Laser desorption Fourier transform mass spectra and mass
Laser desorption Fourier transform mass spectrometry (LD/FTMS) was used to ... Similar absolute errors for mass measurement accuracy were obtained when ...
[ 1-s2.0-0168117686850467-main.pdf?_tid=29e64aee-e53b-11e4-9c97-00000aacb35d&acdnat=1429300479_35b894bc8de33d5197edece732485329 - Read/Download File
Mass measurement accuracy of matrix-assisted laser desorbed
laser desorption ionization (MALDI) with Fourier-transform ion cyclotron resonance (FTICR) mass spectro- ... spectrum to be obtained from a single laser shot. ... A mass measurement accuracy of 12 ppm was obtained for the bovine insulin [M ...
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High-resolution Mass Spectrometry and Accurate Mass - Wiley
Important issues speciпc to magnetic sector instruments, Fourier transform ion cyclotron ... of basic concepts important to accurate mass measurements. ... mass spectrometry; matrix-assisted laser desorption/ionization time-of-яight mass ...
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Laser-Desorption Fourier Transform Mass Spectrometry of Synthetic
Chem. 1986, 58, 3196-3199. Laser-Desorption Fourier Transform Mass Spectrometry of ... Hlgh resoiutlon and accurate mass measurements are demonstrated.
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High-Resolution Laser Desorption Mass Spectrometry of - JStor
the mass measurement accuracy is an order of magnitude better than can be ... tages of an external ion source Fourier-transform mass spec- trometer is that the ...
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High-resolution laser desorption mass spectrometry of peptides and
Feb 7, 1994 ... the mass measurement accuracy is an order of magnitude better than ... tages of an external ion source Fourier-transform mass spec- trometer ...
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Systematic characterization of high mass accuracy influence on
to make high accuracy mass spectrometry (MS) increasingly accessible, many ... Keywords: Peptide mass fingerprinting; False positive; Mass measurement accuracy; Matrix-assisted laser desorption/ionization; Fourier transform ion cyclotron ...
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1 High Mass Accuracy and High Mass Resolving Power - arXiv.org
improvements in mass resolving power and mass measurement accuracy for SIMS imaging and ... assisted laser desorption ionization (MALDI) uses a focused laser beam ... Fourier transform ion cyclotron resonance mass spectrometry (FT-.
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Methodology for Accurate Mass Measurement of Small Molecules
variety of mass spectrometry measurements, with varying precision. Today, most .... 4.2 Fourier-Transform Ion Cyclotron Resonance. 15 ...... Vestal, M. and Juhasz, P., Resolution and mass accuracy in matrix-assisted laser desorption.
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Fourier Transform Mass Spectrometry and Nuclear Magnetic - MDPI
Jun 28, 2016 ... Direct Laser Desorption Ionization Fourier Transform Ion Cyclotron ... Mass measurement accuracy without internal reference ions were ...
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Matrix-assisted Laser Desorption/Ionization Mass Spectrometry in
for the measurement of compounds with high accuracy and subpicomole .... and Marshall,⊳9⊲ Fourier transform mass spectrometry. (FTMS) is based on the ...
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Mass Spectrometry of Macromolecules: Has Its Time Now Come?
Matrix-Assisted Laser Desorption/Ionization (MALDI) . . .. . .. . . . . . . .. . . . . 766 ... The accurate mass-measuring capabilities of mass spectrometry give it unique ...
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Advanced Mass Calibration and Visualization for FT-ICR - arXiv.org
Keywords: imaging mass spectrometry, lipids, FT-MS, Fourier transform, high ... [2 ], matrix assisted laser desorption ionization (MALDI) provides access to .... abundance in the calibration equation improves measured mass accuracy and.
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original version - MDPI
Nov 13, 2015 ... Abstract: Fourier transform mass spectrometry (FTMS) is the method ... resolution, and mass-to-charge ratio (m/z) measurement accuracy of all existing MS ... use matrix-assisted laser desorption/ionization (MALDI) have been ...
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Best Practice Guide for Generating Mass Spectra. - Royal Society of
Methodology for Accurate Mass Measurement of Small Molecules: Best Practice Guide, .... The FT-ICR MS is a type of ion trap where the frequencies of the circulating ions are measured and a Fourier transform is performed to ... Matrix- Assisted Laser ... (both similar to MALDI), field desorption/field ionisation (FD/FI) used for ...
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Application of Accurate Mass Measurement to Urine Drug Screening
chromatography-Fourier transform mass spectrometry (LC-FTMS), was capable of confirming ... and matrix-assisted laser desorption/ionization (MALDI)(19), or.
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Application Note FTMS-55 Laser/Desorption Ionization FT-ICR Mass
by Fourier Transform Ion Cyclotron Resonance (FT-ICR) mass ... The laser focus was set to a diameter of 30 μm and 4 laser ... The mass spectra of three different crude oil samples ... based on highly accurate mass measurements (Figure 2).
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1 Mass Analysis - Wiley-VCH
resolving power, mass accuracy, mass range, linear dynamic range, and ... When attempting to identify peaks in mass spectra obtained from a polymer ... issue, the same sample was analyzed using a Fourier transform ion cyclotron .... sample preparation for matrix-assisted laser desorption/ionization (MALDI) experi-.
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Orbitrap mass spectrometry: Instrumentation, ion motion - Chemistry
resolving power; mass accuracy; peak shape; Fourier trans- form; FT-MS; hybrid ... et al., 1996) and the linear quadrupole ion trap/Fourier transform ion cyclotron ..... ions are monitored by (i) measuring the time-dependent ion current due to continuous ..... produced by laser desorption (LD) and inject them into the orbitrap ...
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High-accuracy mass measurement as a tool for studying proteins
Electrospray ionization and matrix-assisted laser desorptionﬂonization, two new mass spectroscopy methods for the accurate measurement of molecular masses of ..... tion Fourier transform analyzer [94'], and the versatile quadrupole ion trap ...
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