mass to charge ratio


mass to charge ratio
 Mass to Charge Ratio
 Отношение массы частицы к ее заряду
  Число, определяющее поведение частицы в присутствии электрического или магнитного поля.

Толковый англо-русский словарь по нанотехнологии. - М.. . 2009.

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  • Mass-to-charge ratio — Charge to Mass ratio SI quantity dimension: M/(I⋅T) SI unit: kg/C other units: Th The mass to charge ratio ratio (m/Q) is a physical quantity that is widely used in the electrodynamics of c …   Wikipedia

  • charge ratio — quantity of electrical charge within a unit of mass (usually in one gram) …   English contemporary dictionary

  • 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

  • Charge number — or just valance[1] of an ion is the coefficient that, when multiplied by the elementary charge, gives the ion s charge. [2] For example, the charge on a chloride ion, Cl − , is , where e is the elementary charge. This means the charge number for… …   Wikipedia

  • Mass spectrum — Electron ionization mass spectrum of toluene [4]. Note parent peak corresponding to molecular mass M = 92 (C7H8+) and highest peak at M 1 = 91 (C7H7+, quasi stable tropylium cation). A mass spectrum is an inten …   Wikipedia

  • mass spectrometry — or mass spectroscopy Analytic technique by which chemical substances are identified by sorting gaseous ions by mass using electric and magnetic fields. A mass spectrometer uses electrical means to detect the sorted ions, while a mass spectrograph …   Universalium

  • Mass chromatogram — A mass chromatogram is a representation of mass spectrometry data as a chromatogram, where the x axis represents time and the y axis represents signal intensity.[1] The source data contains mass information; however, it is not graphically… …   Wikipedia

  • Mass–energy equivalence — E=MC2 redirects here. For other uses, see E=MC2 (disambiguation). 4 meter tall sculpture of Einstein s 1905 E = mc2 formula at the 2006 Walk of Ideas, Berlin, Germany In physics, mass–energy equivalence is the concept that the …   Wikipedia

  • mass spectrometry — noun An analytical technique that measures the mass / charge ratio of the ions formed when a molecule or atom is ionized, vaporized and introduced into a vacuum. Mass spectrometry may also involve breaking molecules into fragments thus enabling… …   Wiktionary

  • 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