Table 3 Summary of optical and device properties of narrow-bandwidth TADF emitters.
From: Recent advances in organic luminescent materials with narrowband emission
No. | Emitter | λPL (nm) | FWHMPL (nm) | PLQY (%) | λEL (nm) | FWHMEL (nm) | EQE (%) | CIEx,y | Refs. |
|---|---|---|---|---|---|---|---|---|---|
Multiple resonance (MR) TADF emitters | |||||||||
5-1 | 2a | 398 (in DCM) | 32* (in DCM) | 72 (in PMMA film) | NA | NA | NA | NA | |
5-2 | 2b | 410 (in DCM) | 27* (in DCM) | 65 (in PMMA film) | NA | NA | NA | NA | |
5-3 | 2c | 410 (in DCM) | 33* (in DCM) | 60 (in PMMA film) | NA | NA | NA | NA | |
5-4 | 2d | 436 (in DCM) | 49* (in DCM) | 57 (in PMMA film) | NA | NA | NA | NA | |
5-5 | DABNA1a | 462 (in DCM) 458 (in EtOH) 460 (in mCBP film) | 33 (in DCM) 36 (in EtOH) 30 (in mCBP film) | 89 (in DCM) 84 (in EtOH) 88 (in mCBP film) | 459 | 28 | 13.5 | (0.13, 0.09) | |
5-6 | DABNA2a | 470 (in DCM) 463 (in EtOH) 469 (in mCBP film) | 34 (in DCM) 34 (in EtOH) 28 (in mCBP film) | 85 (in DCM) 90 (in EtOH) 90 (in mCBP film) | 467 | 28 | 20.2 | (0.12, 0.13) | |
5-7 | 1 | 386 (in Tol) | 47* (in Tol) | 63.2 (in Tol) | NA | NA | NA | NA | |
5-8 | 2a | 399 (in PMMA film) | 26 (in PMMA film) | 54 (in PMMA film) | NA | NA | NA | NA | |
5-9 | B2a | 45 (in PMMA film) | 32 (in PMMA film) | 53 (in PMMA film) | 460 | 37 | 18.3 | (0.13, 0.11) | |
5-10 | B3 | 441 (in PMMA film) | 34 (in PMMA film) | 33 (in PMMA film) | NA | NA | NA | NA | |
5-11 | B4 | 450 (in PMMA film) | 38 (in PMMA film) | 57 (in PMMA film) | NA | NA | NA | NA | |
5-12 | ADBNA-Me-Mesb | 484 (in DCM) 482 (in DOBNA-OAr film) | 38 (in DCM) 3 (in DOBNA-OAr film) | 89 (in DOBNA-OAr film) | 481 | 32 | 16.2 | (0.10, 0.27) | |
5-13 | ADBNA-Me-Tipb | 482 (in DCM) 479 (in DOBNA-OAr film) | 36 (in DCM) 34 (in DOBNA-OAr film) | 88 (in DOBNA-OAr film) | 480 | 33 | 21.4 | (0.11, 0.29) | |
5-14 | ν-DABNAc | 468 (in Tol) 467 (in DOBNA-OAr film) | 14 (in Tol) 18 (in DOBNA-OAr film) | 74 (in Tol) 90 (in DOBNA-OAr film) | 469 | 18 | 34.4 | (0.12, 0.11) | |
5-15 | t-DABNAd | NA | NA | 88 (in DPEPO:DMAC-DPS film) | 450* | 31 | 31.4 | (0.13, 0.15) | |
5-16 | TBN-TPAe | 470 (in Tol) | 26 (in Tol) | 97.5 (in Tol) | 474 | 27 | 32.1 | (0.12, 0.19) | |
