journal article·2026-02

Blue-emitting ionic multi-resonance emitters for efficient narrowband light-emitting electrochemical cells

Xiaoyun Liu, Ke Zhang, Ronghao Yang, Nanke Gao, Taiyong Chen, Fangfang Huang, Lei He, Xin Ai, Zhihua Ma, Shiyang Shao

Science China Materials· Volume 69· Issue 2
Publisher page

Abstract

No abstract is available for this record. The assistant can identify its topic from the title, but cannot infer the study’s results.

Source: Not provided · Quality: missing

Research context

OpenAlex topics: Organic Light-Emitting Diodes Research · Luminescence and Fluorescent Materials · Synthesis and Properties of Aromatic Compounds

SciVX discovery tags are terminology-based. OpenAlex topics are source-provided classifications.

References (52)

Show source-provided references
1. Lanz T, Sandström A, Tang S, et al. A light–emission textile device: conformal spray-sintering of a woven fabric electrode. Flex Print Electron, 2016, 1: 02500410.1088/2058-8585/1/2/025004 ↗
2. Shao Y, Bazan GC, Heeger AJ. Long-lifetime polymer light-emitting electrochemical cells. Adv Mater, 2007, 19: 365–37010.1002/adma.200602087 ↗
3. Slinker J, Bernards D, Houston PL, et al. Solid-state electroluminescent devices based on transition metal complexes. Chem Commun, 2003, 2392–239910.1039/B304265K ↗
4. Sandström A, Asadpoordarvish A, Enevold J, et al. Spraying light: ambient-air fabrication of large-area emissive devices on complex-shaped surfaces. Adv Mater, 2014, 26: 4975–498010.1002/adma.201401286 ↗
5. Schlingman K, Chen Y, Carmichael RS, et al. 25 Years of light-emitting electrochemical cells: a flexible and stretchable perspective. Adv Mater, 2021, 33: 200686310.1002/adma.202006863 ↗
6. Matyba P, Maturova K, Kemerink M, et al. The dynamic organic p–n junction. Nat Mater, 2009, 8: 672–67610.1038/nmat2478 ↗
7. Pei Q, Yu G, Zhang C, et al. Polymer light-emitting electrochemical cells. Science, 1995, 269: 1086–108810.1126/science.269.5227.1086 ↗
8. van Reenen S, Matyba P, Dzwilewski A, et al. A unifying model for the operation of light-emitting electrochemical cells. J Am Chem Soc, 2010, 132: 13776–1378110.1021/ja1045555 ↗
9. Kanagaraj S, Puthanveedu A, Choe Y. Small molecules in light-emitting electrochemical cells: promising light-emitting materials. Adv Funct Mater, 2020, 30: 190712610.1002/adfm.201907126 ↗
10. Sakanoue T, Li J, Tanaka H, et al. High current injection into dynamic p–n homojunction in polymer light-emitting electrochemical cells. Adv Mater, 2017, 29: 160639210.1002/adma.201606392 ↗
11. Youssef K, Li Y, O’Keeffe S, et al. Light-emitting conjugated polymers: fundamentals of materials selection for light-emitting electrochemical cells. Adv Funct Mater, 2020, 30: 207022010.1002/adfm.202070220 ↗
12. Bai R, Meng X, Wang X, et al. Blue-emitting iridium(III) complexes for light-emitting electrochemical cells: advances, challenges, and future prospects. Adv Funct Mater, 2020, 30: 190716910.1002/adfm.201907169 ↗
13. Bolink HJ, Coronado E, Costa RD, et al. Near-quantitative internal quantum efficiency in a light-emitting electrochemical cell. Inorg Chem, 2008, 47: 9149–915110.1021/ic801587n ↗
14. Costa RD, Ortí E, Bolink HJ, et al. Luminescent ionic transition-metal complexes for light-emitting electrochemical cells. Angew Chem Int Ed, 2012, 51: 8178–821110.1002/anie.201201471 ↗
15. Frohleiks J, Wepfer S, Bacher G, et al. Realization of red iridium-based ionic transition metal complex light-emitting electrochemical cells (iTMC-LECs) by interface-induced color shift. ACS Appl Mater Interfaces, 2019, 11: 22612–2262010.1021/acsami.9b07019 ↗
16. Housecroft CE, Constable EC. Over the LEC rainbow: colour and stability tuning of cyclometallated iridium(III) complexes in light-emitting electrochemical cells. Coord Chem Rev, 2017, 350: 155–17710.1016/j.ccr.2017.06.016 ↗
