Tutorial01

Fitting the complex refractive index by automatic mode

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In this tutorial, we will use the C=O stretching region of dimethyl carbonate (DMC) as an example to show the automatic fitting procedure in ComplexRI.

The ATR-IR experimental data file in this tutorial can be downloaded from Here

Then, please move to the Main Package page.

Upload the“data_DMC_2col.txt” in ① and set the other parameters according to the following figure. (For the meanings of each part, please refer to ➡Manual.)

Now, please click the “Execute Fitting” to start fitting.

Results of Tutorial01

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The Result should be like follows.

The meaning of each output can be found in ➡Manual

Tutorial02