Process options, 90 Protégé spectrometer aperture, 124 purging spectrometer, 133, 135, 152 using Smart Purge, 90 q QC Compare, 266 how to use, 266 QC comparison, 266 adding green check mark or red X from to report template, 299 adding results of to report template, 298 comments, 268 printing, 268 library for, 249 printing results of, 268 setting up, 243 spectral regions for, 249, 250, 266 threshold, 283 QC library creating, 271 defined, 270 quality control, 213 Quant Setup, 293 how to use, 293 Quantify, 294 how to use, 294 quantitative analysis, 233 absorbance used for, 186 adding results from to report template, 298 affected by baseline, 199 and Kramers-Kronig, 205 data spacing for, 221 Kubelka-Munk units for, 188 method, 233, 293 background spectrum for, 155 default directory for opening, 76 file extension, 293 normalizing spectra for, 78, 88, 229 normalizing spectrum for, 231 performing, 294 reprocessing spectrum for, 195 searching reports for results of, 314 r Raman hardware, 144 range of Y values of group of spectra, 240 readout, 14 font for, 82 information for tools displayed by, 23 Redo Limit Change, 162 how to use, 162 redoing display limit changes, 162 reference laser frequency, 228 reference spectrum carbon dioxide, 206 collecting, 93 displaying, 159 subtraction, 213 water, 206 collecting, 92 water and carbon dioxide, 92, 206 collecting, 93 reflectance final format, 117 reflection spectrum converting to % reflectance, 190 converting to log (1/R) units, 190 refractive index, 132 region tool, 28 measuring uncorrected peak area using, 29 selecting spectral region using, 28 report adding to notebook, 310 requiring digital signature for, 102 creating, 295 date and time searching for, 314 default directory for previewing or printing, 76 displaying, 308, 311, 316 enlarging, 309, 310, 317 finding by searching for text in report notebook, 314 in report notebook, 313 margins, 85, 296 notebook, 311 adding report to, 310 creating, 309 displaying, 312 displaying report in, 316 reports in, 313 searching, 314 number of pages in, 308 orientation, 85, 296 page number, 308 previewing, 296 printing, 296, 308, 309, 317 prompting for text for, 297 signing, 312 template adding item to, 297 adding page to, 305 creating, 296, 305 current, 305 default directory for selecting, editing or creating, 76 deleting item from, 302 deleting page from, 305 editing, 305 editing item in, 303 example, 295, 305 extension, 306 font for item in, 300 margins, 85, 296 moving item in, 302 moving item in to back, 304 number of pages in, 305, 306 orientation, 85, 296 page number, 306 resizing item in, 302 334 Thermo Nicolet
esizing item in automatically, 301, 304 saving, 305 selecting, 305 spectral region for item in, 301 title, 311 searching for, 314 Report menu, 295 Reprocess, 194 how to use, 196 reprocessing spectrum, 154, 194 Reset Bench button, 141 resetting spectrometer, 141 resizing item in report template, 302 automatically, 301, 304 resolution affected by aperture, 124 aperture affected by, 124 aperture for, 116 aperture too large to achieve, 88 apodization for, 134 background spectrum, 153 checking, 134 collecting background spectrum after changing, 155 displayed in Collect Background window, 155 displayed in Collect Sample window, 149 enhancing, 216 for collecting background spectrum, 116 for collecting spectrum, 116 gas sample, 134 in CSV text file, 49 in sampling information, 100, 172 included in printed information, 84 library, 273, 283 reference spectrum, 92 reprocessing spectrum to match, 195 shown in report, 298 subtraction affected by, 214 resolution points number of in CSV text file, 51 Restore button, 16 Resume button, 259, 267 Retrieve Interferograms, 197 how to use, 197 rich text format (RTF) file saving log as, 77 rms noise measuring, 238 Roll button, 20 Roll/Zoom window, 182 Roll/Zoom Window, 182 how to use, 183 rolling, 182 root mean square noise measuring, 238 s sample collecting spectrum of, 148 concentration, 188 gas resolution for, 116 installing, 152 location, 125 particle size, 188 preparing before library search, 262 prompting to insert or remove, 87 thick, 131 thickness, 188 too thick, 198 verifying composition of, 266 sample compartment collecting background spectrum after changing, 155 sample shuttle, 126 sample spacing collecting background spectrum after changing, 155 for collecting spectra, 138 in CSV text file, 51 near-IR experiment, 140 sample spectra checking baseline in, 133 for carbon dioxide, 133 for derivative peaks, 132 for fringes or channeling, 131 for peaks, 130 for totally absorbing peaks, 130 for water, 133 spectral range checked for, 133 sample spectrum checking quality of, 127 collecting, 148 collecting background spectrum before or after, 119 divided by background spectrum, 150, 155 title, 152 sampling accessory collecting background spectrum through, 157 sampling information color, 80 displaying, 164, 172 font for, 82 in new spectral windows, 96, 99 moving, 39 printing, 165 font for, 86 removed from screen when spectrum hidden, 175 Save, 53 how to use, 53 Save As, 54 how to use, 54 Save Configuration As, 59 how to use, 60 Save Group, 55 how to use, 55 saving annotation, 91 background spectrum, 158 configuration, 59, 106 default directory for, 76 requiring digital signature for, 102 OMNIC User’s <strong>Guide</strong> 335
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The information in this publication
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Peak area tool.....................
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Checking spectrometer performance a
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Process............................
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Selecting, editing or creating a re
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How to use this manual This manual
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• If you do not have the DS optio
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Note If you have the DS option, you
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Digital signature information in a
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There are several ways to enter the
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Note Some tutorials are available o
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Note If you are using Windows 2000
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Panes A pane is an area of the spec
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Displaying a list of spectrum title
