wavelength characteristic

См. также в других словарях:

• characteristic X-rays — see under ↑X • • • Main Entry: ↑character characteristic X rays Secondary X rays emitted when X rays fall on matter, which contain monochromatic radiations that vary in wavelength according to the atoms from which they are scattered • • • Main… …   Useful english dictionary

• Wavelength-division multiplexing — For the radio station, see DWDM FM. Multiplex techniques Circuit mode (constant bandwidth) TDM · FDM · SDM Polarization multiplexing Spatial m …   Wikipedia

• Characteristic x-ray — A high energy electron interacts with a bound electron in an atom and ejects it. The incident electron is scattered and the target electron gets displaced from its shell. The incident electron energy must exceed the binding energy of the electron …   Wikipedia

• characteristic radiation — noun : radiation in the form of light or X rays of wavelengths peculiar to the substance emitting or absorbing it * * * characteristic radiation noun (physics) The wavelength of radiation that characterizes the atom of a particular substance • •… …   Useful english dictionary

• telescope — /tel euh skohp /, n., adj., v., telescoped, telescoping. n. 1. an optical instrument for making distant objects appear larger and therefore nearer. One of the two principal forms (refracting telescope) consists essentially of an objective lens… …   Universalium

• Detection of genetically modified organisms — The detection of genetically modified organisms in food or feed is possible by biochemical means. It can either be qualitative, showing which genetically modified organism (GMO) is present, or quantitative, measuring in which amount a certain GMO …   Wikipedia

• vitamin — vitaminic, adj. /vuy teuh min/; Brit. also /vit euh min/, n. any of a group of organic substances essential in small quantities to normal metabolism, found in minute amounts in natural foodstuffs or sometimes produced synthetically: deficiencies… …   Universalium

• AES — For the Wikipedia feature, see . AES may refer to:;Standards, systems, and methods* Cryptography ** The Advanced Encryption Standard ** Advanced Encryption Standard process, the process used in choosing an algorithm for standardization as AES **… …   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

• electromagnetic radiation — Physics. radiation consisting of electromagnetic waves, including radio waves, infrared, visible light, ultraviolet, x rays, and gamma rays. [1950 55] * * * Energy propagated through free space or through a material medium in the form of… …   Universalium

• X-ray fluorescence — (XRF) is the emission of characteristic secondary (or fluorescent) X rays from a material that has been excited by bombarding with high energy X rays or gamma rays. The phenomenon is widely used for elemental analysis and chemical analysis,… …   Wikipedia