17. Lin GR, Cheng JR, Wang CW, et al. Solid-state white light-emitting electrochemical cells based on scattering red color conversion layers. J Mater Chem C, 2015, 3: 12492–1249810.1039/C5TC02835C ↗
18. Zhang Q, Zhou Q, Cheng Y, et al. Highly efficient green phosphorescent organic light-emitting diodes based on CuI complexes. Adv Mater, 2004, 16: 432–43610.1002/adma.200306414 ↗
19. Uoyama H, Goushi K, Shizu K, et al. Highly efficient organic light-emitting diodes from delayed fluorescence. Nature, 2012, 492: 234–23810.1038/nature11687 ↗
20. Ye J, He Y, Li K, et al. Achieving record efficiency and luminance for TADF light-emitting electrochemical cells by dopant engineering. ACS Appl Mater Interfaces, 2022, 14: 17698–1770810.1021/acsami.2c00286 ↗
21. Yang Z, Mao Z, Xie Z, et al. Recent advances in organic thermally activated delayed fluorescence materials. Chem Soc Rev, 2017, 46: 915–101610.1039/C6CS00368K ↗
22. Yu R, Song Y, Zhang K, et al. Intrinsically ionic, thermally activated delayed fluorescent materials for efficient, bright, and stable light-emitting electrochemical cells. Adv Funct Mater, 2022, 32: 211062310.1002/adfm.202110623 ↗
23. Lundberg P, Tsuchiya Y, Lindh EM, et al. Thermally activated delayed fluorescence with 7% external quantum efficiency from a light-emitting electrochemical cell. Nat Commun, 2019, 10: 530710.1038/s41467-019-13289-w ↗
24. Wong MY, La-Placa MG, Pertegas A, et al. Deep-blue thermally activated delayed fluorescence (TADF) emitters for light-emitting electrochemical cells (LEECs). J Mater Chem C, 2017, 5: 1699–170510.1039/C6TC04821H ↗
25. Lim H, Cheon HJ, Woo SJ, et al. Highly efficient deep-blue OLEDs using a TADF emitter with a narrow emission spectrum and high horizontal emitting dipole ratio. Adv Mater, 2020, 32: 200408310.1002/adma.202004083 ↗
26. Naveen KR, Lee H, Braveenth R, et al. Achieving high efficiency and pure blue color in hyperfluorescence organic light emitting diodes using organo-boron based emitters. Adv Funct Mater, 2022, 32: 211035610.1002/adfm.202110356 ↗
27. Stachelek P, Ward JS, dos Santos PL, et al. Molecular design strategies for color tuning of blue TADF emitters. ACS Appl Mater Interfaces, 2019, 11: 27125–2713310.1021/acsami.9b06364 ↗
28. Zhao CX, Liu JN, Li BQ, et al. Multiscale construction of bifunctional electrocatalysts for long-lifespan rechargeable zinc-air batteries. Adv Funct Mater, 2020, 30: 200361910.1002/adfm.202003619 ↗
29. Chang Y., Zhang K., Han B., et al., Narrowband blue fluorescent polymers employing boron-, sulfur-, nitrogen-doped polycyclic aromatic hydrocarbon emitters. Acta Polym Sin, 2025, 56: 564–574
30. Gong X, Yang W, Zhang H, et al. Optimization of boron-containing acceptors towards high-efficiency TADF emitters: sky-blue OLEDs with external quantum efficiency of 32.6%. Sci China Mater, 2024, 67: 3537–354210.1007/s40843-024-3047-4 ↗
31. Hatakeyama T, Shiren K, Nakajima K, et al. Ultrapure blue thermally activated delayed fluorescence molecules: efficient HOMO–LUMO separation by the multiple resonance effect. Adv Mater, 2016, 28: 2777–278110.1002/adma.201505491 ↗
32. Hu JJ, Liang JQ, Yan ZP, et al. One-shot synthesis of heavy-atom-modified carbazole-fused multi-resonance thermally activated delayed fluorescence materials. Sci China Mater, 2024, 67: 2789–279510.1007/s40843-024-3008-8 ↗
33. Kondo Y, Yoshiura K, Kitera S, et al. Narrowband deep-blue organic light-emitting diode featuring an organoboron-based emitter. Nat Photonics, 2019, 13: 678–68210.1038/s41566-019-0476-5 ↗
34. Konidena RK, Naveen KR. Boron-based narrowband multiresonance delayed fluorescent emitters for organic light-emitting diodes. Adv Photonics Res, 2022, 3: 220020110.1002/adpr.202200201 ↗
