Resolution:
## Figure 4.
Time evolution of probability density and pseudospin current for the quantum gate
σ_{x }and σ_{y }operation. Time evolution of density and current probability due to the effect of the produced
quantum gate σ_{x} in the left side and σ_{y} in the right side, initial state |Ψ_{0}〉 = |0〉 (Figure 1b).
Amparán |