electron spectrometer

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• Electron spectrometer — In an Electron spectrometer, an incoming beam of electrons is bent with electric or magnetic fields. As higher energy electrons will be bent less by the beam, this produces a spatially distributed range of energies. Electron spectrometers are… …   Wikipedia

• Electron energy loss spectroscopy — In electron energy loss spectroscopy (EELS) a material is exposed to a beam of electrons with a known, narrow range of kinetic energies. Some of the electrons will undergo inelastic scattering, which means that they lose energy and have their… …   Wikipedia

• Electron paramagnetic resonance — (EPR) or electron spin resonance (ESR) spectroscopy is a technique for studying chemical species that have one or more unpaired electrons, such as organic and inorganic free radicals or inorganic complexes possessing a transition metal ion. The… …   Wikipedia

• Electron transfer dissociation — (ETD) is a method to fragment ions in a mass spectrometer.cite journal |author=Syka JE, Coon JJ, Schroeder MJ, Shabanowitz J, Hunt DF |title=Peptide and protein sequence analysis by electron transfer dissociation mass spectrometry |journal=Proc.… …   Wikipedia

• Spectrometer — This article is about Spectrometers. For the spectral density measuring instrument, see Spectrogram. Grating spectrometer schematic A spectrometer (spectrophotometer, spectrograph or spectroscope) is an instrument used to measure properties of… …   Wikipedia

• Electron microprobe — An electron microprobe (EMP), also known as an electron probe microanalyser (EPMA) is an analytical tool used to non destructively determine the chemical composition of small volumes of solid materials. It works similarly to a scanning electron… …   Wikipedia

• Prolate trochoidal mass spectrometer — A prolate trochoidal mass spectrometer is an chemical analysis instrument in which the ions of different mass to charge ratio are separated by means of mutually perpendicular electric and magnetic fields so that the ions follow a prolate… …   Wikipedia

• Triple quadrupole mass spectrometer — Waters Quattro II triple quadropole mass spectrometer (center). This photo was taken in the old mass spec facility in Whitmore Lab of Pennsylvania State University. A triple quadrupole mass spectrometer is a tandem mass spectrometer consisting of …   Wikipedia

• Mass spectrometry — (MS) is an analytical technique that measures the mass to charge ratio of charged particles.[1] It is used for determining masses of particles, for determining the elemental composition of a sample or molecule, and for elucidating the chemical… …   Wikipedia

• Cassini–Huygens — Artist s concept of Cassini s Saturn Orbit Insertion Operator NASA / ESA / ASI Mission type …   Wikipedia

• Astrid (satellites) — Infobox Spacecraft Name = Astrid 1 Caption = Astrid 1. Organization = Swedish National Space Board Major Contractors = Swedish Space Corporation Mission Type = Orbiter Satellite Of = Earth Orbital Insertion Date = Launch = January 24, 1995 (03:54 …   Wikipedia