atomic absorption technique

См. также в других словарях:

• Atomic absorption spectroscopy — In analytical chemistry, atomic absorption spectroscopy is a technique for determining the concentration of a particular metal element in a sample.cite book |author=Sperling, Michael B.; Welz, Bernhard |title=Atomic Absorption Spectrometry… …   Wikipedia

• Graphite furnace atomic absorption — spectrometry (GFAAS) (also known as Electrothermal Atomic Absorption Spectrometry (ETAAS)) is a type of spectrometry that uses a graphite coated furnace to vaporize the sample. Briefly, the technique is based on the fact that free atoms will… …   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

• Tunable diode laser absorption spectroscopy — (TDLAS) is a technique for measuring the concentration of certain species such as methane, water vapor and many more, in a gaseous mixture using tunable diode lasers and laser absorption spectrometry. The advantage of TDLAS over other techniques… …   Wikipedia

• Spectrométrie d'absorption atomique — un spectrométre d absorption atomique. En chimie analytique, la spectrométrie d absorption atomique est une technique servant à déterminer la concentration de certains métaux dans un échantillon[1]. En 2010, elle peut servir à mesurer la con …   Wikipédia en Français

• Cold vapour atomic fluorescence spectroscopy — Cold vapour atomic fluorescence spectroscopy, sometimes referred to by the acronym CVAFS, is a subset of the analytical technique known as atomic fluorescence spectroscopy (AFS). Contents 1 Use for mercury detection 2 Transportable analysers 3… …   Wikipedia

• Inductively coupled plasma atomic emission spectroscopy — (ICP AES), also referred to as inductively coupled plasma optical emission spectrometry (ICP OES), is an analytical technique used for the detection of trace metals. It is a type of emission spectroscopy that uses the inductively coupled plasma… …   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

• analysis — /euh nal euh sis/, n., pl. analyses / seez /. 1. the separating of any material or abstract entity into its constituent elements (opposed to synthesis). 2. this process as a method of studying the nature of something or of determining its… …   Universalium

• x-ray — /eks ray /, n. Also, x ray, X ray. 1. Physics. a. Often, x rays. a form of electromagnetic radiation, similar to light but of shorter wavelength and capable of penetrating solids and of ionizing gases. b. such radiation having wavelengths in the… …   Universalium

• cosmos — /koz meuhs, mohs/, n., pl. cosmos, cosmoses for 2, 4. 1. the world or universe regarded as an orderly, harmonious system. 2. a complete, orderly, harmonious system. 3. order; harmony. 4. any composite plant of the genus Cosmos, of tropical… …   Universalium