35. Li Z, Li Z, Zhang S, et al. Narrowband pure-green emitters based on naphthalene-fused meta-positioned double boron framework. Sci China Mater, 2024, 67: 1581–158710.1007/s40843-023-2826-2 ↗
36. Liu JP, Chen L, Zhao L, et al. Carbazole-based multiple resonance dendrimers with narrowband blue emission for solution-processed OLEDs. Chin J Polym Sci, 2023, 41: 802–81010.1007/s10118-023-2977-4 ↗
37. Park IS, Yang M, Shibata H, et al. Achieving ultimate narrowband and ultrapure blue organic light-emitting diodes based on polycyclo-heteraborin multi-resonance delayed-fluorescence emitters. Adv Mater, 2022, 34: 210795110.1002/adma.202107951 ↗
38. Qi Y, Ning W, Zou Y, et al. Peripheral decoration of multi-resonance molecules as a versatile approach for simultaneous long-wavelength and narrowband emission. Adv Funct Mater, 2021, 31: 210201710.1002/adfm.202102017 ↗
39. Xu Y, Wang Q, Cai X, et al. Highly efficient electroluminescence from narrowband green circularly polarized multiple resonance thermally activated delayed fluorescence enantiomers. Adv Mater, 2021, 33: 210065210.1002/adma.202100652 ↗
40. Zhang Y, Zhang D, Wei J, et al. Achieving pure green electroluminescence with CIEy of 0.69 and EQE of 28.2% from an aza-fused multi-resonance emitter. Angew Chem Int Ed, 2020, 59: 17499–1750310.1002/anie.202008264 ↗
41. Chen L, Lan Y, Zhao X, et al. Achieving high-efficiency, high-colorpurity light-emitting electrochemical cells through TADF-sensitized fluorescence strategy. Chin J Lumin, 2024, 45: 651–66110.37188/CJL.20240012 ↗
42. dos Santos JM, Chan CY, Tang S, et al. Color tuning of multi-resonant thermally activated delayed fluorescence emitters based on fully fused polycyclic amine/carbonyl frameworks. J Mater Chem C, 2023, 11: 8263–827310.1039/D3TC00641G ↗
43. Tang S, dos Santos JM, Ràfols-Ribé J, et al. Introducing MR-TADF emitters into light-emitting electrochemical cells for narrowband and efficient emission. Adv Funct Mater, 2023, 33: 230617010.1002/adfm.202306170 ↗
44. Tang S, Edman L. Quest for an appropriate electrolyte for high-performance light-emitting electrochemical cells. J Phys Chem Lett, 2010, 1: 2727–273210.1021/jz1010797 ↗
45. Zhang K, Pang X, Song Y, et al. High-performance narrowband light-emitting electrochemical cells enabled by intrinsically ionic multi-resonance thermally activated delayed fluorescence emitters. Adv Opt Mater, 2024, 12: 240046710.1002/adom.202400467 ↗
46. Xu Y, Cheng Z, Li Z, et al. Molecular-structure and device-configuration optimizations toward highly efficient green electroluminescence with narrowband emission and high color purity. Adv Opt Mater, 2020, 8: 190214210.1002/adom.201902142 ↗
47. Ma D, Qiu Y, Duan L. New insights into tunable volatility of ionic materials through counter-ion control. Adv Funct Mater, 2016, 26: 3438–344510.1002/adfm.201505493 ↗
48. Wang YS, Zhao T, Song JH, et al. Realizing high-performance bluish-green ionic thermally activated delayed fluorescence materials through counterion regulation. Chem Eng J, 2023, 460: 14183610.1016/j.cej.2023.141836 ↗
49. Yang M, Park IS, Yasuda T. Full-color, narrowband, and high-efficiency electroluminescence from boron and carbazole embedded polycyclic heteroaromatics. J Am Chem Soc, 2020, 142: 19468–1947210.1021/jacs.0c10081 ↗
50. Tang S, Buchholz HA, Edman L. On the selection of a host compound for efficient host–guest light-emitting electrochemical cells. J Mater Chem C, 2015, 3: 8114–812010.1039/C5TC01329A ↗
51. Zhang K, Song Y, Xiu Y, et al. Electrochemical self-doping in intrinsically ionic, thermally activated delayed fluorescence materials enables high-performance light-emitting electrochemical cells. Chem Eng J, 2024, 500: 15742910.1016/j.cej.2024.157429 ↗
52. Tanaka Y, Ito SI, Liu J, et al. Solution-processable ultrapure-blue light-emitting electrochemical cells. Adv Opt Mater, 2023, 11: 230111910.1002/adom.202301119 ↗