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author:

Song, Jianxin (Song, Jianxin.) [1] | Jiang, Lisha (Jiang, Lisha.) [2] | Wang, Xiaoze (Wang, Xiaoze.) [3] | Hou, Chuanxin (Hou, Chuanxin.) [4] | Wang, Xuemin (Wang, Xuemin.) [5] | Xu, Zijun (Xu, Zijun.) [6] | Liang, Chao (Liang, Chao.) [7] | Yuan, Mengnan (Yuan, Mengnan.) [8] | Tan, Chuan (Tan, Chuan.) [9] | Yang, Jing (Yang, Jing.) [10] | Song, Enhai (Song, Enhai.) [11] | Wang, Yanlong (Wang, Yanlong.) [12] | Liu, Wei (Liu, Wei.) [13]

Indexed by:

EI Scopus SCIE

Abstract:

Developing luminescent materials with suitable correlated color temperature (CCT) and sufficient color-rendering index (CRI) is a challenging problem in the field of commercialized warm white LED lighting. Herein, a novel metal-organic gel (MOG) material named YTU-G-1(SE) was synthesized, consisting of zirconium metal coordinated with 1,1,2,2-tetrakis(4-carboxyphenyl) ethylene. YTU-G-1(SE) exhibits strong fluorescent properties with an aggregation-induced emission (AIE) effect, emitting yellow-green fluorescence at 515 nm. The internal and external quantum efficiencies (IQE/EQE) of YTU-G-1(SE) are close to unity, with values of 95.74 +/- 0.5% and 88.67 +/- 0.5%, respectively. Finally, we combined YTU-G-1(SE) with a commercial blue chip and a commercial red phosphor (Sr,Ca)AlSiN3:Eu2+ to fabricate a warm white light LED with a color temperature of 3736 K, a color-rendering index Ra of 88.2, and a lumen efficiency of 79.42 lm W-1. This work provides a new approach to regulating the emission of AIE and offers a novel idea for developing high-performance warm-white pc-WLEDs. White-light-emitting diodes are realized from a high-brightness zirconium-based metal-organic gel driven by the AIE effect.

Keyword:

Community:

  • [ 1 ] [Song, Jianxin]Yantai Univ, Sch Environm & Mat Engn, Yantai 264005, Shandong, Peoples R China
  • [ 2 ] [Jiang, Lisha]Yantai Univ, Sch Environm & Mat Engn, Yantai 264005, Shandong, Peoples R China
  • [ 3 ] [Hou, Chuanxin]Yantai Univ, Sch Environm & Mat Engn, Yantai 264005, Shandong, Peoples R China
  • [ 4 ] [Wang, Xuemin]Yantai Univ, Sch Environm & Mat Engn, Yantai 264005, Shandong, Peoples R China
  • [ 5 ] [Xu, Zijun]Yantai Univ, Sch Environm & Mat Engn, Yantai 264005, Shandong, Peoples R China
  • [ 6 ] [Liang, Chao]Yantai Univ, Sch Environm & Mat Engn, Yantai 264005, Shandong, Peoples R China
  • [ 7 ] [Tan, Chuan]Yantai Univ, Sch Environm & Mat Engn, Yantai 264005, Shandong, Peoples R China
  • [ 8 ] [Liu, Wei]Yantai Univ, Sch Environm & Mat Engn, Yantai 264005, Shandong, Peoples R China
  • [ 9 ] [Wang, Xiaoze]Fuzhou Univ, Coll Chem, State Key Lab Photocatalysis Energy & Environm, Fuzhou, Peoples R China
  • [ 10 ] [Wang, Xiaoze]Fuzhou Univ, Coll Chem, State Key Lab Photocatalysis Energy & Environm, Fuzhou, Peoples R China
  • [ 11 ] [Song, Enhai]South China Univ Technol, State Key Lab Luminescent Mat & Devices, Guangzhou 510641, Peoples R China
  • [ 12 ] [Song, Enhai]South China Univ Technol, Inst Opt Commun Mat, Guangzhou 510641, Peoples R China
  • [ 13 ] [Yuan, Mengnan]Yantai Univ, Sch Civil Engn, Yantai 264005, Peoples R China
  • [ 14 ] [Yang, Jing]Shandong Univ Sci & Technol, Coll Chem & Biol Engn, Qingdao 266590, Shandong, Peoples R China
  • [ 15 ] [Wang, Yanlong]Soochow Univ, State Key Lab Radiat Med & Protect, Sch Radiol & Interdisciplinary Sci RAD X, Suzhou, Peoples R China
  • [ 16 ] [Wang, Yanlong]Soochow Univ, Collaborat Innovat Ctr Radiat Med Jiangsu Higher E, Suzhou, Peoples R China

Reprint 's Address:

  • [Jiang, Lisha]Yantai Univ, Sch Environm & Mat Engn, Yantai 264005, Shandong, Peoples R China;;[Hou, Chuanxin]Yantai Univ, Sch Environm & Mat Engn, Yantai 264005, Shandong, Peoples R China;;[Liu, Wei]Yantai Univ, Sch Environm & Mat Engn, Yantai 264005, Shandong, Peoples R China;;[Wang, Yanlong]Soochow Univ, State Key Lab Radiat Med & Protect, Sch Radiol & Interdisciplinary Sci RAD X, Suzhou, Peoples R China;;[Wang, Yanlong]Soochow Univ, Collaborat Innovat Ctr Radiat Med Jiangsu Higher E, Suzhou, Peoples R China

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Source :

DALTON TRANSACTIONS

ISSN: 1477-9226

Year: 2024

Issue: 11

Volume: 53

Page: 4968-4975

3 . 5 0 0

JCR@2023

Cited Count:

WoS CC Cited Count:

SCOPUS Cited Count:

ESI Highly Cited Papers on the List: 0 Unfold All

WanFang Cited Count:

Chinese Cited Count:

30 Days PV: 0

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