Interfacial engineering has proven to be extremely important for colloidal quantum dot (QD) solar cells. However, in comparison with the QD surface and device top interface, the buried interface has received much less attention. Herein, we report an efficient strategy of utilizing a cyclic passivator (CyP),
Perovskite quantum dots (PQDs) have captured a host of researchers’ attention due to their unique properties, which have been introduced to lots of optoelectronics areas, such as light-emitting diodes, lasers, photodetectors, and solar cells. Herein, the authors aim at reviewing the achievements of PQDs applied to solar cells in recent years.
Synthesis of the solar cell using different approaches. Researchers from Beihang University in China have designed a solar cell based on perovskite quantum dots (PDQs) that reportedly has a power conversion efficiency exceeding 16%.
Chinese researchers have built a perovskite quantum dot solar cell that is reportedly able to reduce trap-assisted charge carrier recombination. The device has an open-circuit voltage of 1.23 V, a short-circuit current density of 17.73 mA cm−2, and a fill factor of 0.745. Synthesis of the solar cell using different approaches.
Lett. 4, 2030–2034 (2013). Du, J. et al. Zn-Cu-In-Se quantum dot solar cells with a certified power conversion efficiency of 11.6%. J. Am. Chem. Soc. 138, 4201–4209 (2016). Li, L. et al. Efficient synthesis of highly luminescent copper indium sulfide-based core/shell nanocrystals with surprisingly long-lived emission. J. Am. Chem.
In view of the VOC loss analysis of bulk perovskite and chalcogenide colloidal quantum dot solar cells via detailed balance theory, [93, 94] we conclude the VOC loss of PQDSCs originating from the following factors: i) various defects form in the processes of synthesis and ligand exchange of PQDs.
Du, J. et al. Zn-Cu-In-Se quantum dot solar cells with a certified power conversion efficiency of 11.6%. J. Am. Chem. Soc. 138, 4201–4209 (2016). Li, L. et al. Efficient synthesis of highly luminescent copper indium sulfide-based core/shell nanocrystals with surprisingly long-lived emission. J. Am. Chem. Soc. 133, 1176–1179 (2011).
Interfacial engineering has proven to be extremely important for colloidal quantum dot (QD) solar cells. However, in comparison with the QD surface and device top interface, the buried interface has received much less attention. Herein, we report an efficient strategy of utilizing a cyclic passivator (CyP),
Surface Engineering Enables Efficient AgBiS 2 Quantum Dot Solar Cells. Click to copy article link Article link copied! Yongqiang Ji. Yongqiang Ji. State Key Laboratory for Artificial Microstructure and Mesoscopic Physics, School of Physics, Frontiers Science Center for Nano-optoelectronics & Collaborative Innovation Center of Quantum Matter, Peking …
In this article, the authors show how the possibilities of different deposition techniques can bring QD-based solar cells to the industrial level and discuss the challenges for perovskite QD solar cells in particular, to achieve …
Quantum dot-sensitized solar cells (QDSCs) have emerged as a promising candidate for next-generation solar cells due to the distinct optoelectronic features of quantum dot (QD) light-harvesting materials, such as high light, thermal, and moisture stability, facilely tunable absorption range, high absorption
Du, J. et al. Zn-Cu-In-Se quantum dot solar cells with a certified power conversion efficiency of 11.6%. J. Am. Chem. Soc. 138, 4201–4209 ... Chinese Academy of Sciences, …
Review the current shortcomings and solutions of perovskite quantum dot solar cells. The application prospect of perovskite quantum dot solar cells in building photovoltaic …
Light absorption plays an important role in improving the power conversion efficiency (PCE) of quantum dot-sensitized solar cells (QDSSCs). In this study, a multifunctional long-persistence phosphor (LPP) layer was introduced into the CdS/CdSe QDSSCs via a simple doctor blade method. The LPP layer can simultaneously improve the light harvesting and …
Perovskite solar cells (PSCs) and quantum dot (QD) solar cells are two representative emerging photovoltaic technologies that are highly complementary in terms of their optical and electrical properties. Herein, a …
1 INTRODUCTION. Quantum dot–sensitized solar cells (QDSCs) use QDs as light-harvesting materials and have attracted some research interests due to their excellent semiconductor properties, including high absorption coefficient, adjustable light absorption range, good humidity, light and thermal stability, and the possibility to generate multiple excitons. 1-5 …
Quantum dot-sensitized solar cells (QDSCs) have emerged as a promising candidate for next-generation solar cells due to the distinct optoelectronic features of quantum dot (QD) light-harvesting materials, such …
Perovskite quantum dots (PQDs) have captured a host of researchers'' attention due to their unique properties, which have been introduced to lots of optoelectronics areas, such as light-emitting diodes, lasers, photodetectors, …
Du, J. et al. Zn-Cu-In-Se quantum dot solar cells with a certified power conversion efficiency of 11.6%. J. Am. Chem. Soc. 138, 4201–4209 ... Chinese Academy of Sciences, Dalian, China . Kaifeng ...
