'''Authors''' [[BR]]
Giorgio Busoni (University of Melbourne)
email: giorgio.busoni@unimelb.edu.au

'''Description of the model''' [[BR]]
This is a simplified model for dark matter with a CP-even spin-0 mediator exchanged in the s-channel. Dark matter is taken to be a Dirac Fermion.
For more details: [[BR]]
 * [arXiv:1612.03475]: Nicole F. Bell, Giorgio Busoni, Isaac W. Sanderson, "Self-consistent Dark Matter Simplified Models with an s-channel scalar mediator"

'''Model files''' [[BR]]
 * S2HDM.fr: main model file for spin-0 mediators.
 * cabibbo.rst, Massless4f.rst, Massless5f.rst: restriction files.
 * S2HDM.nb: this is an example Mathematica notebook that loads the model, checks consistency, calculates the Feynman rules and outputs the model in various formats.
 * unitarity.m: additional mathematica file loaded by the mathematica notebook, that checks unitarity, perturbativity and stability of potential
 * S2HDM_X.nlo files: NLOCT output, necessary to generate NLO UFO

'''Download'''
 * Full package
 * UFO Type I
 * UFO Type II
 * UFO Aligned
 * CALCHEp Aligned


'''Version updates''' [[BR]]
v1.0 release version [[BR]]
v0.7 prerelease version

'''Sample commands for MadGraph5_aMC@NLO''' [[BR]]