.. only:: html .. note:: :class: sphx-glr-download-link-note Click :ref:`here ` to download the full example code .. rst-class:: sphx-glr-example-title .. _sphx_glr_auto_examples_1D_1_examples_plot_4_FTIR.py: Fourier Transform Infrared Spectroscopy (FTIR) dataset ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ The following `FTIR dataset `_, was obtained as a JCAMP-DX file, and subsequently converted to the CSD model file-format. The data structure of the FTIR dataset follows, .. code-block:: default import matplotlib.pyplot as plt import csdmpy as cp filename = "https://osu.box.com/shared/static/0iw0egupb1hkulkbdq4hagzzhkbvqjkv.csdf" FTIR_data = cp.load(filename) print(FTIR_data.data_structure) .. rst-class:: sphx-glr-script-out Out: .. code-block:: none { "csdm": { "version": "1.0", "read_only": true, "timestamp": "2019-07-01T21:03:42Z", "description": "An IR spectrum of caffeine.", "dimensions": [ { "type": "linear", "count": 1842, "increment": "1.930548614883216 cm^-1", "coordinates_offset": "449.41 cm^-1", "quantity_name": "wavenumber", "reciprocal": { "quantity_name": "length" } } ], "dependent_variables": [ { "type": "internal", "name": "Caffeine", "numeric_type": "float32", "quantity_type": "scalar", "component_labels": [ "Transmittance" ], "components": [ [ "99.31053, 99.08212, ..., 100.22944, 100.22944" ] ] } ] } } and the corresponding plot. .. code-block:: default plt.figure(figsize=(6, 4)) cp.plot(FTIR_data, reverse_axis=[True]) plt.tight_layout() plt.show() .. image:: /auto_examples/1D_1_examples/images/sphx_glr_plot_4_FTIR_001.png :alt: Caffeine :class: sphx-glr-single-img Because, FTIR spectrum is conventionally displayed on a reverse axis, an optional `reverse_axis` argument is provided to the :meth:`~csdmpy.plot` method. Its value is an order list of boolean, corresponding to the order of the dimensions. .. rst-class:: sphx-glr-timing **Total running time of the script:** ( 0 minutes 1.013 seconds) .. _sphx_glr_download_auto_examples_1D_1_examples_plot_4_FTIR.py: .. only :: html .. container:: sphx-glr-footer :class: sphx-glr-footer-example .. container:: sphx-glr-download sphx-glr-download-python :download:`Download Python source code: plot_4_FTIR.py ` .. container:: sphx-glr-download sphx-glr-download-jupyter :download:`Download Jupyter notebook: plot_4_FTIR.ipynb ` .. only:: html .. rst-class:: sphx-glr-signature `Gallery generated by Sphinx-Gallery `_