Thermonicolet Omnic Software User's Guide 6.1 (PDF) - Charles E ...

atmospheric effects
suppressing, 94, 117
ATR, 205
baseline tilted due to change in depth of
penetration, 199
crystal cutoff frequency, 208
derivative peaks, 132
fringes, 132
ATR correction, 205
attenuated total reflectance, 205
Automatic Baseline Correct, 204
how to use, 204
Automatic Full Scale, 181
how to use, 182
Automatic Region Subtract, 216
how to use, 216
Automatic Smooth, 220
how to use, 220
auxiliary experiment module (AEM), 125
Avatar spectrometer
aperture for, 124
data collection prevented, 14
validation wheel, 144
Average, 239
How to use, 239
average Y value of group of spectra, 240
average Y value of spectrum or spectral region, 239
axes
displaying, 165
font for, 82
labels
color, 80
printing
font for, 86
redoing changes to limits of, 162
thickness of when printed, 84
undoing changes to limits of, 161
units
converting, 187
b
background checks, 128
sensitivity, 129
background color
pane, 81
background handling, 87
background scans
number of in sampling information, 100, 172
background spectra
checking for carbon dioxide or water, 135
background spectrum, 17
age, 149, 153, 156
checking for accessory, 135
checking for contamination, 134
checking for detector icing, 134
checking quality of, 128
collecting, 119, 154, 155
accessory for, 157
checking for carbon dioxide or water after, 135
checking for contamination after, 134
checking for detector icing after, 134
measuring noise or peak intensity during, 156
pausing, 157
progress of, 155
resolution for, 116
current, 156
data spacing, 153
defined, 155
displaying, 158
ratioing sample spectrum using different, 194
resolution, 153
sample spectrum divided by, 150, 155
saving, 158
spectral quality, 159
stored, 119
unable to collect, 156
bandwidth for Fourier self-deconvolution, 216
baseline
checking in sample spectra, 133
corrected in library spectra, 283
correcting, 197
algorithm for, 200
automatically, 204
before library search, 262
benefits of, 199
selecting points for, 199
curved, 198
defined, 198
factors affecting, 198
shifted, 198, 199
tilted, 198, 199
Baseline Correct, 197
how to use, 200
beam path, 147
beamsplitter
aligning interferometer after installing, 143
background spectrum affected by, 155
collecting background spectrum after changing, 155
configuring system after installing, 144
for collecting spectra, 126
spectral range, 127, 134
type
in sampling information, 100, 172
shown in report, 298
Beer-Lambert law, 212
Bench Status indicator, 14
making available, 89
bitmap format
copied item in, 70
cut item in, 70
Blank, 207
compared with Straight Line, 208
how to use, 208
blanked spectral regions restored by Reprocess, 195
box
drawing around printed spectra, 84
boxcar apodization, 138
button
toolbar, 107
322 Thermo Nicolet