Despite demonstrating remarkable power conversion efficiencies (PCEs), perovskite solar cells (PSCs) have not yet achieved their full potential. In particular, the interfaces between the perovskite and charge transport layers account for the vast majority of the recombination losses. Interfacial contact and band alignment between the low-temperature …
Despite demonstrating remarkable power conversion efficiencies (PCEs), perovskite solar cells (PSCs) have not yet achieved their full potential. In particular, the interfaces between the perovskite and charge transport layers account for the vast majority of the recombination losses. Interfacial contact and band alignment between the low-temperature …
The record efficiency of single-junction CIGS solar cells has reached 23.4%, which makes this class of solar cells very attractive for integration into perovskite containing tandem solar cells 26.
Two-dimensional (2D) organic-inorganic perovskites as one of the most important photovoltaic material used in solar cells have attracted remarkable attention. These 2D perovskites exhibit superior environmental stability and wide tunability of their optoelectronic properties. However, their photovoltaic performance is far behind those of traditional three …
Herein, we report a universal approach towards high-efficiency 2D perovskite solar cells (PSCs) by using the synergistic effect of NH 4 Cl and H 2 O to rotate the crystallographic orientation of 2D systems. The preferential adsorption of NH 4 Cl to the (202) ...
Accelerated aging tests for perovskite solar cells must take into account several degradation pathways. Zhao et al. found that for all-inorganic cesium lead triiodide (CsPbI 3) solar cells, a two-dimensional Cs 2 PbI 2 Cl 2 capping layer stabilized the interface between the CsPbI 3 absorber and the copper thiocyanate hole-transporter layer and boosted its power …
1 · Perovskite films with excellent photoelectric properties play a significant role in fabricating high-performance solar cells. Magnetron sputtering is a commercially available and …
Additives are widely adopted for efficient, stable, and hysteresis‐free perovskite solar cells and play an important role in various breakthroughs of perovskite solar cells (PSCs). Herein the various additives adopted for PSCs are reviewed and their functioning mechanism and influence on device performance is described. The main roles of additives, …
Researchers worldwide have been interested in perovskite solar cells (PSCs) due to their exceptional photovoltaic (PV) performance. The PSCs are the next generation of …
CsPbI 3 as the representative material of the inorganic perovskite CsPbX 3 (X = Cl, Br and I) shows a suitable optical bandgap of 1.73 eV, and the champion PCE is up to 17.06% [36, 37].However, the desired cubic perovskite phase (α-CsPbI 3) is only stable at high temperatures (＞300 °C) and spontaneously transforms to the non-perovskite yellow phase (δ …
Integrating high-performance wide-bandgap perovskite solar cells onto silicon solar cells can lead to very high power conversion efficiencies (PCEs) by minimizing carrier thermalization losses (1–6).Although initial research explored n-i-p tandems, recent work has focused on the p-i-n configuration, in which the n-type electron-collecting contact faces …
Solar cells. Considerable efforts are being made to advance inverted (p–i–n) perovskite solar cells (PSCs). Several passivation and insulation strategies have effectively …
We demonstrated p-i-n perovskite solar cells with a record power conversion efficiency of 24.6% over 18 square millimeters and 23.1% over 1 square centimeter, which retained 96 and 88% of the efficiency after 1000 hours of 1-sun maximum power point tracking at 25° and 75°C, respectively. Devices under rapid thermal cycling between −60° and ...
Perovskite solar cells (PSCs) have reached power conversion efficiencies (PCEs) >25%, approaching the PCEs of state-of-the-art crystalline-silicon solar cells (1–3).Further improvements to the performance and stability of PSCs will require delicate management of the interfaces between the perovskite absorber and charge transport layers …
Finally, the optimized flexible solar cells achieve an impressive efficiency exceeding 41% at 1000 lux, with a fill factor as high as 84.32%. The concept of the molecular bridge represents a significant advancement in enhancing the performance of perovskite-based flexible indoor photovoltaics for the upcoming era of Internet of Things (IoT).
All-inorganic perovskite solar cells (PVSCs) have drawn increasing attention because of their outstanding thermal stability. However, their performance is still inferior than the typical organic ...
1 Introduction. Inverted (p-i-n) perovskite solar cells (IPSCs) have a promising future among the emerging thin-film photovoltaics thanks to their plethora of applications, such as indoor, [] wearable, [] and tandem electronics. [] For single-junction cells, the power conversion efficiencies (PCEs) have shown a significant increase from 3.9% in 2013 …
Perovskite solar cells (PSCs) are undergoing rapid development and the power conversion efficiency reaches 25.7% which attracts increasing attention on their commercialization recently. In this review, we summarized the recent progress of PSCs based on device structures, perovskite-based tandem cells, large-area modules, stability, applications and …
Perovskite solar cells (PSCs) have attracted enormous attention owing to their high power conversion efficiency and low cost. In this work, solvent engineering techniques for PSCs are reviewed using co-solvents, anti-solvents, and solvent additives. In the part of co-solvents, binary solvent systems and ternary solvent systems illustrate their ...