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Displaying a different spectral reg
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Copying information to the Clipboar
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Note You can select all the display
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Next, hold down the Shift key and c
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Region tool Some OMNIC commands can
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You can position the annotation tex
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You can position the annotation by
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2. Click the Annotate button to the
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The corrected area is bordered by t
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2. Edit the label text if desired.
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Overlaying spectra lets you see sig
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When you hide a stacked spectrum, a
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If a pane containing a spectrum is
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46 Thermo Nicolet
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File Type Extension Comments Spectr
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The settings available in the Y Uni
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If Put Opened Spectrum In New Windo
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3. If the Save As dialog box appear
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2. Choose Save Group from the File
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2. Locate and select the desired fi
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Save a configuration This procedure
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A dialog box appears. 2. Type a use
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Note The Enable OMNIC Log-In comman
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Note If a spectrum has been pasted
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Delete files 1. Choose Delete Files
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When you cut a displayed stacked sp
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Pasting duplicate images of spectra
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Note The options you set using Opti
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File Type Initial Spectra Initial E
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Normalize the spectra of standards
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In the upper-left corner of the dia
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Type Annotation Axis Labels Axis Nu
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Specifying how to print axes The op
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Text Type Annotation Axis Labels Ax
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Note If you have turned off Prompt
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Setting Smart Purge The Smart Purge
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Specifying how to list peaks found
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4. Collect a sample spectrum with n
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To specify or do this... The X-axis
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Turn on Display All Annotation if y
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Item Company Name Spectrum Title Da
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Preventing the overwriting of files
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State Enabled Disabled Hidden Descr
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6. If you disabled or hid the Save
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5. Specify the size of the toolbar
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Note You can create an image for a
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The experiment you select also sets
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Note The experiment you select also
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Note If you are studying samples th
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When deciding whether to use this f
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Titling the experiment Bench featur
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The peak-to-peak intensity is the s
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• It helps prevent infrared energ
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Specifying the beamsplitter type If
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The parameter checks appear when yo
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The individual checks are described
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Fringes result when back reflection
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A beamsplitter, detector, source or
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Type the desired minimum peak-to-pe
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Setting Boxcar N-B* Weak N-B* Mediu
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As an example, for a standard DTGS
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If you have installed a Smart Acces
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• Install a 32-bit version of OMN
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• To save the settings in the cur
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The positive settings move your vie
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What happens during collection? The
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3. Choose Collect Sample from the C
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Note To store the spectrum on the h
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Viewing the age of the background D
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If Preview Data Collection is turne
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If at any time the system condition
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Undo a display limit change Choose
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To specify this or do this... The n
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To remove the grid from a spectral
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Note You can display annotations ve
