Exact(2)
The X and Y directions are usually with respect to magnetic north (usually local magnetic as determined at the time of instrument installation).
All data were background-corrected by automatically subtracting a background estimate that was measured at the time of instrument calibration, 18 CPM for the energy window used in this case.
Similar(58)
Compared to the physical onset, which is the target in our experiments, the perceptual onset is delayed, affected by the rise times of instrument sounds [42].
The market expanded modestly in the 1950s and Bendix introduced a time-of-flight instrument, the first commercial mass spectrometer not based on magnetic deflection.
For this exercise, a novel dry aerosol generator was employed in addition to the well known time-of-flight instrument, APS (Aerodynamic Particle Sizer, Model 3021, TSI Inc).
The analysis starts with acquisition of a single-stage MS spectrum at high mass accuracy (5 10 ppm) using the orthogonal Time-of-Flight instrument.
Spectra were recorded in negative ion, linear mode on a time-of-flight instrument (AXIMA CFR, Shimadzu/Kratos) equipped with a nitrogen laser (λ = 337 nm, 3 ns pulse width).
Mass spectrometric data was acquired on a Q-Tof2TM (Micromass) hybrid quadrupole time-of-flight instrument.
LC-MS/MS was performed using a QSTAR quadrupole time-of-flight instrument (Applied Biosystems, CA, USA).
Eluting peptides were analyzed on a 5600 Triple time-of-flight instrument (SCIEX) in information-dependent acquisition mode.
DI-ESI-MS was performed on a Synapt G2 HDMS quadrupole time-of-flight instrument (Waters Corp., Milford, MA).
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