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Scalable Flexible Hybrid Membranes with Photonic Structures for Daytime Radiative Cooling
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| Zeitschriftentitel: | Advanced Functional Materials |
|---|---|
| Personen und Körperschaften: | , , , , , , |
| In: | Advanced Functional Materials, 30, 2020, 5 |
| Format: | E-Article |
| Sprache: | Englisch |
| veröffentlicht: |
Wiley
|
| Schlagwörter: |
| author_facet |
Wang, Xin Liu, Xianghui Li, Zhenyang Zhang, Haiwen Yang, Zhiwei Zhou, Han Fan, Tongxiang Wang, Xin Liu, Xianghui Li, Zhenyang Zhang, Haiwen Yang, Zhiwei Zhou, Han Fan, Tongxiang |
|---|---|
| author |
Wang, Xin Liu, Xianghui Li, Zhenyang Zhang, Haiwen Yang, Zhiwei Zhou, Han Fan, Tongxiang |
| spellingShingle |
Wang, Xin Liu, Xianghui Li, Zhenyang Zhang, Haiwen Yang, Zhiwei Zhou, Han Fan, Tongxiang Advanced Functional Materials Scalable Flexible Hybrid Membranes with Photonic Structures for Daytime Radiative Cooling Electrochemistry Condensed Matter Physics Biomaterials Electronic, Optical and Magnetic Materials |
| author_sort |
wang, xin |
| spelling |
Wang, Xin Liu, Xianghui Li, Zhenyang Zhang, Haiwen Yang, Zhiwei Zhou, Han Fan, Tongxiang 1616-301X 1616-3028 Wiley Electrochemistry Condensed Matter Physics Biomaterials Electronic, Optical and Magnetic Materials http://dx.doi.org/10.1002/adfm.201907562 <jats:title>Abstract</jats:title><jats:p>Passive radiative cooling technology can cool down an object by reflecting solar light and radiating heat simultaneously. However, photonic radiators generally require stringent and nanoscale‐precision fabrication, which greatly restricts mass production and renders them less attractive for large‐area applications. A simple, inexpensive, and scalable electrospinning method is demonstrated for fabricating a high‐performance flexible hybrid membrane radiator (FHMR) that consists of polyvinylidene fluoride/tetraethyl orthosilicate fibers with numerous nanopores inside and SiO<jats:sub>2</jats:sub> microspheres randomly distributed across its surface. Even without silver back‐coating, a 300 µm thick FHMR has an average infrared emissivity >0.96 and reflects ≈97% of solar irradiance. Moreover, it exhibits great flexibility and superior strength. The daytime cooling performance this device is experimentally demonstrated with an average radiative cooling power of 61 W m<jats:sup>−2</jats:sup> and a temperature decrease up to 6 °C under a peak solar intensity of 1000 W m<jats:sup>−2</jats:sup>. This performance is comparable to those of state‐of‐the‐art devices.</jats:p> Scalable Flexible Hybrid Membranes with Photonic Structures for Daytime Radiative Cooling Advanced Functional Materials |
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10.1002/adfm.201907562 |
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Wiley, 2020 |
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Advanced Functional Materials |
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| title |
Scalable Flexible Hybrid Membranes with Photonic Structures for Daytime Radiative Cooling |
| title_unstemmed |
Scalable Flexible Hybrid Membranes with Photonic Structures for Daytime Radiative Cooling |
| title_full |
Scalable Flexible Hybrid Membranes with Photonic Structures for Daytime Radiative Cooling |
| title_fullStr |
Scalable Flexible Hybrid Membranes with Photonic Structures for Daytime Radiative Cooling |
| title_full_unstemmed |
Scalable Flexible Hybrid Membranes with Photonic Structures for Daytime Radiative Cooling |
| title_short |
Scalable Flexible Hybrid Membranes with Photonic Structures for Daytime Radiative Cooling |
| title_sort |
scalable flexible hybrid membranes with photonic structures for daytime radiative cooling |
| topic |
Electrochemistry Condensed Matter Physics Biomaterials Electronic, Optical and Magnetic Materials |
| url |
http://dx.doi.org/10.1002/adfm.201907562 |
| publishDate |
2020 |
| physical |
|
| description |
<jats:title>Abstract</jats:title><jats:p>Passive radiative cooling technology can cool down an object by reflecting solar light and radiating heat simultaneously. However, photonic radiators generally require stringent and nanoscale‐precision fabrication, which greatly restricts mass production and renders them less attractive for large‐area applications. A simple, inexpensive, and scalable electrospinning method is demonstrated for fabricating a high‐performance flexible hybrid membrane radiator (FHMR) that consists of polyvinylidene fluoride/tetraethyl orthosilicate fibers with numerous nanopores inside and SiO<jats:sub>2</jats:sub> microspheres randomly distributed across its surface. Even without silver back‐coating, a 300 µm thick FHMR has an average infrared emissivity >0.96 and reflects ≈97% of solar irradiance. Moreover, it exhibits great flexibility and superior strength. The daytime cooling performance this device is experimentally demonstrated with an average radiative cooling power of 61 W m<jats:sup>−2</jats:sup> and a temperature decrease up to 6 °C under a peak solar intensity of 1000 W m<jats:sup>−2</jats:sup>. This performance is comparable to those of state‐of‐the‐art devices.</jats:p> |