5-17 | DtBuCzB(or BBCz-SB)f | 481 (in Tol) | 22 (in Tol) | 91 (in Tol) | 488 | 29 | 21.6 | (0.10, 0.42) | |
5-18 | DtBuPhCzB | 496 (in Tol) | 21 (in Tol) | 97 (in Tol) | 504f, 504g, 508h | 34f, 33g, 33h | 23.4f, 23.5g, 25.5h | (0.15, 0.61)f, (0.19, 0.61)g, (0.20, 0.65)h | |
5-19 | p-Cz-BNCz | 466* (in Tol) | 22* (in Tol) | NA | NA | NA | NA | NA | |
5-20 | m-Cz-BNCzi | 519 (in Tol) | 38 (in Tol) | 97 (in Tol) | 520 | 44 | 27 | (0.23, 0.69) | |
5-21 | 2F-BNj | 494 (in Tol) 502 (in mCPBC film) | 24 (in Tol) 32 (in mCPBC film) | 88.7 (in mCPBC film) | 501 | 40 | 22 | (0.16, 0.60) | |
5-22 | 3F-BNk | 499 (in Tol) 503 (in mCPBC film) | 24 (in Tol) 33 (in mCPBC film) | 83.4 (in mCPBC film) | 499 | 38.5 | 22.7 | (0.20, 0.58) | |
5-23 | 4F-BNk | 496 (in Tol) 501 (in mCPBC film) | 25 (in Tol) 31 (in mCPBC film) | 91.4 (in mCPBC film) | 493 | 31.6 | 20.9 | (0.12, 0.48) | |
5-24 | AZA-BN | 522 (in Tol) 526 (in mCBP film) | 28 (in Tol) 36 (in mCBP film) | 99.7 (in Tol) 94 (in mCBP film) | 528l, 527m | 31l, 30 | 25.7l, 28.2m | (0.28, 0.69)l, (0.27, 0.69)m | |
5-25 | CzDABNA‐NP‐M/TB | 468 (in PMMA fim) | 28 (in PMMA fim) | 86 (in PMMA fim) | NA | NA | NA | NA | |
5-26 | Cz2DABNA‐NP‐M/TBn | 478 (in PMMA fim) | 29 (in PMMA fim) | 85 (in PMMA fim) | 477 | 27 | 21.8 | (0.11, 0.23) | |
5-27 | CzB2‐M/TB | 491 (in PMMA film) | 34 (in PMMA fim) | 88 (in PMMA fim) | NA | NA | NA | NA | |
5-28 | Cz2B2‐M/TB | 483 (in PMMA film) | 38 (in PMMA fim) | 88 (in PMMA fim) | NA | NA | NA | NA | |
5-29 | CzDABNA‐NP | 461 (in PMMA film) | 30 (in PMMA fim) | 80 (in PMMA fim) | NA | NA | NA | NA | |
5-30 | CzDABNA‐NP‐TB/H | 465 (in PMMA film) | 30 (in PMMA fim) | 82 (in PMMA fim) | NA | NA | NA | NA | |
5-31 | DABNA‐NP‐M | 460 (in PMMA film) | 29 (in PMMA fim) | 88 (in PMMA fim) | NA | NA | NA | NA | |
5-32 | DABNA‐NP‐TBn | 453 (in PMMA film) | 26 (in PMMA fim) | 83 (in PMMA fim) | 457 | 33 | 19.5 | (0.14, 0.11) | |
5-33 | CzB2‐M/Pn | 504 (in PMMA film) | 39 (in PMMA fim) | 87 (in PMMA fim) | 497 | 29 | 26.7 | (0.12, 0.57) | |
5-34 | OAB-ABP-1o | 506 (in PMMA film) | 34 (in PMMA fim) | 90 (in PMMA film) | 505 | 33 | 21.8 | (0.12, 0.63) | |
5-35 | BBCz-DBp | 466 (in Tol) 471 (in mCBP film) | 16 (in Tol) 26 (in mCBP film) | 93 (in Tol) | 469 | 27 | 29.3 | (0.12, 0.18) | |
