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Alkyl ammonium iodide-based ligand exchange strategy for high …
Whereas lead halide perovskite-based colloidal quantum dots (PQDs) have emerged as a promising photoactive material for solar cells, the research to this point has …
Perovskite Quantum Dots in Solar Cells
Since Miyasaka et al. advocated perovskite solar cells (PSCs) with a power conversion efficiency (PCE) of 3.8% in 2009, the unparalleled "perovskite fever" sweeps the globe and thus far, the …
Buried interface modulation via PEDOT:PSS ionic exchange for the …
Fig. 1 shows a schematic diagram of the ionic-exchanged PEDOT:PSS using MAI with DMSO solvents, photographic image of the perovskite solar cells backside, scanning …
Surface Matrix‐Mediated Cation Exchange of Perovskite …
Cesium-formamidinium lead triiodide perovskite quantum dot (CsxFA1-xPbI3 PQD) is very promising for photovoltaic applications due to its good phase stability and …
Anion exchange promoting non-impurities enables …
However, the performance of inverted perovskite solar cells by the two-step sequential deposition lags far behind the counterpart fabricated by the one-step deposition from a precursor solution. Herein, we provide insight …
Halide exchange in the passivation of perovskite …
Organic-inorganic lead halide perovskite solar cells (PSCs) have attracted growing attention in the past 10 years owing to the rapid rise in their power-conversion efficiencies (PCEs) from 3.8% to 25.5%. 1–5 As the PCE is …
Molecular exchange and passivation at interface afford high …
The interface is crucial for perovskite solar cells (PSCs). However, voids at interfaces induced by the trapped hygroscopic dimethyl sulfoxide (DMSO) can reduce charge …
Perovskite solar cell
A perovskite solar cell (PSC) is a type of solar cell that includes a perovskite-structured compound, most commonly a hybrid organic–inorganic lead or tin halide-based material as the light-harvesting active layer.
Simultaneous Ligand Exchange Fabrication of Flexible Perovskite Solar ...
Halide perovskite solar cells (HPSCs) have a significant potential for future photovoltaic systems because of a high power conversion efficiency (PCE) exceeding 23% …
Perovskite solar cell
A perovskite solar cell (PSC) is a type of solar cell that includes a perovskite-structured compound, most commonly a hybrid organic–inorganic lead or tin halide-based material as the …
Ion exchange for halide perovskite: From nanocrystal to bulk …
They applied the formed CsPbI 3 and CsPbBr 3 nanowires for the first time to perovskite solar cells and found the inorganic CsPbBr 3 nanowire solar cells showed better stability. Graetzel …
Anion exchange promoting non-impurities enables conformable …
Herein, we provide insight into anion exchange in a sequential thermal evaporation-solution process for high-quality perovskite films. The exchange process …
Improving Perovskite Solar Cell Performance and Stability via …
The latest development in perovskite solar cell (PSC) technology has been significantly influenced by advanced techniques aimed at passivating surface defects. This work presents a new …
Simultaneous Ligand Exchange Fabrication of Flexible …
Halide perovskite solar cells (HPSCs) have a significant potential for future photovoltaic systems because of a high power conversion efficiency (PCE) exceeding 23% using solution processing methods. A low …
Improved charge extraction in inverted perovskite …
The certified power conversion efficiency (PCE) of perovskite solar cells (PSCs) has reached an impressive 25.7% ().Nevertheless, the most-efficient PSCs, fabricated in the nip architecture, have yet to achieve the …
Next-generation applications for integrated perovskite solar cells …
The authors were able to adjust the halide-exchange period precisely and achieved a high transmittance of up to 76% for ... MiaSolé hit 26.5% efficiency on tandem …
Perovskite‐Based Solar Cells: Materials, Methods, and Future ...
The perovskite solar cells based on mesoscopic TiO 2 involve high-temperature sintering and thus many scholars have studied the framework of perovskite cells ... Lee et al. prepared FAPbI 3 …
Anion exchange promoting non-impurities enables …
Herein, we provide insight into anion exchange in a sequential thermal evaporation-solution process for high-quality perovskite films. The exchange process promotes mass transport and the penetration of organic …
In Situ PL Tracking of Halide Exchange at 3D/QD Heterojunction ...
The halide exchange between the 3D perovskite and QDs shows great promise for passivating bulk defects and improving the solar cell performance. We explore the …
Tailoring solvent-mediated ligand exchange for CsPbI3 perovskite ...
Regulating the surface ligand chemistry of perovskite quantum dots (PQDs) is of great importance for the construction of high-performing PQD solar cells (PQDSCs). Herein, …
Efficient and stable inverted perovskite solar cells enabled by ...
Hybrid perovskite solar cells (PSCs) have advanced rapidly over the last decade, with certified photovoltaic conversion efficiency (PCE) reaching a value of 26.7% …
Halide exchange in the passivation of perovskite solar cells with ...
Applying additives to perovskite precursor solutions is an effective way to passivate perovskite films for the construction of perovskite solar cells (PSCs) with increased …
High-performance photovoltaic perovskite layers fabricated ...
The band gap of formamidinium lead iodide (FAPbI 3) perovskites allows broader absorption of the solar spectrum relative to conventional methylammonium lead iodide …
Surface Matrix‐Mediated Cation Exchange of Perovskite Quantum …
Cesium-formamidinium lead triiodide perovskite quantum dot (CsxFA1-xPbI3 PQD) is very promising for photovoltaic applications due to its good phase stability and …
Tailoring solvent-mediated ligand exchange for CsPbI3 …
Regulating the surface ligand chemistry of perovskite quantum dots (PQDs) is of great importance for the construction of high-performing PQD solar cells (PQDSCs). Herein, the solvent of short ligands is tailored for the …