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| author | Wang, Xin, Liu, Xianghui, Li, Zhenyang, Zhang, Haiwen, Yang, Zhiwei, Zhou, Han, Fan, Tongxiang |
| author_facet | Wang, Xin, Liu, Xianghui, Li, Zhenyang, Zhang, Haiwen, Yang, Zhiwei, Zhou, Han, Fan, Tongxiang, Wang, Xin, Liu, Xianghui, Li, Zhenyang, Zhang, Haiwen, Yang, Zhiwei, Zhou, Han, Fan, Tongxiang |
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| description | <jats:title>Abstract</jats:title><jats:p>Passive radiative cooling technology can cool down an object by reflecting solar light and radiating heat simultaneously. However, photonic radiators generally require stringent and nanoscale‐precision fabrication, which greatly restricts mass production and renders them less attractive for large‐area applications. A simple, inexpensive, and scalable electrospinning method is demonstrated for fabricating a high‐performance flexible hybrid membrane radiator (FHMR) that consists of polyvinylidene fluoride/tetraethyl orthosilicate fibers with numerous nanopores inside and SiO<jats:sub>2</jats:sub> microspheres randomly distributed across its surface. Even without silver back‐coating, a 300 µm thick FHMR has an average infrared emissivity >0.96 and reflects ≈97% of solar irradiance. Moreover, it exhibits great flexibility and superior strength. The daytime cooling performance this device is experimentally demonstrated with an average radiative cooling power of 61 W m<jats:sup>−2</jats:sup> and a temperature decrease up to 6 °C under a peak solar intensity of 1000 W m<jats:sup>−2</jats:sup>. This performance is comparable to those of state‐of‐the‐art devices.</jats:p> |
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| spelling | Wang, Xin Liu, Xianghui Li, Zhenyang Zhang, Haiwen Yang, Zhiwei Zhou, Han Fan, Tongxiang 1616-301X 1616-3028 Wiley Electrochemistry Condensed Matter Physics Biomaterials Electronic, Optical and Magnetic Materials http://dx.doi.org/10.1002/adfm.201907562 <jats:title>Abstract</jats:title><jats:p>Passive radiative cooling technology can cool down an object by reflecting solar light and radiating heat simultaneously. However, photonic radiators generally require stringent and nanoscale‐precision fabrication, which greatly restricts mass production and renders them less attractive for large‐area applications. A simple, inexpensive, and scalable electrospinning method is demonstrated for fabricating a high‐performance flexible hybrid membrane radiator (FHMR) that consists of polyvinylidene fluoride/tetraethyl orthosilicate fibers with numerous nanopores inside and SiO<jats:sub>2</jats:sub> microspheres randomly distributed across its surface. Even without silver back‐coating, a 300 µm thick FHMR has an average infrared emissivity >0.96 and reflects ≈97% of solar irradiance. Moreover, it exhibits great flexibility and superior strength. The daytime cooling performance this device is experimentally demonstrated with an average radiative cooling power of 61 W m<jats:sup>−2</jats:sup> and a temperature decrease up to 6 °C under a peak solar intensity of 1000 W m<jats:sup>−2</jats:sup>. This performance is comparable to those of state‐of‐the‐art devices.</jats:p> Scalable Flexible Hybrid Membranes with Photonic Structures for Daytime Radiative Cooling Advanced Functional Materials |
| spellingShingle | Wang, Xin, Liu, Xianghui, Li, Zhenyang, Zhang, Haiwen, Yang, Zhiwei, Zhou, Han, Fan, Tongxiang, Advanced Functional Materials, Scalable Flexible Hybrid Membranes with Photonic Structures for Daytime Radiative Cooling, Electrochemistry, Condensed Matter Physics, Biomaterials, Electronic, Optical and Magnetic Materials |
| title | Scalable Flexible Hybrid Membranes with Photonic Structures for Daytime Radiative Cooling |
| title_full | Scalable Flexible Hybrid Membranes with Photonic Structures for Daytime Radiative Cooling |
| title_fullStr | Scalable Flexible Hybrid Membranes with Photonic Structures for Daytime Radiative Cooling |
| title_full_unstemmed | Scalable Flexible Hybrid Membranes with Photonic Structures for Daytime Radiative Cooling |
| title_short | Scalable Flexible Hybrid Membranes with Photonic Structures for Daytime Radiative Cooling |
| title_sort | scalable flexible hybrid membranes with photonic structures for daytime radiative cooling |
| title_unstemmed | Scalable Flexible Hybrid Membranes with Photonic Structures for Daytime Radiative Cooling |
| topic | Electrochemistry, Condensed Matter Physics, Biomaterials, Electronic, Optical and Magnetic Materials |
| url | http://dx.doi.org/10.1002/adfm.201907562 |