PTAA‐infiltrated thin‐walled carbon nanotube electrode with hidden encapsulation for perovskite solar cells DOI Creative Commons
Eunmi Chae,

You‐Hyun Seo,

Bong Joo Kang

et al.

EcoMat, Journal Year: 2024, Volume and Issue: 6(11)

Published: Oct. 30, 2024

Abstract In perovskite solar cells (PSCs), expensive gold or silver metal has traditionally been utilized as the rear electrode for highly efficient performance. this context, carbon nanotube (CNT) electrodes have considered promising because of their excellent electrical conductivity, mechanical strength, and chemical stability in PSCs. Despite these favorable characteristics, concerns raised about power conversion efficiency (PCE) PSCs based on CNTs due to porosity CNT electrodes. study, we employed both poly(triarylamine) (PTAA) infiltration hidden encapsulation approaches address issues related thin‐walled (TWCNT) achieve high stability. The low‐molecular‐weight PTAA into TWCNT reduced while simultaneously improving interfacial contact layer with layer. Furthermore, a novel design was prevent air water exposure electrode, which significantly enhanced device developed basis strategies best PCE 19.5% show long‐term stability, retaining 96% 74% initial after 225 h at maximum point tracking under AM 1.5G illumination 916 85°C/85% relative humidity, respectively. image

Language: Английский

High-performance bifacial perovskite solar cells enabled by single-walled carbon nanotubes DOI Creative Commons
Jing Zhang, Xian‐Gang Hu, Kangyu Ji

et al.

Nature Communications, Journal Year: 2024, Volume and Issue: 15(1)

Published: March 12, 2024

Abstract Bifacial perovskite solar cells have shown great promise for increasing power output by capturing light from both sides. However, the suboptimal optical transmittance of back metal electrodes together with complex fabrication process associated front transparent conducting oxides hindered development efficient bifacial PSCs. Here, we present a novel approach devices using single-walled carbon nanotubes as and electrodes. offer high transparency, conductivity, stability, enabling PSCs bifaciality factor over 98% generation density 36%. We also fabricate flexible, all-carbon-electrode-based power-per-weight value 73.75 W g −1 excellent mechanical durability. Furthermore, show that our much lower material cost than conventional monofacial Our work demonstrates potential SWCNT efficient, stable, low-cost photovoltaics.

Language: Английский

Citations

26
Decoding Polymeric Additive‐Driven Self‐Healing Processes in Perovskite Solar Cells from Chemical and Physical Bonding Perspectives DOI
Jeong‐Seok Nam, Jinmyung Choi, Jang Woo Lee

et al.

Advanced Energy Materials, Journal Year: 2024, Volume and Issue: 14(12)

Published: Jan. 26, 2024

Abstract This review addresses the self‐healing effects in perovskite solar cells (PSCs), emphasizing significance of chemical and physical bonding as core mechanisms. Polymeric additives play a vital role inducing phenomena along with intrinsic properties materials, both which are discussed herein. As relatively underexplored area, effect induced by polymeric PSCs is reviewed from perspective. The bonds involved include isocyanate, disulfide, carboxylic acid groups. related to primarily hydrogen chelation. Self‐healing flexible devices extends their lifespan improves mechanical robustness against environmental stressors. discussion delves into initiation methods for self‐healing, conditions required, recovery‐rate profiles. not only catalogs various approaches but also considers fundamental limitations potential this phenomenon PSCs. In addition, insights an outlook on perovskite‐based optoelectronics provided, offering guidance future research applications.

Language: Английский

Citations

14
Recent Advances in Carbon Nanotube Utilization in Perovskite Solar Cells: A Review DOI Creative Commons

Usman Asghar,

Muhammad Azam Qamar, Othman Hakami

et al.

Micromachines, Journal Year: 2024, Volume and Issue: 15(4), P. 529 - 529

Published: April 15, 2024

Due to their exceptional optoelectronic properties, halide perovskites have emerged as prominent materials for the light-absorbing layer in various devices. However, increase device performance wider adoption, it is essential find innovative solutions. One promising solution incorporating carbon nanotubes (CNTs), which shown remarkable versatility and efficacy. In these devices, CNTs serve multiple functions, including providing conducting substrates electrodes improving charge extraction transport. The next iteration of photovoltaic metal perovskite solar cells (PSCs), holds immense promise. Despite significant progress, achieving optimal efficiency, stability, affordability simultaneously remains a challenge, overcoming obstacles requires development novel known CNTs, which, owing electrical, optical, mechanical garnered considerable attention potential highly efficient PSCs. Incorporating into offers versatility, enabling improvements longevity while catering diverse applications. This article provides an in-depth exploration recent advancements nanotube technology its integration cells, serving transparent conductive electrodes, transporters, interlayers, hole-transporting materials, back electrodes. Additionally, we highlighted key challenges offered insights future enhancements leveraging CNTs.

Language: Английский

Citations

9
Inhibited superoxide‐induced halide oxidation with a bioactive factor for stabilized inorganic perovskite solar cells DOI Creative Commons
Xingxing Duan, Jialong Duan,

Naimin Liu

et al.

