qspec.simulate.Atom  (  states = None ,  decay_map = None ,  mass = 0 ,  instance = None  )[source]

Class representing an Atom and its inner structure.

Parameters:

statesIterable[qspec.simulate._simulate_cpp.State]

The states of the atom.

decay_mapqspec.simulate._simulate_cpp.DecayMap

The decay map which connects the atomic states.

massscalar

The mass of the atom (u).

instanceNone

A pointer to an existing Atom instance. If this is specified, the other parameters are omitted.