Table 2 Photo-switching properties of diarylethene (each variable listed in equations 4–11).

From: Light penetration-coupled photoisomerization modeling for photodeformation of diarylethene single crystal: upscaling isomerization to macroscopic deformation

Energy level (eV)

E 1

E 2

E 3

E 5

0.662

0

2.619

3.537

Vibrational frequency (cm −1 )

k 34

k 54

k 41

k 42

221.14805

55.17

271.96

271.96

Electric transition dipolemoment (a.u.)

| d 13 |

| d 25 |

2.784

0.649

Energy barrier (eV)

ΔE 34 = 0.1073

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