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This format is suitable for high re
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Specifying the sampling information
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Stacked spectra Stacking spectra is
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Full Scale brings the highest data
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Match the Y-axis scale of a spectru
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Display spectra vertically offset 1
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Display spectra full scale automati
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Displaying and using a toolbar Use
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Converting spectra to absorbance Us
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The units are described in the next
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The photoacoustic value (PAS) at a
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Micrometers Select Micrometers to c
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4. Choose OK. • If you selected K
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• To change the final format. You
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What is a baseline? A baseline cons
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Important Be careful not to introdu
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The X and Y values of the point app
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8. When you are finished correcting
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Before searching an ATR spectrum ag
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• A spectrum includes the region
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Replacing a spectral region with a
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Subtracting spectra Use Subtract in
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2. Choose Subtract from the Process
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Subtracting a component or contamin
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Note If negative peaks appear in th
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3. Select the desired number of smo
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Converting spectra to their first o
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Multiplying a spectrum by a number
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Symbol Meaning Examples / Divide. A
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• To change the factor using the
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Here is the normalized spectrum: In
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Normalize the scale of spectra 1. S
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Example libraries The following sec
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Click the Print button in the Find
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6. To display or remove the Y-axis
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3. Choose Average from the Process
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Range of Y values versus X value Pe
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4. If you are not using the search
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Using extended search The Extended
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When you perform the search, the ex
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All the QC libraries and library gr
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Set up a spectral search (The proce
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7. Specify the number of found libr
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5. Specify the spectral regions to
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Search a spectral library 1. Use Li
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If you did not use the search exper
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To print the search expert’s comm
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Color-coded titles of the spectrum
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To print the spectrum and functiona
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You can choose Overlay Spectra from
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Working with libraries Click the Li
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Once a library is created, you can
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3. Click the name of the user libra
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A copy of the spectrum is placed in
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• If you are adding more than one
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3. Click the name of the library. T
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9. Choose Search. The search result
- Page 294 and 295: The kinds of information displayed
- Page 296 and 297: 2. Click the Create/Edit Structures
- Page 298 and 299: If you want to print the informatio
- Page 300 and 301: When you are ready to start printin
- Page 302 and 303: You can only add the spectrum to a
- Page 304 and 305: 3. If you want to reset the data co
- Page 306 and 307: Follow these general steps to creat
- Page 308 and 309: Type Spectrum Comments Spectrum Cus
- Page 310 and 311: 3. Specify the item type by selecti
- Page 312 and 313: 5. Choose Preview/Print Report from
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- Page 316 and 317: The page number of the currently di
- Page 318 and 319: 7. Close the Report Template window
- Page 320 and 321: Adding a report to a notebook Use A
- Page 322 and 323: To view a report notebook, use View
- Page 324 and 325: Searching for text Click the Search
- Page 326 and 327: Express dates on this tab in the fo
- Page 328 and 329: 5. To search for reports that conta
- Page 330 and 331: Note When windows are tiled, they m
- Page 332 and 333: atmospheric effects suppressing, 94
- Page 334 and 335: status of, 148 time for, 115, 116,
- Page 336 and 337: detector interface kit, 123 detecto
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- Page 342 and 343: OMNIC Atlµs default directory, 76
- Page 346 and 347: experiment, 114, 146 default direct
- Page 348 and 349: detector, 127 filter for, 139 for c
- Page 350 and 351: displaying, 14, 20, 39, 95 color fo
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- Page 354: x X-axis, 14, 17 display limits, 17