, molecular and condensed matter.X ray absorption spectra are obtained by tuning the photon… … Wikipedia
Absorption spectroscopy — An overview of electromagnetic radiation absorption. This example discusses the general principle using visible light as a specific example. A white beam source – emitting light of multiple wavelengths – is focused on a sample (the complementary… … Wikipedia
Extended X-Ray Absorption Fine Structure — (EXAFS), or more simply X ray Absorption Spectroscopy (XAS), is an experimental method in physics and chemistry of determining the bonding of solids by analyzing oscillations in x ray absorption versus photon energy that are caused by… … Wikipedia
spectroscopy — spectroscopist /spek tros keuh pist/, n. /spek tros keuh pee, spek treuh skoh pee/, n. the science that deals with the use of the spectroscope and with spectrum analysis. [1865 70; SPECTRO + SCOPY] * * * Branch of analysis devoted to identifying… … Universalium
X-ray Raman scattering — (XRS) is non resonant inelastic scattering of x rays from core electrons. It is analogous to Raman scattering, which is a largely used tool in optical spectroscopy, with the difference being that the wavelengths of theexciting photons fall in the … Wikipedia
XANES — X ray Absorption Near Edge Structure (XANES), also known as Near edge X ray absorption fine structure (NEXAFS) is a type of absorption spectroscopy. NEXAFS also at times used the abbreviation EXAFS. XANES data indicate the absorption peaks due to … Wikipedia
Röntgenfluoreszenzanalyse — Die Röntgenfluoreszenzanalyse (RFA), auch Röntgenfluoreszenzspektroskopie (RFS) genannt (im Englischen X ray fluorescence spectroscopy, XRF) ist eine Methode aus der Materialanalytik. Sie ist eine der am häufigsten eingesetzten Methoden zur… … Deutsch Wikipedia
X-ray crystallography — can locate every atom in a zeolite, an aluminosilicate with many important applications, such as water purification. X ray crystallography is a method of determining the arrangement of atoms within a crystal, in which a beam of X rays strikes a… … Wikipedia
NEXAFS — Die Röntgen Nahkanten Absorptions Spektroskopie, englisch Near Edge X ray Absorption Fine Structure spectroscopy, kurz NEXAFS oder X ray absorption near edge structure (XANES), ist ein Spektroskopie Verfahren zur Untersuchung von… … Deutsch Wikipedia
