forms the density matrix for an atomic system (list of AtomicState objects) sys.
  • The following options can be given:
AllowedElementsAlldensity-matrix elements that are allowed to be nonzero
ComplexExpandVariablesFalsewhether to express density-matrix elements in terms of real and imaginary parts
DMLabelNoneadditional label for density-matrix elements
DMSymbolsymbol to use for density-matrix elements
NeglectedElementsNonedensity-matrix elements that are required to be zero
Representation"Zeeman"Zeeman or polarization-moment representation
TimeDependenceTruewhether density-matrix elements should have explicit time dependence
TimeVariabletsymbol to use for time variable
  • Possible values for the Representation option include "Zeeman" and "PolarizationMoments".
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