magnetic-mass spectrometer

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• mass spectrometer — n. (Physics, Chemistry) An analytical instrument which determines the mass of molecules of a substance or fragments of its molecules. It functions by injecting ionized moecules or molecular gragments into a vacuum chamber subjected to a strong… …   The Collaborative International Dictionary of English

• mass spectrometer — n a mass spectroscope that detects ions by means of electronic amplification * * * an analytical instrument which identifies a substance by sorting a stream of electrified particles (ions) according to their mass; the sorting is most commonly… …   Medical dictionary

• Helium mass spectrometer — A helium mass spectrometer is an instrument commonly used to detect and locate small leaks. It was initially developed in the Manhattan Project during World War II to find extremely small leaks in the gas diffusion process of uranium enrichment… …   Wikipedia

• high-resolution mass spectrometer — mass spectrometer mass spectrometer n. (Physics, Chemistry) An analytical instrument which determines the mass of molecules of a substance or fragments of its molecules. It functions by injecting ionized moecules or molecular gragments into a… …   The Collaborative International Dictionary of English

• mass spectrometer — /mæs spɛkˈtrɒmətə/ (say mas spek tromuhtuh) noun a device for separating atoms or molecules of different masses by utilising the fact that the ions of such entities are deflected in a magnetic field by an amount which depends on the mass and… …  

• mass spectrometer — noun an apparatus for separating isotopes, molecules, and molecular fragments according to mass by ionizing them and making them move in different paths by means of electric and magnetic fields …   English new terms dictionary

• 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

• 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

• Mass-analyzed ion kinetic energy spectrometry — (MIKES) is a mass spectrometry technique by which mass spectra are obtained from a sector mass spectrometer that incorporates at least one magnetic sector plus one electric sector in reverse geometry (the beam first enters the magnetic… …   Wikipedia

• mass spectroscope — mass spectroscopy. Physics. an instrument used to determine the masses of small, electrically charged particles. [1955 60] * * * mass spectroscope, any one of various devices utilizing magnetic fields, electric fields, or both, and used… …   Useful english dictionary

• mass spectrograph — n. an instrument for analyzing ionized particles by passing them through electric and magnetic fields, typically designed to focus particles of equal mass to a point where they are detected: used esp. to determine the abundance of chemical… …   English World dictionary