炭素ドットで支えられた超分子組立に基づく多色発光と純白光放射のインシチュー光変換
Huang Wu1,2, Yong Chen1, Xianyin Dai1
1College of Chemistry, State Key Laboratory of Elemento-Organic Chemistry , Nankai University , 94 Weijin Road , Nankai District, Tianjin 300071 , P.R. China.
Journal of the American Chemical Society
|March 13, 2019
まとめ
研究者は多色の光発光のための新しい超分子組成を開発しました. この材料は,先端のアプリケーションで調節可能な光の放射を可能にする,現場で光制御された色変換を可能にします.
科学分野:
- 材料科学
- 超分子化学
- フォト物理学
背景:
- 外部刺激制御による多色の光発光材料の開発は困難です.
- 多色の光出力のインサイト光制御は珍しい.
研究 の 目的:
- インサイトフォトチューニングの幅広いスペクトルの出力を持つ光発光超分子組を記述する.
- 光強度と色変換の可逆的な光交換を証明する.
主な方法:
- 2段階の光発光性超分子組成の準備
- ディアリエーテンの写真スイッチングとキュキュルビット[8]ウリルの宿主-ゲスト複合を用いる.
- アニオンの炭素ドットを持つ三元超分子組成の形成.
主要な成果:
- スチリルピリジニウム改変のダイアリレタンゲスト分子は,可逆光制御のオン/オフを表示する.
- クキュルビット[8]ウリルとの複合は,光強度を高め,可逆的な光誘発の消火/回復を可能にします.
- テルナリーアセンブリは,黄色から青に効率的なインシット写真制御の色変化を示し,純粋な白色の光を発します.
結論:
- 開発された超分子アセンブリは,光調節された多色光発光のための新しいプラットフォームを提供します.
- このアプローチは,高度な偽造防止材料と視覚的な表示装置の設計の機会を提供します.
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