Designing high performance conjugated materials for photovoltaic cells with the aid of intramolecular noncovalent interactions

2021 ◽  
Author(s):  
Yahui Liu ◽  
Jinsheng Song ◽  
Zhishan Bo

This review summarizes the recent progress in high performance photovoltaic materials with the aid of intramolecular noncovalent interactions.

Coatings ◽  
2018 ◽  
Vol 8 (10) ◽  
pp. 329 ◽  
Author(s):  
Dong Shin ◽  
Suk-Ho Choi

It is necessary to develop semitransparent photovoltaic cell for increasing the energy density from sunlight, useful for harvesting solar energy through the windows and roofs of buildings and vehicles. Current semitransparent photovoltaics are mostly based on Si, but it is difficult to adjust the color transmitted through Si cells intrinsically for enhancing the visual comfort for human. Recent intensive studies on translucent polymer- and perovskite-based photovoltaic cells offer considerable opportunities to escape from Si-oriented photovoltaics because their electrical and optical properties can be easily controlled by adjusting the material composition. Here, we review recent progress in materials fabrication, design of cell structure, and device engineering/characterization for high-performance/semitransparent organic and perovskite solar cells, and discuss major problems to overcome for commercialization of these solar cells.


2020 ◽  
Vol 92 (5) ◽  
pp. 767-772
Author(s):  
Ye Zhang

AbstractThis short review summarizes our recent progress in fiber-shaped lithium-ion batteries and lithium-air batteries based on carbon nanotube hybrid fiber electrodes. The fiber architecture allows batteries to be deformable in all dimensions and bear various deformations such as bending, tying, twisting and even stretching. They are scaled up and further woven into breathable, flexible, stretchable and shape-memory textiles to effectively meet the requirements of modern electronics such as wearable products.


2016 ◽  
Vol 6 (1) ◽  
Author(s):  
Uisik Kwon ◽  
Bong-Gi Kim ◽  
Duc Cuong Nguyen ◽  
Jong-Hyeon Park ◽  
Na Young Ha ◽  
...  

2016 ◽  
Vol 2016 ◽  
pp. 1-8 ◽  
Author(s):  
Yingjie Liao ◽  
Takeshi Fukuda ◽  
Norihiko Kamata

Spray coating technique has been established as a promising substitute for the traditional coating methods in the fabrication of organic devices in many reports recently. Control of film morphology at the microscopic scale is critical if spray-coated devices are to achieve high performance. Here we investigate electrospray deposition protocols for the fabrication of poly(3,4-ethylenedioxythiophene):poly(styrenesulfonate) (PEDOT:PSS) thin films with a single additive system under ambient conditions at room temperature. Critical deposition parameters including solution composition, applied voltage, and relative humidity are discussed systematically. Optimized process for preparing homogenous PEDOT:PSS thin films is applied to all-electrospray-coated organic photovoltaic cells and contributes to a power conversion efficiency comparable to that of the corresponding all-spin-coated device.


2011 ◽  
Vol 121-126 ◽  
pp. 4229-4233
Author(s):  
Ping Chuan Zhang ◽  
Yun Long Kong ◽  
Hang Sen Zhang

This paper design an intelligent photovoltaic cell test system. The high performance dual-core 16bits SPCE061A microprocessors are used as control and data processing center. The powerful data operation ability of SPCE061A makes it to carry out software filter for measured data and enhances testing precision. the experiments demonstrated the test system can measure the characteristic parameters of photovoltaic cells: open voltage, current, the fill factor and photoelectric conversion efficiency, draw photovoltaic cells I-V curve, find the best working points , and also have the characteristics of miniaturization and intelligent.


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