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Self‐Stabilized Amorphous Organic Materials with Room‐Temperature Phosphorescence
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| Zeitschriftentitel: | Angewandte Chemie |
|---|---|
| Personen und Körperschaften: | , , , , , , , , |
| In: | Angewandte Chemie, 131, 2019, 45, S. 16164-16168 |
| Format: | E-Article |
| Sprache: | Englisch |
| veröffentlicht: |
Wiley
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| Schlagwörter: |
| author_facet |
Xu, Wei Yu, Yaguo Ji, Xiaonan Zhao, Huarui Chen, Jinming Fu, Yanyan Cao, Huimin He, Qingguo Cheng, Jiangong Xu, Wei Yu, Yaguo Ji, Xiaonan Zhao, Huarui Chen, Jinming Fu, Yanyan Cao, Huimin He, Qingguo Cheng, Jiangong |
|---|---|
| author |
Xu, Wei Yu, Yaguo Ji, Xiaonan Zhao, Huarui Chen, Jinming Fu, Yanyan Cao, Huimin He, Qingguo Cheng, Jiangong |
| spellingShingle |
Xu, Wei Yu, Yaguo Ji, Xiaonan Zhao, Huarui Chen, Jinming Fu, Yanyan Cao, Huimin He, Qingguo Cheng, Jiangong Angewandte Chemie Self‐Stabilized Amorphous Organic Materials with Room‐Temperature Phosphorescence General Medicine |
| author_sort |
xu, wei |
| spelling |
Xu, Wei Yu, Yaguo Ji, Xiaonan Zhao, Huarui Chen, Jinming Fu, Yanyan Cao, Huimin He, Qingguo Cheng, Jiangong 0044-8249 1521-3757 Wiley General Medicine http://dx.doi.org/10.1002/ange.201906881 <jats:title>Abstract</jats:title><jats:p>The stability of pure organic room‐temperature phosphorescent (RTP) materials in air has been a research hotspot in recent years. Without crystallization or encapsulation, a new strategy was proposed to obtain self‐stabilized organic RTP materials, based on a complete ionization of a photo‐induced charge separation system. The ionization of aromatic phenol 4‐carbazolyl salicylaldehyde (CSA) formed a stable H‐bonding anion–cation radical structure and led to the completely amorphous CSA‐I film. Phosphorescent lifetimes as long as 0.14 s at room temperature and with direct exposure to air were observed. The emission intensity was also increased by 21.5‐fold. Such an amorphous RTP material reconciled the contradiction between phosphorescence stability and vapor permeability and has been successfully utilized for peroxide vapor detection.</jats:p> Self‐Stabilized Amorphous Organic Materials with Room‐Temperature Phosphorescence Angewandte Chemie |
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| title |
Self‐Stabilized Amorphous Organic Materials with Room‐Temperature Phosphorescence |
| title_unstemmed |
Self‐Stabilized Amorphous Organic Materials with Room‐Temperature Phosphorescence |
| title_full |
Self‐Stabilized Amorphous Organic Materials with Room‐Temperature Phosphorescence |
| title_fullStr |
Self‐Stabilized Amorphous Organic Materials with Room‐Temperature Phosphorescence |
| title_full_unstemmed |
Self‐Stabilized Amorphous Organic Materials with Room‐Temperature Phosphorescence |
| title_short |
Self‐Stabilized Amorphous Organic Materials with Room‐Temperature Phosphorescence |
| title_sort |
self‐stabilized amorphous organic materials with room‐temperature phosphorescence |
| topic |
General Medicine |
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http://dx.doi.org/10.1002/ange.201906881 |
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2019 |
| physical |
16164-16168 |
| description |
<jats:title>Abstract</jats:title><jats:p>The stability of pure organic room‐temperature phosphorescent (RTP) materials in air has been a research hotspot in recent years. Without crystallization or encapsulation, a new strategy was proposed to obtain self‐stabilized organic RTP materials, based on a complete ionization of a photo‐induced charge separation system. The ionization of aromatic phenol 4‐carbazolyl salicylaldehyde (CSA) formed a stable H‐bonding anion–cation radical structure and led to the completely amorphous CSA‐I film. Phosphorescent lifetimes as long as 0.14 s at room temperature and with direct exposure to air were observed. The emission intensity was also increased by 21.5‐fold. Such an amorphous RTP material reconciled the contradiction between phosphorescence stability and vapor permeability and has been successfully utilized for peroxide vapor detection.</jats:p> |
