Dehydration-Triggered Afterglow Transition in a Mellitate-Based Coordination Polymer DOI
Shuang Wang,

Yin-Jing Shi,

Song Chen

et al.

Chemistry of Materials, Journal Year: 2023, Volume and Issue: 35(7), P. 3015 - 3023

Published: March 27, 2023

Stimulus-responsive long persistent luminescence (LPL) materials have attracted wide attention due to their potential applications in information storage, anti-counterfeiting, optoelectronic devices, etc. However, LPL coordination polymers with room temperature afterglow transition characteristics not been explored. Herein, mellitic acid and zinc ions were utilized synthesize an acid–base stable polymer (1) by organic solvent-free hydrothermal method. 1 possesses a tightly stacked structure exhibits dual-emission peaks blue blue-green afterglow. Upon exposure heating, DMSO immersion, or vacuum, 1h, 1s, 1v obtained. The original changes blue-green, while the turns yellow-green loss of water molecules from inner cavity. This is first example that can realize dehydration operation. Moreover, emission spectra be recovered exposing vapor, suggesting reversible dehydration/hydration process. Experimental density functional theory (DFT) results suggest fluorescence originates mixing intra-ligand ligand-to-metal charge transfer excited states. triplet state intersystem crossing responsible for phosphorescence emission. rational structural design along conceptual model anti-counterfeiting encryption based on display unique advantages realizing convenient multiple stimuli-responsive devices.

Language: Английский

Cation defects succeed in triggering super stability of narrow-band blue-emitting phosphors Ca3Sc2Si3O12: Bi3+ for backlighting display application DOI
Guihua Li, Qihua Yang, Rongrong Wang

et al.

Ceramics International, Journal Year: 2023, Volume and Issue: 49(17), P. 28159 - 28166

Published: June 9, 2023

Language: Английский

Citations

15
An efficient blue–violet phosphor: an advanced material designed for high-quality full-spectrum lighting DOI

Xiudi Wu,

Yonghui Xu,

Shuwen Yin

et al.

Dalton Transactions, Journal Year: 2024, Volume and Issue: 53(10), P. 4564 - 4573

Published: Jan. 1, 2024

Under 330 nm excitation, the BSBCl: x Ce 3+ emits blue light with three distinct emission centers. WLED devices an ultra-high color rendering index were obtained using a combination of NUV chips, and commercial phosphors.

Language: Английский

Citations

5
Thermally Stable Red-Emitting Ca18K3Sc(PO4)14:Mn2+ Phosphor and Enhanced Luminescence by Energy Transfer Between Ce3+-Eu2+-Mn2+ DOI

Minliang Deng,

Mengmeng Shang,

Yixin Sun

et al.

Inorganic Chemistry, Journal Year: 2024, Volume and Issue: 63(8), P. 3901 - 3912

Published: Feb. 16, 2024

It is significant and valuable to investigate novel high-performance red-emitting phosphors for high-quality wLED applications. Based on this consideration, we developed a Mn

Language: Английский

Citations

5
Efficient broadband yellow-emitting Mg2.5Lu1.5Al1.5Si2.5O12:Ce3+ garnet phosphors for blue-light-pumped white light-emitting diodes DOI Open Access
Xiaoyuan Chen, Xiaoyong Huang

Ceramics International, Journal Year: 2023, Volume and Issue: 50(1), P. 1022 - 1030

Published: Oct. 20, 2023

Language: Английский

Citations

12
Dehydration-Triggered Afterglow Transition in a Mellitate-Based Coordination Polymer DOI
Shuang Wang,

Yin-Jing Shi,

Song Chen

et al.

Chemistry of Materials, Journal Year: 2023, Volume and Issue: 35(7), P. 3015 - 3023

Published: March 27, 2023

Stimulus-responsive long persistent luminescence (LPL) materials have attracted wide attention due to their potential applications in information storage, anti-counterfeiting, optoelectronic devices, etc. However, LPL coordination polymers with room temperature afterglow transition characteristics not been explored. Herein, mellitic acid and zinc ions were utilized synthesize an acid–base stable polymer (1) by organic solvent-free hydrothermal method. 1 possesses a tightly stacked structure exhibits dual-emission peaks blue blue-green afterglow. Upon exposure heating, DMSO immersion, or vacuum, 1h, 1s, 1v obtained. The original changes blue-green, while the turns yellow-green loss of water molecules from inner cavity. This is first example that can realize dehydration operation. Moreover, emission spectra be recovered exposing vapor, suggesting reversible dehydration/hydration process. Experimental density functional theory (DFT) results suggest fluorescence originates mixing intra-ligand ligand-to-metal charge transfer excited states. triplet state intersystem crossing responsible for phosphorescence emission. rational structural design along conceptual model anti-counterfeiting encryption based on display unique advantages realizing convenient multiple stimuli-responsive devices.

Language: Английский

Citations

11