Fourier transform-ion cyclotron resonance-mass spectrometer: Difference between revisions
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A high-frequency [[mass spectrometer]] in which the [[Cyclotron Motion|cyclotron motion]] of ions, having different [[mass/charge ratio]]s, in a constant magnetic field, is excited essentially simultaneously and coherently by a pulse of a radio-frequency electric field applied perpendicularly to the magnetic field. The excited cyclotron motion of the ions is subsequently detected on [[Receiver Plate|receiver plate]]s as a time domain signal that contains all the [[Cyclotron Frequency|cyclotron frequencies]] excited. Fourier transformation of the time domain signal results in a frequency domain FT-ICR signal which, on the basis of the inverse proportionality between frequency and mass/charge ratio, can be converted to a [[mass spectrum]]. See also [[ICR|ion cyclotron resonance (ICR) mass spectrometer]]. | A high-frequency [[mass spectrometer]] in which the [[Cyclotron Motion|cyclotron motion]] of ions, having different [[mass/charge ratio]]s, in a constant magnetic field, is excited essentially simultaneously and coherently by a pulse of a radio-frequency electric field applied perpendicularly to the magnetic field. The excited cyclotron motion of the ions is subsequently detected on [[Receiver Plate|receiver plate]]s as a time domain signal that contains all the [[Cyclotron Frequency|cyclotron frequencies]] excited. Fourier transformation of the time domain signal results in a frequency domain FT-ICR signal which, on the basis of the inverse proportionality between frequency and mass/charge ratio, can be converted to a [[mass spectrum]]. See also [[ICR|ion cyclotron resonance (ICR) mass spectrometer]]. | ||
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== Gold Book entry == | |||
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http://goldbook.iupac.org/F02492.html | |||
A high-frequency mass spectrometer in which the cyclotron motion of ions, having different mass/charge ratios, in a constant magnetic field is excited essentially simultaneously and coherently by a pulse or a radio-frequency electric field applied perpendicular to the magnetic field. The excited cyclotron motion of the ions is subsequently detected on so-called receiver plates as a time domain signal that contains all the cyclotron frequencies that have been excited. Fourier transformation of the time domain signal results in the frequency domain FT-ICR signal which, on the basis of the inverse proportionality between frequency and the mass/charge ratio, can be converted into a mass spectrum. The term is sometimes contracted to Fourier transform mass spectrometer (FT-MS). | |||
See also: ion cyclotron resonance (ICR) mass spectrometer | |||
'''Source''': | |||
PAC, 1991, 63, 1541 ([[Recommendations for nomenclature and symbolism for mass spectroscopy]] (including an appendix of terms used in vacuum technology). (Recommendations 1991)) on page 1545 | |||
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Revision as of 19:51, 17 July 2009
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Orange Book entry
Orange Book
| ORANGE BOOK DEFINITION
IUPAC. Analytical Division. Compendium of Analytical Nomenclature (the Orange Book). Definitive Rules, 1979 (see also Orange Book 2023) |
| Fourier transform-ion cyclotron resonance-mass spectrometer |
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A high-frequency mass spectrometer in which the cyclotron motion of ions, having different mass/charge ratios, in a constant magnetic field, is excited essentially simultaneously and coherently by a pulse of a radio-frequency electric field applied perpendicularly to the magnetic field. The excited cyclotron motion of the ions is subsequently detected on receiver plates as a time domain signal that contains all the cyclotron frequencies excited. Fourier transformation of the time domain signal results in a frequency domain FT-ICR signal which, on the basis of the inverse proportionality between frequency and mass/charge ratio, can be converted to a mass spectrum. See also ion cyclotron resonance (ICR) mass spectrometer. |
| IUPAC 1997 Orange Book Chapter 12 |
| Index of Orange Book Terms |
Gold Book entry
Gold Book
| GOLD BOOK DEFINITION
IUPAC. Compendium of Chemical Terminology, 2nd ed. (the Gold Book). Compiled by A. D. McNaught and A.Wilkinson. Blackwell Scientific Publications, Oxford (1997). |
| Fourier transform-ion cyclotron resonance-mass spectrometer |
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http://goldbook.iupac.org/F02492.html A high-frequency mass spectrometer in which the cyclotron motion of ions, having different mass/charge ratios, in a constant magnetic field is excited essentially simultaneously and coherently by a pulse or a radio-frequency electric field applied perpendicular to the magnetic field. The excited cyclotron motion of the ions is subsequently detected on so-called receiver plates as a time domain signal that contains all the cyclotron frequencies that have been excited. Fourier transformation of the time domain signal results in the frequency domain FT-ICR signal which, on the basis of the inverse proportionality between frequency and the mass/charge ratio, can be converted into a mass spectrum. The term is sometimes contracted to Fourier transform mass spectrometer (FT-MS). See also: ion cyclotron resonance (ICR) mass spectrometer Source: PAC, 1991, 63, 1541 (Recommendations for nomenclature and symbolism for mass spectroscopy (including an appendix of terms used in vacuum technology). (Recommendations 1991)) on page 1545 |
| IUPAC Gold Book |
| Index of Gold Book Terms |
