scholarly journals High-performance Wide Bandgap Perovskite Solar Cells Fabricated in Ambient High-Humidity Conditions

2021 ◽  
Author(s):  
Ugur Deneb Menda ◽  
Guilherme Ribeiro ◽  
Daniela Nunes ◽  
Tomás Calmeiro ◽  
Hugo Águas ◽  
...  

Lead-halide perovskite solar cells (PSCs) are currently the most promising emergent thin-film photovoltaic technology, having already reached power conversion efficiency (PCE) levels of state-of-the-art wafer-based silicon cells. The class of...

Nanoscale ◽  
2019 ◽  
Vol 11 (45) ◽  
pp. 21824-21833 ◽  
Author(s):  
Jyoti V. Patil ◽  
Sawanta S. Mali ◽  
Chang Kook Hong

Controlling the grain size of the organic–inorganic perovskite thin films using thiourea additives now crossing 2 μm size with >20% power conversion efficiency.


Solar RRL ◽  
2020 ◽  
Vol 4 (9) ◽  
pp. 2000213 ◽  
Author(s):  
Qiong Wang ◽  
Joel A. Smith ◽  
Dieter Skroblin ◽  
Julian A. Steele ◽  
Christian M. Wolff ◽  
...  

2016 ◽  
Vol 26 (30) ◽  
pp. 5400-5407 ◽  
Author(s):  
Bonkee Koo ◽  
Heesuk Jung ◽  
Minwoo Park ◽  
Jae-Yup Kim ◽  
Hae Jung Son ◽  
...  

2017 ◽  
Vol 5 (34) ◽  
pp. 17943-17953 ◽  
Author(s):  
Guiting Chen ◽  
Fan Zhang ◽  
Meiyue Liu ◽  
Jun Song ◽  
Jiarong Lian ◽  
...  

A novel bispyridinium salt (FPyBr) is designed as a cathode modifier to achieve high-performance and low-hysteresis fullerene/perovskite solar cells with a maximal PCE of 19.61%.


Author(s):  
Mohd Quasim Khan ◽  
Khursheed Ahmad

In the last few decades, the energy demand has been increased dramatically. Different forms of energy have utilized to fulfill the energy requirements. Solar energy has been proven an effective and highly efficient energy source which has the potential to fulfill the energy requirements in the future. Previously, various kind of solar cells have been developed. In 2013, organic–inorganic metal halide perovskite materials have emerged as a rising star in the field of photovoltaics. The methyl ammonium lead halide perovskite structures were employed as visible light sensitizer for the development of highly efficient perovskite solar cells (PSCs). In 2018, the highest power conversion efficiency of 23.7% was achieved for methyl ammonium lead halide based PSCs. This obtained highest power conversion efficiency makes them superior over other solar cells. The PSCs can be employed for practical uses, if their long term stability improved by utilizing some novel strategies. In this chapter, we have discussed the optoelectronic properties of the perovskite materials, construction of PSCs and recent advances in the electron transport layers for the fabrication of PSCs.


Due to their high solar to electric power conversion efficiency (PCE) and low fabrication costs, metal halide perovskite solar cells (PSCs) attract enormous research interest in recent years. However, their industrial development is hampered because there are still the difficulties to reach high performance on large size devices and challenges on the stability of perovskite.


2021 ◽  
Vol 01 (01) ◽  
pp. 56-57
Author(s):  
Galhenage A. Sewvandi ◽  
◽  
J.T.S.T. Jayawardane ◽  

Solar energy is a commonly used alternate source of energy and it can be utilized based on the principle of the photovoltaic effect. The photovoltaic effect converts sun energy into electrical energy using photovoltaic devices (solar cells). A solar cell device should have high efficiency and a long lifetime to be commercially beneficial. Presently, silicon and thin-film solar cells are widely employed. The crystalline solar cells are more efficient but they are also expensive. Thin-film solar cells are formed by placing one or more thin layers of photovoltaic materials on different substrates. Although these cells have a lower cost, they are also less efficient compared to Si-based solar cells. Organic-inorganic hybrid lead halide perovskite solar cells are one of the most promising low-cost power conversion efficiency technologies that could exceed the 26% threshold. However, the lack of environmental stability and of high lead toxicity are the main bottlenecks that impede the future industrialization and commercialization hybrid lead halide perovskite. Hence It is important to achieve high power conversion efficiency while also maintaining stability and non-toxicity in the development of new lead-free perovskite materials.


2021 ◽  
Vol 9 (38) ◽  
pp. 21910-21917
Author(s):  
Tao Zhu ◽  
Lening Shen ◽  
Hanlin Chen ◽  
Yongrui Yang ◽  
Luyao Zheng ◽  
...  

Perovskite solar cells formed from a 2D/3D bilayer perovskite thin film, where 2D perovskites were created by novel conjugated molecules, exhibited a power conversion efficiency of 21.98% and a dramatically boosted stability was demonstrated.


2019 ◽  
Vol 7 (29) ◽  
pp. 17516-17528 ◽  
Author(s):  
Sawanta S. Mali ◽  
Jyoti V. Patil ◽  
Hamidreza Arandiyan ◽  
Chang Kook Hong

Reduced methylammonium lead-halide perovskite with double layer electron transporting layer crossing 21% power conversion efficiency.


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