mass spectrometry
noun
: an instrumental method for identifying the chemical constitution of a substance by means of the separation of gaseous ions according to their differing mass and charge
called also mass spectroscopy
mass spectrometric
adjective
mass spectrometer
noun
Examples of mass spectrometry in a Sentence
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The team used laser ablation mass spectrometry (LA-MS), a technique that uses direct micro-scale sampling to provide high-precision elemental and isotope analyses of solid materials, to scan Neanderthal molars and other hominid fossils.
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New Atlas, 17 Oct. 2025
Returning to the team's analysis, an isotope is an atom of a specific element that has the same number of protons but a different number of neutrons — and Dottin wanted to check the isotopic ratios of sulfur, which a secondary ion mass spectrometry can measure precisely.
—Keith Cooper, Space.com, 13 Oct. 2025
Dottin and his team used secondary ion mass spectrometry to analyze the sample.
—Chris Young, Interesting Engineering, 7 Oct. 2025
Emission spectra, temperature monitoring, and mass spectrometry were used to track any chemical and thermal changes during the experiment.
—Soo Kim, MSNBC Newsweek, 1 Oct. 2025
See All Example Sentences for mass spectrometry
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New Atlas, 17 Oct. 2025
Returning to the team's analysis, an isotope is an atom of a specific element that has the same number of protons but a different number of neutrons — and Dottin wanted to check the isotopic ratios of sulfur, which a secondary ion mass spectrometry can measure precisely.
—Keith Cooper, Space.com, 13 Oct. 2025
Dottin and his team used secondary ion mass spectrometry to analyze the sample.
—Chris Young, Interesting Engineering, 7 Oct. 2025
Emission spectra, temperature monitoring, and mass spectrometry were used to track any chemical and thermal changes during the experiment.
—Soo Kim, MSNBC Newsweek, 1 Oct. 2025
See All Example Sentences for mass spectrometry
Cite this Entry
“Mass spectrometry.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/mass%20spectrometry. Accessed 31 Oct. 2025.
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