SusMat, Journal Year: 2024, Volume and Issue: 4(4)

Published: July 29, 2024

Abstract Active oxygen highly affects the efficiency and stability of perovskite solar cells (PSCs) owing to capacity either passivate defects or decompose lattice. To better understand in‐depth interaction, we demonstrate for first time that photooxidation mechanism in all‐inorganic film dominates phase deterioration kinetics by forming superoxide species presence light oxygen, which is significantly different from organic‒inorganic hybrid even tin‐based perovskites. In perovskites, prefer oxidize longer weaker Pb‒I bond PbO I 2 , leaving much stable CsPbBr 3 phase. From this chemical proof‐of‐concept, employ an organic bioactive factor, Tanshinone IIA, as a sweeper enhance environmental tolerance inorganic perovskite, serving “skincare” agent anti‐aging organisms. Combined with another key point on healing defective lattice, best carbon‐based CsPbI Br cell delivers high 15.12% superior against light, humidity, heat attacks. This method also applicable p‒i‒n inverted (Cs 0.05 MA FA 0.9 )Pb(I 0.93 0.07 ) 23.46%. These findings not only help us decomposition mechanisms depth but provide potential strategy advanced PSC platforms.

Language: Английский

Citations

9
Post‐Assembled Dipole Benzoic Acids Modified Me‐4PACz for Efficient and Stable Inverted Perovskite Solar Cells DOI Open Access

Yuan Fan,

Tangyue Xue,

Mengzhen Du

et al.

Advanced Functional Materials, Journal Year: 2025, Volume and Issue: unknown

Published: Feb. 16, 2025

Abstract Self‐assembled monolayers (SAMs), particularly those molecules composed of carbazole and phosphonic acid, are widely employed as effective hole‐selective layer (HSL) in inverted perovskite solar cells (PSCs). However, the insufficient chemical bond formation with metal oxides (ITO) self‐aggregation solvents acid SAM led to non‐uniform HSL, which turn affect power conversion efficiency (PCE) stability PSCs. Herein, a series benzoic materials (BAs), including p‐fluorobenzoic (FBA) p‐methylbenzoic (MBA), used post‐assembly effectively fill voids between [4‐(3,6‐dimethyl‐9H‐carbazole‐9‐yl)butyl]phosphonic (Me‐4PACz) form denser facilitates passivation buried interface. In addition, post‐assembled BAs different dipole moments can adjust work function Me‐4PACz facilitating transport extraction charge carriers. Consequently, PSCs based on Me‐4PACz/FBA HSL realize champion PCE 25.58%. Moreover, unencapsulated devices maintain 82% 94% after 800 h outdoor storage (RH≈60%) 2000 glove box, respectively. This technique enhances both device, blazing simple pathway for further development

Language: Английский

Citations

1
Recent advances in nanomaterial-stabilized pickering foam: Mechanism, classification, properties, and applications DOI

Jinsheng Sun,

Liyao Dai,

Kaihe Lv

et al.

Advances in Colloid and Interface Science, Journal Year: 2024, Volume and Issue: 328, P. 103177 - 103177

Published: May 8, 2024

Language: Английский

Citations

8
Aerobic mechanochemical reversible-deactivation radical polymerization DOI Creative Commons
Haoyang Feng, Zhe Chen,

Lei Li

et al.

Nature Communications, Journal Year: 2024, Volume and Issue: 15(1)

Published: July 22, 2024

Abstract Polymer materials suffer mechano-oxidative deterioration or degradation in the presence of molecular oxygen and mechanical forces. In contrast, aerobic biological activities combined with stimulus promote tissue regeneration repair various organs. A synthetic approach which energy synergistically initiate polymerization will afford similar robustness polymeric materials. Herein, mechanochemical reversible-deactivation radical was developed by design an organic mechano-labile initiator converts into activators response to ball milling, enabling reaction proceed air low-energy input, operative simplicity, avoidance potentially harmful solvents. addition, this not only complements existing methods access well-defined polymers but also has been successfully employed for controlled (meth)acrylates, styrenic monomers solid acrylamides as well synthesis polymer/perovskite hybrids without solvent at room temperature are inaccessible other means.

Language: Английский

Citations

8
Machine learning driven performance enhancement of perovskite solar cells with CNT as both hole transport layer and back contact DOI
Ihtesham Ibn Malek, Hafiz Imtiaz, Samia Subrina

et al.

Solar Energy, Journal Year: 2024, Volume and Issue: 278, P. 112737 - 112737

Published: July 12, 2024

Language: Английский

Citations

7
Effective n-type de-doping of perovskite surface via defect passivation and improved film crystallization for high-efficiency inorganic solar cells DOI
Hui Li, Jialong Duan,

Naimin Liu

et al.

Journal of Materials Chemistry A, Journal Year: 2024, Volume and Issue: 12(34), P. 23067 - 23075

Published: Jan. 1, 2024

An n/n − homojunction at the top perovskite/carbon interface is realized by doping natural additive for accelerating charge extraction and suppressing carrier nonradiative recombination in carbon-based CsPbI 2 perovskite solar cells.

Language: Английский

Citations

5
Enhanced Stability and Optical Performance of Mapbi₃ Perovskite Films Through B4pbf₄ Ionic Liquid Integration: A Route to Durable Photovoltaics DOI
Arián Espinosa-Roa, Edgar González-Juaréz, Miguel A. Amado-Briseño

et al.

Published: Jan. 1, 2025

An ionic liquid (B4PBF₄) was synthesized and characterized using spectroscopic techniques, incorporating it in different proportions (0.25, 0.5, 1.5% w/w) into thin perovskite films. The results show that 1.5 % concentration significantly improves the optical properties by minimizing trap states preventing charge recombination. XPS analysis indicates a strong interaction between lead halides at this proportion. Additionally, photovoltaic devices fabricated with percentage achieved higher efficiency. In terms of stability, also prevented water absorption on surface, delaying film degradation up to 500 h.

Language: Английский

Citations

0