Getting started

This tutorial will guide you through the most important features of the exo_k library.

• First steps with exo_k
  • Initialization
  • Documentation
• Dealing with Ktable() objects
  • Loading and saving a Ktable() object
    • Loading a Ktable from a file
    • Managing Units
      • Tracking units
      • Converting to new units
      • Overriding default units in a file
    • Setting up the search path and searching files using regular expressions
    • Writing a Ktable into a file
    • What is inside a Ktable object
    • Handling zeros
    • Copying a Ktable object
  • Plotting opacities and k-distributions
  • Interpolating and remapping tables
    • Basic interpolation
    • Interpolation options
    • (Log P, T) grid Remapping
    • Remapping in g-space
    • Extending the spectral range
    • Clipping data to a given spectral range
  • Binning down a Ktable
  • Rescaling and mixing Ktables
• Dealing with mixes: The Kdatabase() object
  • Loading a Kdatabase() object
    • Global loading from files
    • Adding individual, already-loaded Ktables
    • Dealing with inhomogeneous databases
  • Accessing individual Ktables
  • Create a Ktable() for a mix of gases
  • Binning down a Kdatabase()
• Loading and creating correlated-k tables to use with LMDZ GCM
  • Creating new corr-k for LMDZ-GCM
  • Loading existing LMDZ corr-k tables
  • Creating a LMDZ corr-k with a variable gas from a Kdatabase: the Ktable5d
  • Adding the opacity of a trace species to an existing corr-k table
• Creating corr-k from High_resolution spectra
  • A note on ascii vs hdf5 data
  • Organizing your spectra into a grid
    • Kspectrum files generated for LMDZ
    • Files named with information on P, T (and x) in the title
  • Actually making the Ktable
  • Corr-k with a variable gas: Ktable5d
• Dealing with cross sections: Xtable()objects
  • Xtable: sample or bin_down
  • Loading Xtable with kspectrum-like spectra
  • Creating a Ktable from an Xtable
• Dealing with continua: Cia_table() and CIAdatabase() objects
• How to use exo_k as an opacity interpolator inside your code: The Gas_mix object
  • Composition and background gas
  • Getting the molar mass
  • Connecting a gas with a radiative database
  • Choosing gas recombination method (when using Ktables)