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Convolution Fourier transform ion cyclotron resonance spectroscopy

✍ Scribed by Alan G. Marshall

Publisher
Elsevier Science
Year
1979
Tongue
English
Weight
351 KB
Volume
63
Category
Article
ISSN
0009-2614

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✦ Synopsis

This paper reports first use of 2 numeric3I decomalutian procedure for producing ampl'litudecarrccted, phwsecnrrectcd absorption-mode Fourier tmnsform ion cyclotron resonance fIT ICR) spectm. Compared to m;tSnirude-mode TT ICR spectral display, tk RCB metfiod =n enlwxe mass resolution by a factor of 2, etiminzttr irrqukrity in peak hcighzs at different m/e, reduce bztseline nake, and eliminate line slope distortians for cfoseiq-spaced pczdq \hile retainin: tix n\vitic!~~nncI advantage of Fourier data reduction.

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Fourier transform ion cyclotron resonanc
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✍ Melvin B. Comisarow; Alan G. Marshall πŸ“‚ Article πŸ“… 2007 πŸ› John Wiley and Sons 🌐 English βš– 122 KB

An ion cyclotron resonance (ICR) absorption spectrum has been obtained by exciting an ICR spectral segment with a fixed-frequency electric field pulse, followed by broad-band detection, digitization of the (rime-domain) transient response, and digital Fourier transformation to produce the (frequency

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A single ion cyctotron resonance (ICR) absorption spectrum showing both CH; and CHG signals has been obtained by exciting both ion cyclotron resonances with a frequency-swept rf irradiation, followed by broad-band detection, digitization of the (time-domain) response, and finally discrete Fourier tr