The list of spectroscopy acronyms and abbreviations.

All spectroscopy related acronyms and abbreviations.

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EIS:
Electrochemical Impedance Spectroscopy(Analytical Chemistry)
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EOM:
Electron-Optical Modulator(Atomic Physics, Molecular Physics, Optics)
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ESA:
Electrostatic Energy Analyzer(Mass Spectrometry, Spectrometry)
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ESR:
Electron Spin Resonance(Radiology, Magnetic Resonance Imaging)
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FAB:
Fast Atom Bombardment(Mass Spectrometry, Spectrometry, Spectroscopy)
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FAIMS:
High-Field Asymmetric Waveform Ion Mobility Spectrometry
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FD:
Field desorption(Mass Spectrometry, Spectrometry, Spectroscopy)
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FFR:
Field-Free Region(Mass Spectrometry, Spectrometry, Spectroscopy)
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FI:
Field Ionization(Mass Spectrometry, Spectrometry, Spectroscopy)
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FIB:
Fast Ion Bombardment(Mass Spectrometry, Spectrometry, Spectroscopy)
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FLOPSY:
Flip-Flop Spectroscopy(Radiology, Medical imaging)
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FOCSY:
Foldover-Corrected Spectroscopy(Radiology, Medical imaging)
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FPLC:
Fast Protein Liquid Chromatography(Analytical Chemistry)
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FSR:
Free Spectral Range(Atomic Physics, Molecular Physics, Optics)
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FSS:
Field Spectrometer System(Analytical Chemistry, Chemical Engineering)
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FT-ICR MS:
Fourier Transform Ion Cyclotron Resonance Mass Spectrometer
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FTMS:
Fourier transform mass spectrometer(Mass Spectrometry, Spectrometry)
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FUCOUP:
Fully Coupled Spectroscopy(Radiology, Medical imaging)
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FWHM:
Full Width Half Maximum(Atomic Physics, Molecular Physics, Optics)
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GDMS:
Glow Discharge Mass Spectrometry(Mass Spectrometry, Spectrometry)
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APASmart Define. (2017). spectroscopy. Retrieved September 25, 2026, from http://smartdefine.org/spectroscopy/abbreviations/r
ChicagoSmart Define. 2017. "spectroscopy" http://smartdefine.org/spectroscopy/abbreviations/r (accessed September 25, 2026).
HarvardSmart Define 2017, spectroscopy, Smart Define, viewed 25 September, 2026, <http://smartdefine.org/spectroscopy/abbreviations/r>.
MLASmart Define. "spectroscopy" 8 December 2017. Web. 25 September 2026. <http://smartdefine.org/spectroscopy/abbreviations/r>