Research Article
Photoelectric Properties of DSSCs Sensitized by Phloxine B and Bromophenol Blue
Table 1
Transition energy and oscillator strength of phloxine B and bromophenol blue in solvent were calculated by using TD-DFT/6-31(d) in the solvent.
| Dyes | State | (eV) | Absorption peak (nm) | Contribution MO | Strength |
| Phloxine B | S1 | 2.63 | 472 | (0.70069)H L | 0.7582 | S2 | 3.00 | 413 | (0.69801)H − 1 L | 0.0187 | S3 | 3.30 | 376 | (0.49261)H − 4 L | 0.0015 | S4 | 3.32 | 373 | (0.53756)H − 2 L | 0.0039 | S5 | 3.56 | 349 | (0.70249)H L + 1 | 0.0243 | S6 | 3.64 | 340 | (0.49354)H L + 2 | 0.0079 | Bromophenol blue | S1 | 4.28 | 289 | (0.69468)H L | 0.0322 | S2 | 4.36 | 284 | (0.69221)H − 1 L | 0.0206 | S3 | 4.53 | 273 | (0.69343)H L + 1 | 0.0021 | S4 | 4.61 | 269 | (0.52434)H − 1 L + 1 | 0.0127 | S5 | 4.62 | 231 | (0.48364)H − 2 L | 0.0148 | S6 | 4.72 | 263 | (0.60405)H − 3 L | 0.0037 |
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