Figure 5
From: Optimization two-qubit quantum gate by two optical control methods in molecular pendular states

The evolution of population as function of time corresponding to the initial state 0.25 \(\vert 00 \rangle\) + 0.25 \(\vert 01 \rangle\)+0.25 \(\vert 10 \rangle\)+0.25 \(\vert 11 \rangle\).