MASS SPECTROMETER Definition & Meaning

mass spectrometer

noun

Physics.

a device for identifying the kinds of particles present in a given substance: the particles are ionized and beamed through an electromagnetic field and the manner in which they are deflected is indicative of their mass and, thus, their identity.

mass spectrometer

noun

an analytical instrument in which ions, produced from a sample, are separated by electric or magnetic fields according to their ratios of charge to mass. A record is produced ( mass spectrum ) of the types of ion present and their relative amounts

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�y��vlog History and Origins

Origin of mass spectrometer¹

First recorded in 1930–35

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Example Sentences

Examples have not been reviewed.

Then an instrument called a mass spectrometer will analyse any gases that are released.

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The samples were analyzed through the mass spectrometer, which allowed researchers to rapidly assess -- within two minutes -- whether an IDH mutation was present.

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In order to achieve such levels of accuracy, current testing requires a device called an inductive coupled plasma mass spectrometer.

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The researchers then pulled the fatty acids from the cells and used a machine called a mass spectrometer to identify the ratio of hydrogen atoms within.

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Then, working with partners at Sciex, researchers developed a new method using a mass spectrometer to fragment the lipids in the cells.This told them about their composition.

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