Facile fabrication of VO2/SiO2 aerogel composite films with excellent thermochromic properties for smart windows

2021 ◽  
pp. 151507
Author(s):  
Jiahong Kang ◽  
Jingxiao Liu ◽  
Fei Shi ◽  
Yutong Dong ◽  
Xiaoying Song ◽  
...  
2020 ◽  
Vol 46 (3) ◽  
pp. 2758-2763 ◽  
Author(s):  
Bin Li ◽  
Jiahui Liu ◽  
Shouqin Tian ◽  
Baoshun Liu ◽  
Xinwei Yang ◽  
...  

Materials ◽  
2021 ◽  
Vol 14 (17) ◽  
pp. 4927
Author(s):  
Zhe Wang ◽  
Bin Li ◽  
Shouqin Tian ◽  
Baoshun Liu ◽  
Xiujian Zhao ◽  
...  

As a typical thermochromic material, VO2 coatings can be applied to smart windows by modulating the transmission of near infrared (NIR) light via phase transition. However, the inherent undesirable luminous transmittance (Tlum) and solar modulation efficiency (ΔTsol) of pure VO2 impede its practical application. In order to solve this problem, the porous VO2 based composite film was prepared by magnetron sputtering and subsequent acid solution process with Zn2V2O7 particles used as a sacrificial template to create pores, which showed excellent Tlum (72.1%) and enhanced ΔTsol (10.7%) compared with pure VO2 film. It was demonstrated that the porous structure of the film caused by acid solution process could improve the Tlum obviously and the isolated VO2 nanoparticles presented strong localized surface plasmon resonance (LSPR) effects to enhance the ΔTsol. Therefore, this method will provide a facile way to prepare VO2 based films with excellent thermochromic performance and thus promote the application of the VO2 based films in smart windows.


2021 ◽  
Vol 47 (10) ◽  
pp. 14290-14300
Author(s):  
Tingting Xiong ◽  
Yin Ye ◽  
Bin Luo ◽  
Liping Shen ◽  
Dongmei Wang ◽  
...  

2019 ◽  
Vol 200 ◽  
pp. 109930 ◽  
Author(s):  
Qixuan Zhang ◽  
Lingling Xie ◽  
Ying Zhu ◽  
Ying Tao ◽  
Rong Li ◽  
...  

2020 ◽  
Vol 65 (2) ◽  
pp. 923-934 ◽  
Author(s):  
Yongkang Lu ◽  
Bo Zhang ◽  
Shaobo Liu ◽  
Luxia Yin ◽  
Wanghui Gong ◽  
...  

2019 ◽  
Vol 225 ◽  
pp. 115213 ◽  
Author(s):  
Xiao Wang ◽  
Shanyong Wang ◽  
Wei Liu ◽  
Si Wang ◽  
Liguo Zhang ◽  
...  

2016 ◽  
Vol 48 (7) ◽  
pp. 829-834 ◽  
Author(s):  
Jinyoung Kim ◽  
Jinuk Kwon ◽  
Myeongsoo Kim ◽  
Jeonguk Do ◽  
Daero Lee ◽  
...  

2021 ◽  
Author(s):  
Dabin Park ◽  
Minsu Kim ◽  
Jooheon Kim

In this study, we synthesized a flexible thermoelectric composite film consisting of poly(3,4-ethylenedioxythiopene)-poly(4-styrenesulfonate)-coated selenium nanowires (PEDOT:PSS-coated Se NWs) and multi-walled carbon nanotubes (MWCNT) via simple solution mixing. The PEDOT:PSS-coated Se...


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