Results 31 to 40 of about 1,677 (188)

Diboraanthracene-Doped Polymer Systems for Colour-Tuneable Room-Temperature Organic Afterglow. [PDF]

Angew Chem Int Ed Engl, 2023
Organic ultralong room temperature phosphorescence (RTP), or organic afterglow, is a unique phenomenon, gaining widespread attention due to its far-reaching application potential and fundamental interest.
Jovaišaitė J, Kirschner S, Raišys S, Kreiza G, Baronas P, Juršėnas S, Wagner M.   +6 more
europepmc   +2 more sources

Short-range charge transfer for efficient ultra-narrowband deep blue afterglow [PDF]

Nature Communications
Efficient and narrowband blue organic afterglow materials are critical components for advanced optoelectronic applications, but so far, have been rarely explored. Herein, we report short-range charge transfer-assisted high efficiency and ultra-narrowband
Xin Zou, Nan Gan, Zhenyi Lin, Huili Ma, Yanxin Wu, Anqi Lv, Zhongfu An, Long Gu, Wei Huang   +8 more
doaj   +2 more sources

Butterfly‐Shaped Guest Molecules Enable Tunable Room‐Temperature Phosphorescence in Host‐Guest Doped Systems [PDF]

Advanced Science
Organic room‐temperature phosphorescence (RTP) materials have attracted significant interest due to their potential in optoelectronics and anti‐counterfeiting. However, achieving multicolor‐tunable and long‐lived RTP with simple, low‐cost systems remains
Zongyong Lou, Wenhui Feng, Kaining Wang, Kun Gong, Guangyu Wen, Denghui Ji   +5 more
doaj   +2 more sources

Room-Temperature Multiple Phosphorescence from Functionalized Corannulenes: Temperature Sensing and Afterglow Organic Light-Emitting Diode [PDF]

, 2023
Corannulene-derived materials have been extensively explored in energy storage and solar cells, but, however, are rarely documented as emitters in light-emitting sensors and organic light-emitting diodes (OLEDs), due to low exciton utilization.
Changfeng, Si, Tao, Wang, David, Cordes, Eli, Zysman-Colman, Jay, Siegel, Alexandra , Slawin, Abhishek, Kumar Gupta   +6 more
core   +2 more sources

Recent Advances in Thermally Activated Delayed Fluorescence-Based Organic Afterglow Materials

Small Methods
Thermally activated delayed fluorescence (TADF)-based materials are attracting widespread attention for different applications owing to their ability of harvesting both singlet and triplet excitons without noble metals in their structures. As compared to
Sun, Yuyu,, Li, Xuping,, Zhu, Liangliang,, Wu, Leiying,, Baryshnikov, Glib,, Zhang, Fan,   +5 more
core   +4 more sources

Photooxidation triggered ultralong afterglow in carbon nanodots

Nature Communications
It remains a challenge to obtain biocompatible afterglow materials with long emission wavelengths, durable lifetimes, and good water solubility. Herein we develop a photooxidation strategy to construct near-infrared afterglow carbon nanodots with an ...
Guang-Song Zheng, Cheng-Long Shen, Chun-Yao Niu, Qing Lou, Tian-Ci Jiang, Peng-Fei Li, Xiao-Jing Shi, Run-Wei Song, Yuan Deng, Chao-Fan Lv, Kai-Kai Liu, Jin-Hao Zang, Zhe Cheng, Lin Dong, Chong-Xin Shan   +14 more
doaj   +2 more sources

Ultrabright and narrowband organic afterglow achieved by molecular engineering of coronene. [PDF]

Chem Sci
Ultrabright and narrowband organic afterglow is achieved using engineered coronene derivatives, which reaches 73 cd m −2 afterglow brightness with a narrow FWHM of 24.2 nm.
Chen Y, Zhang Y, Wu G, Luo T, Jiang J, Wang T, Guo X, Zhang K.   +7 more
europepmc   +3 more sources

Water‐soluble phosphorescent polymers with time‐dependent organic afterglow covering a broad spectrum

FlexMat
Materials exhibiting a time‐dependent organic afterglow across a broad spectrum have significant potential in various photonic applications, yet achieving this remains a challenge.
Juan Wei, Congkai Chen, Min Xiao, Jingxue Hu, Guohui Xing, Shujuan Liu, Yun Ma, Qiang Zhao   +7 more
doaj   +2 more sources

Boosting Organic Afterglow Performance via a Two-Component Design Strategy Extracted from Macromolecular Self-Assembly

, 2022
Because intersystem crossing and phosphorescence decay are spin-forbidden in organic systems, it is challenging to obtain high-performance organic afterglow materials.
Yunlong Zou (4260547), Xuefeng Chen (373198), Kaka Zhang (1721956), Dahua Li (4225996), Minjian Wu (11773245), Ju Huang (806291), Daoyong Chen (1511197), Yan Sun (22436), Jiahui Liu (724342), Xuepu Wang (1715701)   +9 more
core   +2 more sources

Sustainable afterglow materials from lignin inspired by wood phosphorescence

Cell Reports Physical Science, 2021
Summary: Sustainable organic afterglow room-temperature phosphorescence (RTP) is a particularly attractive phenomenon but remains difficult to achieve.
Jingwen Yuan, Yingxiang Zhai, Keliang Wan, Shouxin Liu, Jian Li, Shujun Li, Zhijun Chen, Tony D. James   +7 more
doaj   +1 more source