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Pairing of Luminescent Switch with Electrochromism for Quasi-Solid-State Dual-Function Smart Windows
Zhenguang Wang1, Minshen Zhu2, Siyu Gou1
1College of Chemistry and Environmental Science , Hebei University , Baoding 071002 , P. R. China.
ACS Applied Materials & Interfaces
|August 24, 2018
Summary
This study introduces a novel dual-function smart window combining electrochromism and luminescence. This innovative green technology offers tunable transparency and controllable light emission for advanced solar spectrum management.
Area of Science:
- Materials Science
- Nanotechnology
- Green Technology
Background:
- Smart windows offer tunable transparency for light and solar energy management.
- Current smart windows lack multifunctional capabilities for comprehensive solar spectrum management.
Purpose of the Study:
- To develop a dual-function smart window integrating electrochromic and luminescent properties.
- To explore intelligent solar spectrum management through combined functionalities.
Main Methods:
- Fabrication of a smart window using fluorine-doped tin oxide glass functionalized with tungsten oxide and copper nanoclusters.
- Utilizing tungsten oxide for electrochromism and copper nanoclusters for photoinduced luminescence.
- Demonstrating reversible switching between electrochromic and luminescent states.
Main Results:
- Achieved a dual-function smart window with tunable visible light transmission and switchable luminescence.
- Reported a high contrast ratio of 88% between the 'on' and 'off' states.
- Demonstrated high reversibility and a rapid response time of 12.6 seconds.
Conclusions:
- The developed dual-function smart window integrates multiple functionalities for advanced solar spectrum management.
- This prototype advances the development of multifunctional smart windows by combining diverse materials.
- Paves the way for next-generation smart windows with enhanced performance and integrated features.
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