Clicking will only save it in the same format again. If you already saved your spectrum in one format and want to save it in a different format (ascii, e.g.) then select Save As, from the File menu. Please save your data only to, either of your personal subfolder in C:\MyDocuments\OMNIC\spectra, or to your own USB drive directly. 11) To save your data, select the spectrum you want to save by clicking on it s curve (it should then turn red, see Figure 9) and then click. You can also ask a LSF staff about these. These are described in more detail in the Nexus 670 User s Guide, and in the OMNIC on line help. 10) There are some simple analyses that can be performed by the OMNIC program. 8) Place sample in the sample chamber, or on the designated place on the accessory you are using (Figure 6). A typical background spectrum is shown on Figure 8. If you have a saturation problem, try usingĢ one of the energy screens, stored in the toolbox by the instrument (Figure 7). If it shows or, then clicking View collect status on the pop-up dialog at the end of the collection (Figure 5) you can view information about the collection, including any problems that occurred. 7) Collect the background spectrum by clicking the ( ) icon, or selecting it from the Collect menu. If the beam is not blocked you should see an interferogram like the one in figure 4 right, when you select the Bench tab. Adjust the parameters for your experiment (Figure 4). 6) Select Experiment Setup from the toolbar ( ) or from the Collect menu. The choices available in this menu can change, depending on the accessory installed. 5) Select the experiment you want to do from the drop down menu (Figure 3). 3) Select and install the accessory you intend to use.
2) Fill the detector with liquid N 2 (Figure 2). You can proceed through steps 2 to 6 while you wait. 1) Turn on the power supply for the spectrometer (Figure 1). 1 CENTER FOR MICROANALYSIS OF MATERIALS LASER AND SPECTROSCOPY FACILITY Thermo-Nicolet Nexus 670 FTIR Operation instructions MAKE SURE YOU SIGNED UP FOR TIME ON THE ON-LINE SCHEDULE FOR THIS INSTRUMENT BEFORE USING IT.
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