Quantum dot-sensitized solar cells (QDSCs) have emerged as a promising candidate for next-generation solar cells due to the distinct optoelectronic features of quantum dot (QD) light-harvesting materials, such as high light, thermal, and moisture stability, facilely tunable absorption range, high absorption coefficient, multiple exciton generation possibility, and …
Researchers in Iran have identified new ways to design perovskite quantum dot solar cells via a series of simulations. They investigated, in particular, how the perovskite absorbers can be gauged ...
Colloidal quantum dot (CQD) solar cells have attracted great interest due to their low cost and superior photo-electric properties. Remarkable improvements in cell performances of both quantum dot sensitized solar cells (QDSCs) and PbX ( …
As a cost-effective alternative to silicon-based photovoltaics, semiconductor quantum dot (QD)-sensitized solar cells (QDSCs) have attracted considerable attention recently and have shown promising developments for the next generation of solar cells (Citation 2 – Citation 7). QDSCs can be regarded as a derivative of dye-sensitized solar cells (DSCs), …
Lead chalcogenide (PbX, X = S, Se) quantum dots (QDs) exhibit strong quantum confinement effects, and their bandgap can cover the entire infrared spectrum of solar light by adjusting their size. They can also be prepared through a solution process, denoting them as highly promising low-cost infrared photovoltaic materials. These are anticipated ...
Quantum dot solar cells have the potential to increase the maximum attainable thermodynamic conversion efficiency of solar photon conversion up to about 66% by utilizing hot photogenerated carriers to produce higher photovoltages or higher photocurrents. [3] Background Solar cell concepts. In a conventional solar cell light is absorbed by a semiconductor, producing an …
Perovskite quantum dots (PQDs) have captured a host of researchers'' attention due to their unique properties, which have been introduced to lots of optoelectronics areas, such as light-emitting diodes, lasers, photodetectors, and solar cells. Herein, the authors aim at reviewing the achievements of PQDs applied to solar cells in recent years ...
Review the current shortcomings and solutions of perovskite quantum dot solar cells. The application prospect of perovskite quantum dot solar cells in building photovoltaic roofs is given.
Colloidal quantum dot (CQD) solar cells have attracted great interest due to their low cost and superior photo-electric properties. Remarkable improvements in cell performances of both quantum dot sensitized solar cells (QDSCs) and PbX ( X = S, Se) based CQD solar cells have been achieved in recent years, and the power conversion efficiencies ...
Perovskite solar cells (PSCs) and quantum dot (QD) solar cells are two representative emerging photovoltaic technologies that are highly complementary in terms of their optical and electrical properties. Herein, a critical review of the state-of-the-art hybrid perovskite-QD solar cells is presented with the aim of advancing their ...
Quantum dot-sensitized solar cells (QDSCs) have attracted much attention in the past few years because of the advantages of quantum dots (QDs), including low cost, easy fabrication,...
Improving the efficiency of quantum dot-sensitized solar cells by increasing the QD loading amount. Zhengyan Zhang†, Wenran Wang†, Huashang Rao, Zhenxiao Pan * and Xinhua Zhong * Key Laboratory for …
Chinese researchers have built a perovskite quantum dot solar cell that is reportedly able to reduce trap-assisted charge carrier recombination. The device has an open-circuit voltage of...
Improving the efficiency of quantum dot-sensitized solar cells by increasing the QD loading amount. Zhengyan Zhang†, Wenran Wang†, Huashang Rao, Zhenxiao Pan * and Xinhua Zhong * Key Laboratory for Biobased Materials and Energy of Ministry of Education, Guangdong Laboratory for Lingnan Modern Agriculture, College of Materials and Energy, …
In this article, the authors show how the possibilities of different deposition techniques can bring QD-based solar cells to the industrial level and discuss the challenges for perovskite QD solar cells in particular, to achieve large-area fabrication for further advancing technology to solve pivotal energy and environmental issues.
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