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| author | Xu, Wei, Yu, Yaguo, Ji, Xiaonan, Zhao, Huarui, Chen, Jinming, Fu, Yanyan, Cao, Huimin, He, Qingguo, Cheng, Jiangong |
| author_facet | Xu, Wei, Yu, Yaguo, Ji, Xiaonan, Zhao, Huarui, Chen, Jinming, Fu, Yanyan, Cao, Huimin, He, Qingguo, Cheng, Jiangong, Xu, Wei, Yu, Yaguo, Ji, Xiaonan, Zhao, Huarui, Chen, Jinming, Fu, Yanyan, Cao, Huimin, He, Qingguo, Cheng, Jiangong |
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| description | <jats:title>Abstract</jats:title><jats:p>The stability of pure organic room‐temperature phosphorescent (RTP) materials in air has been a research hotspot in recent years. Without crystallization or encapsulation, a new strategy was proposed to obtain self‐stabilized organic RTP materials, based on a complete ionization of a photo‐induced charge separation system. The ionization of aromatic phenol 4‐carbazolyl salicylaldehyde (CSA) formed a stable H‐bonding anion–cation radical structure and led to the completely amorphous CSA‐I film. Phosphorescent lifetimes as long as 0.14 s at room temperature and with direct exposure to air were observed. The emission intensity was also increased by 21.5‐fold. Such an amorphous RTP material reconciled the contradiction between phosphorescence stability and vapor permeability and has been successfully utilized for peroxide vapor detection.</jats:p> |
| doi_str_mv | 10.1002/ange.201906881 |
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| series | Angewandte Chemie |
| source_id | 49 |
| spelling | Xu, Wei Yu, Yaguo Ji, Xiaonan Zhao, Huarui Chen, Jinming Fu, Yanyan Cao, Huimin He, Qingguo Cheng, Jiangong 0044-8249 1521-3757 Wiley General Medicine http://dx.doi.org/10.1002/ange.201906881 <jats:title>Abstract</jats:title><jats:p>The stability of pure organic room‐temperature phosphorescent (RTP) materials in air has been a research hotspot in recent years. Without crystallization or encapsulation, a new strategy was proposed to obtain self‐stabilized organic RTP materials, based on a complete ionization of a photo‐induced charge separation system. The ionization of aromatic phenol 4‐carbazolyl salicylaldehyde (CSA) formed a stable H‐bonding anion–cation radical structure and led to the completely amorphous CSA‐I film. Phosphorescent lifetimes as long as 0.14 s at room temperature and with direct exposure to air were observed. The emission intensity was also increased by 21.5‐fold. Such an amorphous RTP material reconciled the contradiction between phosphorescence stability and vapor permeability and has been successfully utilized for peroxide vapor detection.</jats:p> Self‐Stabilized Amorphous Organic Materials with Room‐Temperature Phosphorescence Angewandte Chemie |
| spellingShingle | Xu, Wei, Yu, Yaguo, Ji, Xiaonan, Zhao, Huarui, Chen, Jinming, Fu, Yanyan, Cao, Huimin, He, Qingguo, Cheng, Jiangong, Angewandte Chemie, Self‐Stabilized Amorphous Organic Materials with Room‐Temperature Phosphorescence, General Medicine |
| title | Self‐Stabilized Amorphous Organic Materials with Room‐Temperature Phosphorescence |
| title_full | Self‐Stabilized Amorphous Organic Materials with Room‐Temperature Phosphorescence |
| title_fullStr | Self‐Stabilized Amorphous Organic Materials with Room‐Temperature Phosphorescence |
| title_full_unstemmed | Self‐Stabilized Amorphous Organic Materials with Room‐Temperature Phosphorescence |
| title_short | Self‐Stabilized Amorphous Organic Materials with Room‐Temperature Phosphorescence |
| title_sort | self‐stabilized amorphous organic materials with room‐temperature phosphorescence |
| title_unstemmed | Self‐Stabilized Amorphous Organic Materials with Room‐Temperature Phosphorescence |
| topic | General Medicine |
| url | http://dx.doi.org/10.1002/ange.201906881 |