MASS SPECTROGRAPH Definition & Meaning

mass spectrograph

noun

Physics.

a mass spectroscope for recording a mass spectrum on a photographic plate.

mass spectrograph

noun

a mass spectrometer that produces a photographic record of the mass spectrum

mass spectrograph

A device that uses electrical or magnetic fields to determine the masses of atoms or molecules in a sample. A beam of ions is passed through the electrical or magnetic field. The field deflects the ions at different angles depending on their masses, thereby breaking the beam into separate, identifiable bands.

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�y��vlog History and Origins

Origin of mass spectrograph¹

First recorded in 1915–20

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Example Sentences

Examples have not been reviewed.

Lawrence donated the unfinished 184-inch to the bomb effort by converting it to a mass spectrograph for the separation of uranium isotopes.

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"If we knew how to use a mass spectrograph," said Ted.

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As Lawrence expected, the skills of the mass spectrograph operators improved dramatically with experience, expanding the device’s capabilities; by mid-January, a nine-hour run yielded 18 micrograms of uranium enriched to 25 percent U-235.

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Now Ernest launched a crash program to convert it into a gigantic mass spectrograph containing several calutrons, each with multiple ion sources and collectors.

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