Table 2 Energy deviations ΔE (in kcal mol−1) from the exact values of phenol blue for the S0 and S1 energies at the FC and CI geometries measured on the ibm_kawasaki device.

From: Excited state calculations using variational quantum eigensolver with spin-restricted ansätze and automatically-adjusted constraints

Entry

Geometry

ΔE (S0)

ΔE (S1)

1

FC

1.68

1.64

2

FC

1.82

2.03

3

CI

0.37

0.04

4

CI

0.49

0.01

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