In such a case first envelope is Fundamental and the second
  one is the second harmonic
 
  'SelfSteppeningF', 'SelfSteppeningSH' the
  'PumpDeplition'
  'ConversionF', 'ConversionSH' - this is essential for
  conversion but you might want to look only at the steepening.
  'ThetaPhiDependentDeff'