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CH2Cl2 | Solid | CH2Cl2 | Solid | CH2Cl2 | Pristine film | CH2Cl2 | Pristine film | |
λ em-300K | 616 nm | 550 nm | 616 nm | 556 nm | — | 572 nm | — | 533 nm |
λ em-77K | 543 nm | 568 nm | 546 nm | 564 nm | — | — | — | — |
PLQY300K | — | 22.4% | — | 20.0% | — | 2.9% | — | 15.5% |
PLQY77K | — | 19.3% | — | 19.4% | — | — | — | — |
τ-300K | — | 5.7 μs | — | 5.7 μs | — | 0.95 μs | — | 0.90 μs |
τ-77K | — | 343 μs | — | 363 μs | — | — | — | — |
τ (T1) | — | 334 μs | — | 356 μs | — | — | — | — |
τ (TADF) | — | 5.7 μs | — | 5.7 μs | — | — | — | — |
ΔE(S1–T1) | — | 726 cm−1 | — | 726 cm−1 | — | 1766 cm−1 | — | 1347 cm−1 |
Ref. | 139 | 139 | 138 | 138 |