Photoelectrochromic device is a combination of dye-sensitized solar cells and el ectrochromic WO3 layers. Ectrochroelmic WO3 layer and TiO2 layer had been prepar ed by the sol-gel process, then be assembled to pohotoe...Photoelectrochromic device is a combination of dye-sensitized solar cells and el ectrochromic WO3 layers. Ectrochroelmic WO3 layer and TiO2 layer had been prepar ed by the sol-gel process, then be assembled to pohotoelectrochromic device. The effects of heating temperature on photoelectrochromic were investigated. The re sults showed that thin films prepared by dip-coating and spin-coating had good f ilm quality and the device made by the method mentioned in the paper had good ph otoelectrochromic properties.展开更多
Multifunctional devices integrated with electrochromism and energy storage or energy production functions are attractive because these devices can be used as an effective approach to address the energy crisis and envi...Multifunctional devices integrated with electrochromism and energy storage or energy production functions are attractive because these devices can be used as an effective approach to address the energy crisis and environmental pollution in society today. In this review, we explain the operation principles of electrochromic energy storage devices including electrochromic supercapacitors,electrochromic batteries, and the photoelectrochromic devices. Furthermore, the material candidates and structure types of these multifunctional devices are discussed in detail. The major challenges of these devices along with a further outlook are highlighted at the end.展开更多
A novel structure of photoelectrochromic cell fabricated with titanium wirelike photo-electrode is introduced in this paper. The transmittance spectra show that average transmittance of devices is 68.0% (from 400 to 1...A novel structure of photoelectrochromic cell fabricated with titanium wirelike photo-electrode is introduced in this paper. The transmittance spectra show that average transmittance of devices is 68.0% (from 400 to 1100 nm) at bleached state and 26.1% (from 400 to 1100 nm) at colored state, respectively. And the maximal photopic transmittance of the device varies from 81.9% (bleached state) to 30.3% (colored state) at 736 nm. Compared with traditional devices, the spectral response range is improved obviously, which solves the problem of lower transmittance at bleached state for traditional devices.展开更多
文摘Photoelectrochromic device is a combination of dye-sensitized solar cells and el ectrochromic WO3 layers. Ectrochroelmic WO3 layer and TiO2 layer had been prepar ed by the sol-gel process, then be assembled to pohotoelectrochromic device. The effects of heating temperature on photoelectrochromic were investigated. The re sults showed that thin films prepared by dip-coating and spin-coating had good f ilm quality and the device made by the method mentioned in the paper had good ph otoelectrochromic properties.
基金the National Natural Science Foundation of China (51572058, 91216123, 51174063, 51502057)the Natural Science Foundation of Heilongjiang Province (E201436)+1 种基金the International Science & Technology Cooperation Program of China(2013DFR10630, 2015DFE52770)the Specialized Research Fund for the Doctoral Program of Higher Education (SRFDP 20132302110031)
文摘Multifunctional devices integrated with electrochromism and energy storage or energy production functions are attractive because these devices can be used as an effective approach to address the energy crisis and environmental pollution in society today. In this review, we explain the operation principles of electrochromic energy storage devices including electrochromic supercapacitors,electrochromic batteries, and the photoelectrochromic devices. Furthermore, the material candidates and structure types of these multifunctional devices are discussed in detail. The major challenges of these devices along with a further outlook are highlighted at the end.
基金the National Natural Science Foundation of China (Grant No. 50702079)
文摘A novel structure of photoelectrochromic cell fabricated with titanium wirelike photo-electrode is introduced in this paper. The transmittance spectra show that average transmittance of devices is 68.0% (from 400 to 1100 nm) at bleached state and 26.1% (from 400 to 1100 nm) at colored state, respectively. And the maximal photopic transmittance of the device varies from 81.9% (bleached state) to 30.3% (colored state) at 736 nm. Compared with traditional devices, the spectral response range is improved obviously, which solves the problem of lower transmittance at bleached state for traditional devices.