Molecule-based selective contacts have become a crucial component to ensure high-efficiency inverted perovskite solar cells 1,2,3,4,5.These molecules always consist of a conjugated core with ...
1 · Co-deposition of copper thiocyanate with perovskite on textured silicon enables an efficient perovskite-silicon tandem solar cell with a certified power conversion efficiency of 31.46% for 1 cm2 ...
5 · Coevaporation, an up-scalable deposition technique that allows for conformal coverage of textured industrial silicon bottom cells, is particularly suited for application in perovskite-silicon tandem solar cells (PSTs). However, …
Perovskite solar cells (PSCs) consisting of interfacial two- and three-dimensional heterostructures that incorporate ammonium ligand intercalation have enabled rapid progress toward the goal of uniting …
We have built vapour-deposited organometal trihalide perovskite solar cells based on a planar heterojunction thin-film architecture that have a solar-to-electrical power conversion efficiency of ...
For the perovskite solar cells'' future performance, Cesium (Cs) can be substituted for Methyl-ammonium (MA) with great efficiency. It can also be mentioned that the new manufacturing techniques of altering the much superior active layer allowed scientists to simultaneously achieve more efficient and cost-effective solar cells [15]. The graded ...
Inverted (pin) perovskite solar cells (PSCs) afford improved operating stability in comparison to their nip counterparts but have lagged in power conversion efficiency (PCE). The energetic losses responsible for this …
Researchers working in the field of photovoltaic are exploring novel materials for the efficient solar energy conversion. The prime objective of the discovery of every novel photovoltaic material is to achieve more energy yield with easy fabrication process and less production cost features. Perovskite solar cells (PSCs) delivering the highest efficiency in the …
This enables a stabilized PCE of 28.6% (independently certified at 28.2%) for a monolithic perovskite/silicon tandem solar cell over ∼1 cm 2 and 27.1% over 3.8 cm 2, built from a textured silicon heterojunction solar cell. The modified tandem devices retain ∼93% of their performance over 43 days in a hot and humid outdoor environment of ...
By the introduction of an organic silane self-assembled monolayer, an interface-engineering approach is demonstrated for hole-conductor-free, fully printable mesoscopic perovskite solar cells based on a carbon counter electrode. The self-assembled silane monolayer is incorporated between the TiO2 and CH3NH3PbI3, resulting in optimized interface …
The target perovskite solar cells show a champion PCE of 24.7 % at the reverse scan (22.7 % for the control device) and a negligible PCE decline after 600-hour maximum power point tracking (MPPT) at one-sun illumination at a temperature of 42 ± 5 °C (only ∼ 50 % of initial PCE remained after 330 h for the control device). ...
For many types of low-cost solar cells, including those using dye-sensitized titania, performance is limited by low open-circuit voltages. Lee et al. (p.643, published online 4 October; see the Perspective by Norris and Aydil) have developed a solid-state cell in which structured films of titania or alumina nanoparticles are solution coated with a lead-halide perovskite layer that …
The resulting inverted perovskite solar cells deliver a power conversion efficiency of over 23% with a low non-radiative voltage loss of 110 mV, and retain >97% of the initial efficiency after 400 ...
Recently developed organic–inorganic hybrid perovskite solar cells combine low-cost fabrication and high power conversion efficiency. Advances in perovskite film optimization have led to an outstanding power conversion efficiency of more than 20%. Looking forward, shifting the focus toward new device architectures holds great potential to induce the …
If perovskite solar cells (PSCs) with high power conversion efficiencies (PCEs) are to be commercialized, they must achieve long-term stability, which is usually assessed with accelerated degradation tests. One of the persistent obstacles for PSCs has been successfully passing the damp-heat test (85°C and 85% relative humidity), which is the ...
Perovskite solar cells represent a promising third-generation photovoltaic technology with low fabrication cost and high power conversion efficiency. In light of the rapid development of perovskite materials and devices, a systematic survey on the latest advancements covering a broad range of related work is urgently needed. This review summarizes the recent major …
This paper reports a grain regrowth and bifacial passivation strategy to reduce recombination losses for wide-bandgap perovskite solar cells. As a result, PCEs of 21.9% and 19.9% are achieved for the...
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