5-36 | BBCz-Gp | 517 (in Tol) 519 (in mCBP film) | 34 (in Tol) 50 (in mCBP film) | 90 (in Tol) 99 (in mCBP film) | 515 | 54 | 31.8 | (0.26, 0.68) | |
5-37 | BBCz-Yp | 549 (in Tol) 549 (in mCBP film) | 42 (in Tol) 48 (in mCBP film) | 85 (in Tol) 90 (in mCBP film) | 549 | 48 | 29.3 | NA | |
5-38 | BBCz-Rp | 615 (in Tol) 619 (in mCBP film) | 21 (in Tol) 27 (in mCBP film) | 89 (in Tol) 79 (in mCBP film) | 616 | 26 | 22.0 | (0.67, 0.33) | |
5-39 | QAO(=QAD)q | 466 (in Tol) | 32 (in Tol) | 72.4 (in mCP film) | 468 | 39 | 19.4 | (0.13, 0.18) | |
5-40 | 3-PhQADr | 466 (in Tol) | 30 (in Tol) | 73 (in mCP film) | 480 | 44 | 19.1 | (0.13, 0.32) | |
5-41 | 7-PhQADr | 464 (in Tol) | 22 (in Tol) | 68 (in mCP film) | 472 | 34 | 18.7 | (0.12, 0.24) | |
5-42 | Mes3DiKTas | 468 (in Tol) 477 (in mCP film) | 29 (in Tol) 37 (in mCP film) | 37 (in Tol) 80 (in mCP film) | 480 | 36 | 21.1 | (0.12, 0.32) | |
5-43 | DDiKTat | 470 (in Tol) 490 (in DPEPO film) | 47 (in Tol) 61 (in DPEPO film) | 29 (in Tol) 72 (in DPEPO film) | 500 | 59 | 19.0 | (0.18, 0.53) | |
5-44 | QA-PFu | 465 (in Tol) 478 (in mCBP) | 23 (in Tol) 30 (in mCBP fim) | 73 (in Tol) 89 (in mCBP fim) | 474 | 27 | 16.8 | (0.12, 0.17) | |
5-45 | QA-PCNu | 462 (in Tol) 477 (in mCBP) | 25 (in Tol) 34 (in mCBP fim) | 42 (in Tol) 68 (in mCBP fim) | 473 | 30 | 16.9 | (0.12, 0.18) | |
5-46 | QA-PMOu | 475 (in Tol) 485 (in mCBP) | 27 (in Tol) 33 (in mCBP fim) | 75 (in Tol) 66 (in mCBP fim) | 484 | 27 | 15.0 | (0.11, 0.30) | |
5-47 | QA-PCZu | 471 (in Tol) 480 (in mCBP) | 29 (in Tol) 34 (in mCBP fim) | 54 (in Tol) 71 (in mCBP fim) | 482 | 29 | 17.5 | (0.11, 0.28) | |
Conventional D-A type TADF emitters | |||||||||
5-48 | CzBPCNv | 453 (in Tol) | 55 (in Tol) | 76 (in Tol) | 460 | 48 | 14.0 | (0.14, 0.12) | |
5-49 | TDBA-Ac | 458 (in Tol) | 50 (in Tol) | 93 (in DBFPO film) | 445*,w, 464*,x | 48w, 55x | 21.5w, 25.7x | (0.15, 0.06)w, (0.14, 0.15)x | |
5-50 | TDBA-DI | 456 (in Tol) | 55 (in Tol) | 99 (in DBFPO film) | 462*,w, 480*,x | 56w, 65x | 32.2w, 38.2 | (0.14, 0.15)w, (0.15, 0.28)x | |
5-51 | 3CzTBx | 433 (in Tol) | 50* (in Tol) | 87.8 (in DBFPO film) | 470 | 56* | 29.1 | (0.14, 0.19) | |
5-52 | M3CzBx | 445 (in Tol) | 53* (in Tol) | 92.8 (in DBFPO film) | 478 | 54* | 30.7 | (0.14, 0.26) | |
